Current Dir: /usr/sbin/
[FILE] a2disconf [ edit | delete | rename ]
[FILE] a2dismod [ edit | delete | rename ]
[FILE] a2dissite [ edit | delete | rename ]
[FILE] a2enconf [ edit | delete | rename ]
[FILE] a2enmod [ edit | delete | rename ]
[FILE] a2ensite [ edit | delete | rename ]
[FILE] a2query [ edit | delete | rename ]
[FILE] aa-load [ edit | delete | rename ]
[FILE] aa-remove-unknown [ edit | delete | rename ]
[FILE] aa-status [ edit | delete | rename ]
[FILE] aa-teardown [ edit | delete | rename ]
[FILE] accessdb [ edit | delete | rename ]
[FILE] add-shell [ edit | delete | rename ]
[FILE] addgnupghome [ edit | delete | rename ]
[FILE] addgroup [ edit | delete | rename ]
[FILE] adduser [ edit | delete | rename ]
[FILE] agetty [ edit | delete | rename ]
[FILE] apache2 [ edit | delete | rename ]
[FILE] apache2ctl [ edit | delete | rename ]
[FILE] apachectl [ edit | delete | rename ]
[FILE] apparmor_parser [ edit | delete | rename ]
[FILE] apparmor_status [ edit | delete | rename ]
[FILE] applygnupgdefaults [ edit | delete | rename ]
[FILE] argdist-bpfcc [ edit | delete | rename ]
[FILE] arpd [ edit | delete | rename ]
[FILE] arptables [ edit | delete | rename ]
[FILE] arptables-nft [ edit | delete | rename ]
[FILE] arptables-nft-restore [ edit | delete | rename ]
[FILE] arptables-nft-save [ edit | delete | rename ]
[FILE] arptables-restore [ edit | delete | rename ]
[FILE] arptables-save [ edit | delete | rename ]
[FILE] badblocks [ edit | delete | rename ]
[FILE] bashreadline-bpfcc [ edit | delete | rename ]
[FILE] bashreadline.bt [ edit | delete | rename ]
[FILE] bcache-super-show [ edit | delete | rename ]
[FILE] bindsnoop-bpfcc [ edit | delete | rename ]
[FILE] biolatency-bpfcc [ edit | delete | rename ]
[FILE] biolatency-kp.bt [ edit | delete | rename ]
[FILE] biolatency.bt [ edit | delete | rename ]
[FILE] biolatpcts-bpfcc [ edit | delete | rename ]
[FILE] biopattern-bpfcc [ edit | delete | rename ]
[FILE] biosdecode [ edit | delete | rename ]
[FILE] biosnoop-bpfcc [ edit | delete | rename ]
[FILE] biosnoop.bt [ edit | delete | rename ]
[FILE] biostacks.bt [ edit | delete | rename ]
[FILE] biotop-bpfcc [ edit | delete | rename ]
[FILE] bitesize-bpfcc [ edit | delete | rename ]
[FILE] bitesize.bt [ edit | delete | rename ]
[FILE] blkdeactivate [ edit | delete | rename ]
[FILE] blkdiscard [ edit | delete | rename ]
[FILE] blkid [ edit | delete | rename ]
[FILE] blkzone [ edit | delete | rename ]
[FILE] blockdev [ edit | delete | rename ]
[FILE] bpflist-bpfcc [ edit | delete | rename ]
[FILE] bpftool [ edit | delete | rename ]
[FILE] bridge [ edit | delete | rename ]
[FILE] btrfsdist-bpfcc [ edit | delete | rename ]
[FILE] btrfsslower-bpfcc [ edit | delete | rename ]
[FILE] cachestat-bpfcc [ edit | delete | rename ]
[FILE] cachetop-bpfcc [ edit | delete | rename ]
[FILE] cache_check [ edit | delete | rename ]
[FILE] cache_dump [ edit | delete | rename ]
[FILE] cache_metadata_size [ edit | delete | rename ]
[FILE] cache_repair [ edit | delete | rename ]
[FILE] cache_restore [ edit | delete | rename ]
[FILE] cache_writeback [ edit | delete | rename ]
[FILE] capable-bpfcc [ edit | delete | rename ]
[FILE] capable.bt [ edit | delete | rename ]
[FILE] capsh [ edit | delete | rename ]
[FILE] cfdisk [ edit | delete | rename ]
[FILE] cgdisk [ edit | delete | rename ]
[FILE] chcpu [ edit | delete | rename ]
[FILE] check_forensic [ edit | delete | rename ]
[FILE] chgpasswd [ edit | delete | rename ]
[FILE] chmem [ edit | delete | rename ]
[FILE] chpasswd [ edit | delete | rename ]
[FILE] chroot [ edit | delete | rename ]
[FILE] cobjnew-bpfcc [ edit | delete | rename ]
[FILE] compactsnoop-bpfcc [ edit | delete | rename ]
[FILE] cpgr [ edit | delete | rename ]
[FILE] cppw [ edit | delete | rename ]
[FILE] cpudist-bpfcc [ edit | delete | rename ]
[FILE] cpuunclaimed-bpfcc [ edit | delete | rename ]
[FILE] cpuwalk.bt [ edit | delete | rename ]
[FILE] criticalstat-bpfcc [ edit | delete | rename ]
[FILE] cron [ edit | delete | rename ]
[FILE] cryptdisks_start [ edit | delete | rename ]
[FILE] cryptdisks_stop [ edit | delete | rename ]
[FILE] cryptsetup [ edit | delete | rename ]
[FILE] ctrlaltdel [ edit | delete | rename ]
[FILE] dbslower-bpfcc [ edit | delete | rename ]
[FILE] dbstat-bpfcc [ edit | delete | rename ]
[FILE] dcb [ edit | delete | rename ]
[FILE] dcsnoop-bpfcc [ edit | delete | rename ]
[FILE] dcsnoop.bt [ edit | delete | rename ]
[FILE] dcstat-bpfcc [ edit | delete | rename ]
[FILE] deadlock-bpfcc [ edit | delete | rename ]
[FILE] debugfs [ edit | delete | rename ]
[FILE] delgroup [ edit | delete | rename ]
[FILE] deluser [ edit | delete | rename ]
[FILE] depmod [ edit | delete | rename ]
[FILE] devlink [ edit | delete | rename ]
[FILE] dhcpcd [ edit | delete | rename ]
[FILE] dirtop-bpfcc [ edit | delete | rename ]
[FILE] dmeventd [ edit | delete | rename ]
[FILE] dmidecode [ edit | delete | rename ]
[FILE] dmsetup [ edit | delete | rename ]
[FILE] dmstats [ edit | delete | rename ]
[FILE] dosfsck [ edit | delete | rename ]
[FILE] dosfslabel [ edit | delete | rename ]
[FILE] dpkg-preconfigure [ edit | delete | rename ]
[FILE] dpkg-reconfigure [ edit | delete | rename ]
[FILE] drsnoop-bpfcc [ edit | delete | rename ]
[FILE] dumpe2fs [ edit | delete | rename ]
[FILE] e2freefrag [ edit | delete | rename ]
[FILE] e2fsck [ edit | delete | rename ]
[FILE] e2image [ edit | delete | rename ]
[FILE] e2label [ edit | delete | rename ]
[FILE] e2mmpstatus [ edit | delete | rename ]
[FILE] e2scrub [ edit | delete | rename ]
[FILE] e2scrub_all [ edit | delete | rename ]
[FILE] e2undo [ edit | delete | rename ]
[FILE] e4crypt [ edit | delete | rename ]
[FILE] e4defrag [ edit | delete | rename ]
[FILE] ebtables [ edit | delete | rename ]
[FILE] ebtables-nft [ edit | delete | rename ]
[FILE] ebtables-nft-restore [ edit | delete | rename ]
[FILE] ebtables-nft-save [ edit | delete | rename ]
[FILE] ebtables-restore [ edit | delete | rename ]
[FILE] ebtables-save [ edit | delete | rename ]
[FILE] ebtables-translate [ edit | delete | rename ]
[FILE] era_check [ edit | delete | rename ]
[FILE] era_dump [ edit | delete | rename ]
[FILE] era_invalidate [ edit | delete | rename ]
[FILE] era_restore [ edit | delete | rename ]
[FILE] escapesrc [ edit | delete | rename ]
[FILE] ethtool [ edit | delete | rename ]
[FILE] execsnoop-bpfcc [ edit | delete | rename ]
[FILE] execsnoop.bt [ edit | delete | rename ]
[FILE] exitsnoop-bpfcc [ edit | delete | rename ]
[FILE] ext4dist-bpfcc [ edit | delete | rename ]
[FILE] ext4slower-bpfcc [ edit | delete | rename ]
[FILE] faillock [ edit | delete | rename ]
[FILE] fatlabel [ edit | delete | rename ]
[FILE] fdisk [ edit | delete | rename ]
[FILE] filefrag [ edit | delete | rename ]
[FILE] filegone-bpfcc [ edit | delete | rename ]
[FILE] filelife-bpfcc [ edit | delete | rename ]
[FILE] fileslower-bpfcc [ edit | delete | rename ]
[FILE] filetop-bpfcc [ edit | delete | rename ]
[FILE] findfs [ edit | delete | rename ]
[FILE] fixparts [ edit | delete | rename ]
[FILE] fsadm [ edit | delete | rename ]
[FILE] fsck [ edit | delete | rename ]
[FILE] fsck.btrfs [ edit | delete | rename ]
[FILE] fsck.cramfs [ edit | delete | rename ]
[FILE] fsck.ext2 [ edit | delete | rename ]
[FILE] fsck.ext3 [ edit | delete | rename ]
[FILE] fsck.ext4 [ edit | delete | rename ]
[FILE] fsck.fat [ edit | delete | rename ]
[FILE] fsck.minix [ edit | delete | rename ]
[FILE] fsck.msdos [ edit | delete | rename ]
[FILE] fsck.vfat [ edit | delete | rename ]
[FILE] fsck.xfs [ edit | delete | rename ]
[FILE] fsfreeze [ edit | delete | rename ]
[FILE] fstab-decode [ edit | delete | rename ]
[FILE] fstrim [ edit | delete | rename ]
[FILE] funccount-bpfcc [ edit | delete | rename ]
[FILE] funcinterval-bpfcc [ edit | delete | rename ]
[FILE] funclatency-bpfcc [ edit | delete | rename ]
[FILE] funcslower-bpfcc [ edit | delete | rename ]
[FILE] gdisk [ edit | delete | rename ]
[FILE] genccode [ edit | delete | rename ]
[FILE] gencmn [ edit | delete | rename ]
[FILE] genl [ edit | delete | rename ]
[FILE] gennorm2 [ edit | delete | rename ]
[FILE] gensprep [ edit | delete | rename ]
[FILE] getcap [ edit | delete | rename ]
[FILE] gethostlatency-bpfcc [ edit | delete | rename ]
[FILE] gethostlatency.bt [ edit | delete | rename ]
[FILE] getpcaps [ edit | delete | rename ]
[FILE] getty [ edit | delete | rename ]
[FILE] groupadd [ edit | delete | rename ]
[FILE] groupdel [ edit | delete | rename ]
[FILE] groupmems [ edit | delete | rename ]
[FILE] groupmod [ edit | delete | rename ]
[FILE] grpck [ edit | delete | rename ]
[FILE] grpconv [ edit | delete | rename ]
[FILE] grpunconv [ edit | delete | rename ]
[FILE] grub-bios-setup [ edit | delete | rename ]
[FILE] grub-install [ edit | delete | rename ]
[FILE] grub-macbless [ edit | delete | rename ]
[FILE] grub-mkconfig [ edit | delete | rename ]
[FILE] grub-mkdevicemap [ edit | delete | rename ]
[FILE] grub-probe [ edit | delete | rename ]
[FILE] grub-reboot [ edit | delete | rename ]
[FILE] grub-set-default [ edit | delete | rename ]
[FILE] halt [ edit | delete | rename ]
[FILE] hardirqs-bpfcc [ edit | delete | rename ]
[FILE] hdparm [ edit | delete | rename ]
[FILE] httxt2dbm [ edit | delete | rename ]
[FILE] iconvconfig [ edit | delete | rename ]
[FILE] icupkg [ edit | delete | rename ]
[FILE] init [ edit | delete | rename ]
[FILE] inject-bpfcc [ edit | delete | rename ]
[FILE] insmod [ edit | delete | rename ]
[FILE] install-sgmlcatalog [ edit | delete | rename ]
[FILE] installkernel [ edit | delete | rename ]
[FILE] integritysetup [ edit | delete | rename ]
[FILE] invoke-rc.d [ edit | delete | rename ]
[FILE] ip [ edit | delete | rename ]
[FILE] ip6tables [ edit | delete | rename ]
[FILE] ip6tables-apply [ edit | delete | rename ]
[FILE] ip6tables-legacy [ edit | delete | rename ]
[FILE] ip6tables-legacy-restore [ edit | delete | rename ]
[FILE] ip6tables-legacy-save [ edit | delete | rename ]
[FILE] ip6tables-nft [ edit | delete | rename ]
[FILE] ip6tables-nft-restore [ edit | delete | rename ]
[FILE] ip6tables-nft-save [ edit | delete | rename ]
[FILE] ip6tables-restore [ edit | delete | rename ]
[FILE] ip6tables-restore-translate [ edit | delete | rename ]
[FILE] ip6tables-save [ edit | delete | rename ]
[FILE] ip6tables-translate [ edit | delete | rename ]
[FILE] iptables [ edit | delete | rename ]
[FILE] iptables-apply [ edit | delete | rename ]
[FILE] iptables-legacy [ edit | delete | rename ]
[FILE] iptables-legacy-restore [ edit | delete | rename ]
[FILE] iptables-legacy-save [ edit | delete | rename ]
[FILE] iptables-nft [ edit | delete | rename ]
[FILE] iptables-nft-restore [ edit | delete | rename ]
[FILE] iptables-nft-save [ edit | delete | rename ]
[FILE] iptables-restore [ edit | delete | rename ]
[FILE] iptables-restore-translate [ edit | delete | rename ]
[FILE] iptables-save [ edit | delete | rename ]
[FILE] iptables-translate [ edit | delete | rename ]
[FILE] iscsi-iname [ edit | delete | rename ]
[FILE] iscsiadm [ edit | delete | rename ]
[FILE] iscsid [ edit | delete | rename ]
[FILE] iscsistart [ edit | delete | rename ]
[FILE] iscsi_discovery [ edit | delete | rename ]
[FILE] isosize [ edit | delete | rename ]
[FILE] javacalls-bpfcc [ edit | delete | rename ]
[FILE] javaflow-bpfcc [ edit | delete | rename ]
[FILE] javagc-bpfcc [ edit | delete | rename ]
[FILE] javaobjnew-bpfcc [ edit | delete | rename ]
[FILE] javastat-bpfcc [ edit | delete | rename ]
[FILE] javathreads-bpfcc [ edit | delete | rename ]
[FILE] kbdrate [ edit | delete | rename ]
[FILE] killall5 [ edit | delete | rename ]
[FILE] killsnoop-bpfcc [ edit | delete | rename ]
[FILE] killsnoop.bt [ edit | delete | rename ]
[FILE] klockstat-bpfcc [ edit | delete | rename ]
[FILE] kpartx [ edit | delete | rename ]
[FILE] kvmexit-bpfcc [ edit | delete | rename ]
[FILE] ldattach [ edit | delete | rename ]
[FILE] ldconfig [ edit | delete | rename ]
[FILE] ldconfig.real [ edit | delete | rename ]
[FILE] llcstat-bpfcc [ edit | delete | rename ]
[FILE] loads.bt [ edit | delete | rename ]
[FILE] locale-gen [ edit | delete | rename ]
[FILE] logrotate [ edit | delete | rename ]
[FILE] logsave [ edit | delete | rename ]
[FILE] losetup [ edit | delete | rename ]
[FILE] lsmod [ edit | delete | rename ]
[FILE] luksformat [ edit | delete | rename ]
[FILE] lvchange [ edit | delete | rename ]
[FILE] lvconvert [ edit | delete | rename ]
[FILE] lvcreate [ edit | delete | rename ]
[FILE] lvdisplay [ edit | delete | rename ]
[FILE] lvextend [ edit | delete | rename ]
[FILE] lvm [ edit | delete | rename ]
[FILE] lvmconfig [ edit | delete | rename ]
[FILE] lvmdiskscan [ edit | delete | rename ]
[FILE] lvmdump [ edit | delete | rename ]
[FILE] lvmpolld [ edit | delete | rename ]
[FILE] lvmsadc [ edit | delete | rename ]
[FILE] lvmsar [ edit | delete | rename ]
[FILE] lvreduce [ edit | delete | rename ]
[FILE] lvremove [ edit | delete | rename ]
[FILE] lvrename [ edit | delete | rename ]
[FILE] lvresize [ edit | delete | rename ]
[FILE] lvs [ edit | delete | rename ]
[FILE] lvscan [ edit | delete | rename ]
[FILE] lxc [ edit | delete | rename ]
[FILE] lxd [ edit | delete | rename ]
[FILE] make-bcache [ edit | delete | rename ]
[FILE] make-ssl-cert [ edit | delete | rename ]
[FILE] mdadm [ edit | delete | rename ]
[FILE] mdflush-bpfcc [ edit | delete | rename ]
[FILE] mdflush.bt [ edit | delete | rename ]
[FILE] mdmon [ edit | delete | rename ]
[FILE] memleak-bpfcc [ edit | delete | rename ]
[FILE] mkdosfs [ edit | delete | rename ]
[FILE] mke2fs [ edit | delete | rename ]
[FILE] mkfs [ edit | delete | rename ]
[FILE] mkfs.bfs [ edit | delete | rename ]
[FILE] mkfs.btrfs [ edit | delete | rename ]
[FILE] mkfs.cramfs [ edit | delete | rename ]
[FILE] mkfs.ext2 [ edit | delete | rename ]
[FILE] mkfs.ext3 [ edit | delete | rename ]
[FILE] mkfs.ext4 [ edit | delete | rename ]
[FILE] mkfs.fat [ edit | delete | rename ]
[FILE] mkfs.minix [ edit | delete | rename ]
[FILE] mkfs.msdos [ edit | delete | rename ]
[FILE] mkfs.ntfs [ edit | delete | rename ]
[FILE] mkfs.vfat [ edit | delete | rename ]
[FILE] mkfs.xfs [ edit | delete | rename ]
[FILE] mkhomedir_helper [ edit | delete | rename ]
[FILE] mkinitramfs [ edit | delete | rename ]
[FILE] mklost+found [ edit | delete | rename ]
[FILE] mkntfs [ edit | delete | rename ]
[FILE] mkswap [ edit | delete | rename ]
[FILE] ModemManager [ edit | delete | rename ]
[FILE] modinfo [ edit | delete | rename ]
[FILE] modprobe [ edit | delete | rename ]
[FILE] mount.fuse [ edit | delete | rename ]
[FILE] mount.fuse3 [ edit | delete | rename ]
[FILE] mount.lowntfs-3g [ edit | delete | rename ]
[FILE] mount.ntfs [ edit | delete | rename ]
[FILE] mount.ntfs-3g [ edit | delete | rename ]
[FILE] mountsnoop-bpfcc [ edit | delete | rename ]
[FILE] mpathpersist [ edit | delete | rename ]
[FILE] multipath [ edit | delete | rename ]
[FILE] multipathc [ edit | delete | rename ]
[FILE] multipathd [ edit | delete | rename ]
[FILE] mysqld [ edit | delete | rename ]
[FILE] mysqld_qslower-bpfcc [ edit | delete | rename ]
[FILE] naptime.bt [ edit | delete | rename ]
[FILE] needrestart [ edit | delete | rename ]
[FILE] netplan [ edit | delete | rename ]
[FILE] netqtop-bpfcc [ edit | delete | rename ]
[FILE] newusers [ edit | delete | rename ]
[FILE] nfnl_osf [ edit | delete | rename ]
[FILE] nfsdist-bpfcc [ edit | delete | rename ]
[FILE] nfsslower-bpfcc [ edit | delete | rename ]
[FILE] nft [ edit | delete | rename ]
[FILE] nginx [ edit | delete | rename ]
[FILE] nodegc-bpfcc [ edit | delete | rename ]
[FILE] nodestat-bpfcc [ edit | delete | rename ]
[FILE] nologin [ edit | delete | rename ]
[FILE] ntfsclone [ edit | delete | rename ]
[FILE] ntfscp [ edit | delete | rename ]
[FILE] ntfslabel [ edit | delete | rename ]
[FILE] ntfsresize [ edit | delete | rename ]
[FILE] ntfsundelete [ edit | delete | rename ]
[FILE] offcputime-bpfcc [ edit | delete | rename ]
[FILE] offwaketime-bpfcc [ edit | delete | rename ]
[FILE] on_ac_power [ edit | delete | rename ]
[FILE] oomkill-bpfcc [ edit | delete | rename ]
[FILE] oomkill.bt [ edit | delete | rename ]
[FILE] opendkim [ edit | delete | rename ]
[FILE] opendkim-atpszone [ edit | delete | rename ]
[FILE] opendkim-expire [ edit | delete | rename ]
[FILE] opendkim-gengraphs [ edit | delete | rename ]
[FILE] opendkim-genkey [ edit | delete | rename ]
[FILE] opendkim-genstats [ edit | delete | rename ]
[FILE] opendkim-genzone [ edit | delete | rename ]
[FILE] opendkim-importstats [ edit | delete | rename ]
[FILE] opendkim-stats [ edit | delete | rename ]
[FILE] opendkim-testkey [ edit | delete | rename ]
[FILE] opendkim-testmsg [ edit | delete | rename ]
[FILE] opensnoop-bpfcc [ edit | delete | rename ]
[FILE] opensnoop.bt [ edit | delete | rename ]
[FILE] overlayroot-chroot [ edit | delete | rename ]
[FILE] ownership [ edit | delete | rename ]
[FILE] pam-auth-update [ edit | delete | rename ]
[FILE] pam_extrausers_chkpwd [ edit | delete | rename ]
[FILE] pam_extrausers_update [ edit | delete | rename ]
[FILE] pam_getenv [ edit | delete | rename ]
[FILE] pam_namespace_helper [ edit | delete | rename ]
[FILE] pam_timestamp_check [ edit | delete | rename ]
[FILE] paperconfig [ edit | delete | rename ]
[FILE] parted [ edit | delete | rename ]
[FILE] partprobe [ edit | delete | rename ]
[FILE] pdata_tools [ edit | delete | rename ]
[FILE] perlcalls-bpfcc [ edit | delete | rename ]
[FILE] perlflow-bpfcc [ edit | delete | rename ]
[FILE] perlstat-bpfcc [ edit | delete | rename ]
[FILE] pg_updatedicts [ edit | delete | rename ]
[FILE] phpcalls-bpfcc [ edit | delete | rename ]
[FILE] phpdismod [ edit | delete | rename ]
[FILE] phpenmod [ edit | delete | rename ]
[FILE] phpflow-bpfcc [ edit | delete | rename ]
[FILE] phpquery [ edit | delete | rename ]
[FILE] phpstat-bpfcc [ edit | delete | rename ]
[FILE] pidpersec-bpfcc [ edit | delete | rename ]
[FILE] pidpersec.bt [ edit | delete | rename ]
[FILE] pivot_root [ edit | delete | rename ]
[FILE] plocate-build [ edit | delete | rename ]
[FILE] plymouthd [ edit | delete | rename ]
[FILE] postalias [ edit | delete | rename ]
[FILE] postcat [ edit | delete | rename ]
[FILE] postconf [ edit | delete | rename ]
[FILE] postdrop [ edit | delete | rename ]
[FILE] postfix [ edit | delete | rename ]
[FILE] postfix-add-filter [ edit | delete | rename ]
[FILE] postfix-add-policy [ edit | delete | rename ]
[FILE] postfix-collate [ edit | delete | rename ]
[FILE] postkick [ edit | delete | rename ]
[FILE] postlock [ edit | delete | rename ]
[FILE] postlog [ edit | delete | rename ]
[FILE] postmap [ edit | delete | rename ]
[FILE] postmulti [ edit | delete | rename ]
[FILE] postqueue [ edit | delete | rename ]
[FILE] postsuper [ edit | delete | rename ]
[FILE] posttls-finger [ edit | delete | rename ]
[FILE] poweroff [ edit | delete | rename ]
[FILE] ppchcalls-bpfcc [ edit | delete | rename ]
[FILE] profile-bpfcc [ edit | delete | rename ]
[FILE] pvchange [ edit | delete | rename ]
[FILE] pvck [ edit | delete | rename ]
[FILE] pvcreate [ edit | delete | rename ]
[FILE] pvdisplay [ edit | delete | rename ]
[FILE] pvmove [ edit | delete | rename ]
[FILE] pvremove [ edit | delete | rename ]
[FILE] pvresize [ edit | delete | rename ]
[FILE] pvs [ edit | delete | rename ]
[FILE] pvscan [ edit | delete | rename ]
[FILE] pwck [ edit | delete | rename ]
[FILE] pwconv [ edit | delete | rename ]
[FILE] pwhistory_helper [ edit | delete | rename ]
[FILE] pwunconv [ edit | delete | rename ]
[FILE] pythoncalls-bpfcc [ edit | delete | rename ]
[FILE] pythonflow-bpfcc [ edit | delete | rename ]
[FILE] pythongc-bpfcc [ edit | delete | rename ]
[FILE] pythonstat-bpfcc [ edit | delete | rename ]
[FILE] qemu-ga [ edit | delete | rename ]
[FILE] qmqp-sink [ edit | delete | rename ]
[FILE] qmqp-source [ edit | delete | rename ]
[FILE] qshape [ edit | delete | rename ]
[FILE] rdmaucma-bpfcc [ edit | delete | rename ]
[FILE] readahead-bpfcc [ edit | delete | rename ]
[FILE] readprofile [ edit | delete | rename ]
[FILE] reboot [ edit | delete | rename ]
[FILE] remove-shell [ edit | delete | rename ]
[FILE] reset-trace-bpfcc [ edit | delete | rename ]
[FILE] resize2fs [ edit | delete | rename ]
[FILE] resolvconf [ edit | delete | rename ]
[FILE] rmail [ edit | delete | rename ]
[FILE] rmmod [ edit | delete | rename ]
[FILE] rmt [ edit | delete | rename ]
[FILE] rmt-tar [ edit | delete | rename ]
[FILE] rsyslogd [ edit | delete | rename ]
[FILE] rtacct [ edit | delete | rename ]
[FILE] rtcwake [ edit | delete | rename ]
[FILE] rtmon [ edit | delete | rename ]
[FILE] rubycalls-bpfcc [ edit | delete | rename ]
[FILE] rubyflow-bpfcc [ edit | delete | rename ]
[FILE] rubygc-bpfcc [ edit | delete | rename ]
[FILE] rubyobjnew-bpfcc [ edit | delete | rename ]
[FILE] rubystat-bpfcc [ edit | delete | rename ]
[FILE] runlevel [ edit | delete | rename ]
[FILE] runqlat-bpfcc [ edit | delete | rename ]
[FILE] runqlat.bt [ edit | delete | rename ]
[FILE] runqlen-bpfcc [ edit | delete | rename ]
[FILE] runqlen.bt [ edit | delete | rename ]
[FILE] runqslower-bpfcc [ edit | delete | rename ]
[FILE] runuser [ edit | delete | rename ]
[FILE] sendmail [ edit | delete | rename ]
[FILE] service [ edit | delete | rename ]
[FILE] setcap [ edit | delete | rename ]
[FILE] setuids.bt [ edit | delete | rename ]
[FILE] setvesablank [ edit | delete | rename ]
[FILE] setvtrgb [ edit | delete | rename ]
[FILE] sfdisk [ edit | delete | rename ]
[FILE] sgdisk [ edit | delete | rename ]
[FILE] shadowconfig [ edit | delete | rename ]
[FILE] shmsnoop-bpfcc [ edit | delete | rename ]
[FILE] shutdown [ edit | delete | rename ]
[FILE] slabratetop-bpfcc [ edit | delete | rename ]
[FILE] smtp-sink [ edit | delete | rename ]
[FILE] smtp-source [ edit | delete | rename ]
[FILE] sofdsnoop-bpfcc [ edit | delete | rename ]
[FILE] softirqs-bpfcc [ edit | delete | rename ]
[FILE] solisten-bpfcc [ edit | delete | rename ]
[FILE] split-logfile [ edit | delete | rename ]
[FILE] sshd [ edit | delete | rename ]
[FILE] ssllatency.bt [ edit | delete | rename ]
[FILE] sslsniff-bpfcc [ edit | delete | rename ]
[FILE] sslsnoop.bt [ edit | delete | rename ]
[FILE] stackcount-bpfcc [ edit | delete | rename ]
[FILE] start-stop-daemon [ edit | delete | rename ]
[FILE] statsnoop-bpfcc [ edit | delete | rename ]
[FILE] statsnoop.bt [ edit | delete | rename ]
[FILE] sudo_logsrvd [ edit | delete | rename ]
[FILE] sudo_sendlog [ edit | delete | rename ]
[FILE] sulogin [ edit | delete | rename ]
[FILE] swapin.bt [ edit | delete | rename ]
[FILE] swaplabel [ edit | delete | rename ]
[FILE] swapoff [ edit | delete | rename ]
[FILE] swapon [ edit | delete | rename ]
[FILE] switch_root [ edit | delete | rename ]
[FILE] syncsnoop-bpfcc [ edit | delete | rename ]
[FILE] syncsnoop.bt [ edit | delete | rename ]
[FILE] syscount-bpfcc [ edit | delete | rename ]
[FILE] syscount.bt [ edit | delete | rename ]
[FILE] sysctl [ edit | delete | rename ]
[FILE] tarcat [ edit | delete | rename ]
[FILE] tc [ edit | delete | rename ]
[FILE] tclcalls-bpfcc [ edit | delete | rename ]
[FILE] tclflow-bpfcc [ edit | delete | rename ]
[FILE] tclobjnew-bpfcc [ edit | delete | rename ]
[FILE] tclstat-bpfcc [ edit | delete | rename ]
[FILE] tcpaccept-bpfcc [ edit | delete | rename ]
[FILE] tcpaccept.bt [ edit | delete | rename ]
[FILE] tcpcong-bpfcc [ edit | delete | rename ]
[FILE] tcpconnect-bpfcc [ edit | delete | rename ]
[FILE] tcpconnect.bt [ edit | delete | rename ]
[FILE] tcpconnlat-bpfcc [ edit | delete | rename ]
[FILE] tcpdrop-bpfcc [ edit | delete | rename ]
[FILE] tcpdrop.bt [ edit | delete | rename ]
[FILE] tcplife-bpfcc [ edit | delete | rename ]
[FILE] tcplife.bt [ edit | delete | rename ]
[FILE] tcpretrans-bpfcc [ edit | delete | rename ]
[FILE] tcpretrans.bt [ edit | delete | rename ]
[FILE] tcprtt-bpfcc [ edit | delete | rename ]
[FILE] tcpstates-bpfcc [ edit | delete | rename ]
[FILE] tcpsubnet-bpfcc [ edit | delete | rename ]
[FILE] tcpsynbl-bpfcc [ edit | delete | rename ]
[FILE] tcpsynbl.bt [ edit | delete | rename ]
[FILE] tcptop-bpfcc [ edit | delete | rename ]
[FILE] tcptracer-bpfcc [ edit | delete | rename ]
[FILE] telinit [ edit | delete | rename ]
[FILE] thin_check [ edit | delete | rename ]
[FILE] thin_delta [ edit | delete | rename ]
[FILE] thin_dump [ edit | delete | rename ]
[FILE] thin_ls [ edit | delete | rename ]
[FILE] thin_metadata_size [ edit | delete | rename ]
[FILE] thin_repair [ edit | delete | rename ]
[FILE] thin_restore [ edit | delete | rename ]
[FILE] thin_rmap [ edit | delete | rename ]
[FILE] thin_trim [ edit | delete | rename ]
[FILE] threadsnoop-bpfcc [ edit | delete | rename ]
[FILE] threadsnoop.bt [ edit | delete | rename ]
[FILE] tipc [ edit | delete | rename ]
[FILE] tplist-bpfcc [ edit | delete | rename ]
[FILE] trace-bpfcc [ edit | delete | rename ]
[FILE] ttysnoop-bpfcc [ edit | delete | rename ]
[FILE] tune2fs [ edit | delete | rename ]
[FILE] ucalls [ edit | delete | rename ]
[FILE] uflow [ edit | delete | rename ]
[FILE] ufw [ edit | delete | rename ]
[FILE] ugc [ edit | delete | rename ]
[FILE] umount.udisks2 [ edit | delete | rename ]
[FILE] undump.bt [ edit | delete | rename ]
[FILE] unix_chkpwd [ edit | delete | rename ]
[FILE] unix_update [ edit | delete | rename ]
[FILE] uobjnew [ edit | delete | rename ]
[FILE] update-ca-certificates [ edit | delete | rename ]
[FILE] update-catalog [ edit | delete | rename ]
[FILE] update-fonts-alias [ edit | delete | rename ]
[FILE] update-fonts-dir [ edit | delete | rename ]
[FILE] update-fonts-scale [ edit | delete | rename ]
[FILE] update-grub [ edit | delete | rename ]
[FILE] update-grub-gfxpayload [ edit | delete | rename ]
[FILE] update-grub2 [ edit | delete | rename ]
[FILE] update-gsfontmap [ edit | delete | rename ]
[FILE] update-icon-caches [ edit | delete | rename ]
[FILE] update-ieee-data [ edit | delete | rename ]
[FILE] update-info-dir [ edit | delete | rename ]
[FILE] update-initramfs [ edit | delete | rename ]
[FILE] update-locale [ edit | delete | rename ]
[FILE] update-mime [ edit | delete | rename ]
[FILE] update-passwd [ edit | delete | rename ]
[FILE] update-pciids [ edit | delete | rename ]
[FILE] update-rc.d [ edit | delete | rename ]
[FILE] update-secureboot-policy [ edit | delete | rename ]
[FILE] update-shells [ edit | delete | rename ]
[FILE] update-xmlcatalog [ edit | delete | rename ]
[FILE] updatedb.plocate [ edit | delete | rename ]
[FILE] upgrade-from-grub-legacy [ edit | delete | rename ]
[FILE] usb_modeswitch [ edit | delete | rename ]
[FILE] usb_modeswitch_dispatcher [ edit | delete | rename ]
[FILE] useradd [ edit | delete | rename ]
[FILE] userdel [ edit | delete | rename ]
[FILE] usermod [ edit | delete | rename ]
[FILE] ustat [ edit | delete | rename ]
[FILE] uthreads [ edit | delete | rename ]
[FILE] uuidd [ edit | delete | rename ]
[FILE] validlocale [ edit | delete | rename ]
[FILE] vcstime [ edit | delete | rename ]
[FILE] vdpa [ edit | delete | rename ]
[FILE] veritysetup [ edit | delete | rename ]
[FILE] vfscount-bpfcc [ edit | delete | rename ]
[FILE] vfscount.bt [ edit | delete | rename ]
[FILE] vfsstat-bpfcc [ edit | delete | rename ]
[FILE] vfsstat.bt [ edit | delete | rename ]
[FILE] vgcfgbackup [ edit | delete | rename ]
[FILE] vgcfgrestore [ edit | delete | rename ]
[FILE] vgchange [ edit | delete | rename ]
[FILE] vgck [ edit | delete | rename ]
[FILE] vgconvert [ edit | delete | rename ]
[FILE] vgcreate [ edit | delete | rename ]
[FILE] vgdisplay [ edit | delete | rename ]
[FILE] vgexport [ edit | delete | rename ]
[FILE] vgextend [ edit | delete | rename ]
[FILE] vgimport [ edit | delete | rename ]
[FILE] vgimportclone [ edit | delete | rename ]
[FILE] vgmerge [ edit | delete | rename ]
[FILE] vgmknodes [ edit | delete | rename ]
[FILE] vgreduce [ edit | delete | rename ]
[FILE] vgremove [ edit | delete | rename ]
[FILE] vgrename [ edit | delete | rename ]
[FILE] vgs [ edit | delete | rename ]
[FILE] vgscan [ edit | delete | rename ]
[FILE] vgsplit [ edit | delete | rename ]
[FILE] vigr [ edit | delete | rename ]
[FILE] vipw [ edit | delete | rename ]
[FILE] virtiostat-bpfcc [ edit | delete | rename ]
[FILE] visudo [ edit | delete | rename ]
[FILE] vpddecode [ edit | delete | rename ]
[FILE] wakeuptime-bpfcc [ edit | delete | rename ]
[FILE] wipefs [ edit | delete | rename ]
[FILE] writeback.bt [ edit | delete | rename ]
[FILE] xfsdist-bpfcc [ edit | delete | rename ]
[FILE] xfsdist.bt [ edit | delete | rename ]
[FILE] xfsslower-bpfcc [ edit | delete | rename ]
[FILE] xfs_admin [ edit | delete | rename ]
[FILE] xfs_bmap [ edit | delete | rename ]
[FILE] xfs_copy [ edit | delete | rename ]
[FILE] xfs_db [ edit | delete | rename ]
[FILE] xfs_estimate [ edit | delete | rename ]
[FILE] xfs_freeze [ edit | delete | rename ]
[FILE] xfs_fsr [ edit | delete | rename ]
[FILE] xfs_growfs [ edit | delete | rename ]
[FILE] xfs_info [ edit | delete | rename ]
[FILE] xfs_io [ edit | delete | rename ]
[FILE] xfs_logprint [ edit | delete | rename ]
[FILE] xfs_mdrestore [ edit | delete | rename ]
[FILE] xfs_metadump [ edit | delete | rename ]
[FILE] xfs_mkfile [ edit | delete | rename ]
[FILE] xfs_ncheck [ edit | delete | rename ]
[FILE] xfs_quota [ edit | delete | rename ]
[FILE] xfs_repair [ edit | delete | rename ]
[FILE] xfs_rtcp [ edit | delete | rename ]
[FILE] xfs_scrub [ edit | delete | rename ]
[FILE] xfs_scrub_all [ edit | delete | rename ]
[FILE] xfs_spaceman [ edit | delete | rename ]
[FILE] xtables-legacy-multi [ edit | delete | rename ]
[FILE] xtables-monitor [ edit | delete | rename ]
[FILE] xtables-nft-multi [ edit | delete | rename ]
[FILE] zerofree [ edit | delete | rename ]
[FILE] zfsdist-bpfcc [ edit | delete | rename ]
[FILE] zfsslower-bpfcc [ edit | delete | rename ]
[FILE] zic [ edit | delete | rename ]
[FILE] zramctl [ edit | delete | rename ]
Viewing: /usr/sbin/tcpcong-bpfcc
#! /usr/bin/python3
# @lint-avoid-python-3-compatibility-imports
#
# tcpcong Measure tcp congestion control status duration.
# For Linux, uses BCC, eBPF.
#
# USAGE: tcpcong [-h] [-T] [-L] [-R] [-m] [-d] [interval] [outputs]
#
# Copyright (c) Ping Gan.
#
# 27-Jan-2022 Ping Gan Created this.
from __future__ import print_function
from bcc import BPF
from time import sleep, strftime
from struct import pack
from socket import inet_ntop, AF_INET, AF_INET6
from struct import pack
import argparse
examples = """examples:
./tcpcong # show tcp congestion status duration
./tcpcong 1 10 # show 1 second summaries, 10 times
./tcpcong -L 3000-3006 1 # 1s summaries, local port 3000-3006
./tcpcong -R 5000-5005 1 # 1s summaries, remote port 5000-5005
./tcpcong -uT 1 # 1s summaries, microseconds, and timestamps
./tcpcong -d # show the duration as histograms
"""
parser = argparse.ArgumentParser(
description="Summarize tcp socket congestion control status duration",
formatter_class=argparse.RawDescriptionHelpFormatter,
epilog=examples)
parser.add_argument("-L", "--localport",
help="trace local ports only")
parser.add_argument("-R", "--remoteport",
help="trace the dest ports only")
parser.add_argument("-T", "--timestamp", action="store_true",
help="include timestamp on output")
parser.add_argument("-d", "--dist", action="store_true",
help="show distributions as histograms")
parser.add_argument("-u", "--microseconds", action="store_true",
help="output in microseconds")
parser.add_argument("interval", nargs="?", default=99999999,
help="output interval, in seconds")
parser.add_argument("outputs", nargs="?", default=99999999,
help="number of outputs")
parser.add_argument("--ebpf", action="store_true",
help=argparse.SUPPRESS)
args = parser.parse_args()
countdown = int(args.outputs)
debug = 0
start_rport = end_rport = -1
if args.remoteport:
rports = args.remoteport.split("-")
if (len(rports) != 2) and (len(rports) != 1):
print("unrecognized remote port range")
exit(1)
if len(rports) == 2:
start_rport = int(rports[0])
end_rport = int(rports[1])
else:
start_rport = int(rports[0])
end_rport = int(rports[0])
if start_rport > end_rport:
tmp = start_rport
start_rport = end_rport
end_rport = tmp
start_lport = end_lport = -1
if args.localport:
lports = args.localport.split("-")
if (len(lports) != 2) and (len(lports) != 1):
print("unrecognized local port range")
exit(1)
if len(lports) == 2:
start_lport = int(lports[0])
end_lport = int(lports[1])
else:
start_lport = int(lports[0])
end_lport = int(lports[0])
if start_lport > end_lport:
tmp = start_lport
start_lport = end_lport
end_lport = tmp
# define BPF program
bpf_head_text = """
#include <uapi/linux/ptrace.h>
#include <net/sock.h>
#include <bcc/proto.h>
#include <net/tcp.h>
#include <net/inet_connection_sock.h>
typedef struct ipv4_flow_key {
u32 saddr;
u32 daddr;
u16 lport;
u16 dport;
} ipv4_flow_key_t;
typedef struct ipv6_flow_key {
unsigned __int128 saddr;
unsigned __int128 daddr;
u16 lport;
u16 dport;
} ipv6_flow_key_t;
typedef struct data_val {
DEF_TEXT
u64 last_ts;
u16 last_cong_stat;
} data_val_t;
BPF_HASH(ipv4_stat, ipv4_flow_key_t, data_val_t);
BPF_HASH(ipv6_stat, ipv6_flow_key_t, data_val_t);
HIST_TABLE
"""
bpf_extra_head = """
typedef struct process_key {
char comm[TASK_COMM_LEN];
u32 tid;
} process_key_t;
typedef struct ipv4_flow_val {
ipv4_flow_key_t ipv4_key;
u16 cong_state;
} ipv4_flow_val_t;
typedef struct ipv6_flow_val {
ipv6_flow_key_t ipv6_key;
u16 cong_state;
} ipv6_flow_val_t;
BPF_HASH(start_ipv4, process_key_t, ipv4_flow_val_t);
BPF_HASH(start_ipv6, process_key_t, ipv6_flow_val_t);
SOCK_STORE_DEF
typedef struct cong {
u8 cong_stat:5,
ca_inited:1,
ca_setsockopt:1,
ca_dstlocked:1;
} cong_status_t;
"""
bpf_no_ca_tp_body_text = """
static int entry_state_update_func(struct sock *sk)
{
u16 dport = 0, lport = 0;
u32 tid = bpf_get_current_pid_tgid();
process_key_t key = {0};
bpf_get_current_comm(&key.comm, sizeof(key.comm));
key.tid = tid;
u64 family = sk->__sk_common.skc_family;
struct inet_connection_sock *icsk = inet_csk(sk);
cong_status_t cong_status;
bpf_probe_read_kernel(&cong_status, sizeof(cong_status),
(void *)((long)&icsk->icsk_retransmits) - 1);
if (family == AF_INET) {
ipv4_flow_val_t ipv4_val = {0};
ipv4_val.ipv4_key.saddr = sk->__sk_common.skc_rcv_saddr;
ipv4_val.ipv4_key.daddr = sk->__sk_common.skc_daddr;
ipv4_val.ipv4_key.lport = sk->__sk_common.skc_num;
dport = sk->__sk_common.skc_dport;
dport = ntohs(dport);
lport = ipv4_val.ipv4_key.lport;
FILTER_LPORT
FILTER_DPORT
ipv4_val.ipv4_key.dport = dport;
ipv4_val.cong_state = cong_status.cong_stat + 1;
start_ipv4.update(&key, &ipv4_val);
} else if (family == AF_INET6) {
ipv6_flow_val_t ipv6_val = {0};
bpf_probe_read_kernel(&ipv6_val.ipv6_key.saddr,
sizeof(ipv6_val.ipv6_key.saddr),
&sk->__sk_common.skc_v6_rcv_saddr.in6_u.u6_addr32);
bpf_probe_read_kernel(&ipv6_val.ipv6_key.daddr,
sizeof(ipv6_val.ipv6_key.daddr),
&sk->__sk_common.skc_v6_daddr.in6_u.u6_addr32);
ipv6_val.ipv6_key.lport = sk->__sk_common.skc_num;
dport = sk->__sk_common.skc_dport;
dport = ntohs(dport);
lport = ipv6_val.ipv6_key.lport;
FILTER_LPORT
FILTER_DPORT
ipv6_val.ipv6_key.dport = dport;
ipv6_val.cong_state = cong_status.cong_stat + 1;
start_ipv6.update(&key, &ipv6_val);
}
SOCK_STORE_ADD
return 0;
}
static int ret_state_update_func(struct sock *sk)
{
u64 ts, ts1;
u16 family, last_cong_state;
u16 dport = 0, lport = 0;
u32 tid = bpf_get_current_pid_tgid();
process_key_t key = {0};
bpf_get_current_comm(&key.comm, sizeof(key.comm));
key.tid = tid;
struct inet_connection_sock *icsk = inet_csk(sk);
cong_status_t cong_status;
bpf_probe_read_kernel(&cong_status, sizeof(cong_status),
(void *)((long)&icsk->icsk_retransmits) - 1);
data_val_t *datap, data = {0};
STATE_KEY
bpf_probe_read_kernel(&family, sizeof(family),
&sk->__sk_common.skc_family);
if (family == AF_INET) {
ipv4_flow_val_t *val4 = start_ipv4.lookup(&key);
if (val4 == 0) {
SOCK_STORE_DEL
return 0; //missed
}
ipv4_flow_key_t keyv4 = {0};
bpf_probe_read_kernel(&keyv4, sizeof(ipv4_flow_key_t),
&(val4->ipv4_key));
dport = keyv4.dport;
lport = keyv4.lport;
FILTER_LPORT
FILTER_DPORT
datap = ipv4_stat.lookup(&keyv4);
if (datap == 0) {
data.last_ts = bpf_ktime_get_ns();
data.last_cong_stat = val4->cong_state;
ipv4_stat.update(&keyv4, &data);
} else {
last_cong_state = val4->cong_state;
if ((cong_status.cong_stat + 1) != last_cong_state) {
ts1 = bpf_ktime_get_ns();
ts = ts1 - datap->last_ts;
datap->last_ts = ts1;
datap->last_cong_stat = cong_status.cong_stat + 1;
ts /= 1000;
STORE
}
}
start_ipv4.delete(&key);
} else if (family == AF_INET6) {
ipv6_flow_val_t *val6 = start_ipv6.lookup(&key);
if (val6 == 0) {
SOCK_STORE_DEL
return 0; //missed
}
ipv6_flow_key_t keyv6 = {0};
bpf_probe_read_kernel(&keyv6, sizeof(ipv6_flow_key_t),
&(val6->ipv6_key));
dport = keyv6.dport;
lport = keyv6.lport;
FILTER_LPORT
FILTER_DPORT
datap = ipv6_stat.lookup(&keyv6);
if (datap == 0) {
data.last_ts = bpf_ktime_get_ns();
data.last_cong_stat = val6->cong_state;
ipv6_stat.update(&keyv6, &data);
} else {
last_cong_state = val6->cong_state;
if ((cong_status.cong_stat + 1) != last_cong_state) {
ts1 = bpf_ktime_get_ns();
ts = ts1 - datap->last_ts;
datap->last_ts = ts1;
datap->last_cong_stat = (cong_status.cong_stat + 1);
ts /= 1000;
STORE
}
}
start_ipv6.delete(&key);
}
SOCK_STORE_DEL
return 0;
}
"""
bpf_ca_tp_body_text = """
TRACEPOINT_PROBE(tcp, tcp_cong_state_set)
{
u64 ts, ts1;
u16 family, last_cong_state, dport = 0, lport = 0;
u8 cong_state;
const struct sock *sk = (const struct sock *)args->skaddr;
data_val_t *datap, data = {0};
family = sk->__sk_common.skc_family;
dport = args->dport;
lport = args->sport;
cong_state = args->cong_state;
STATE_KEY
if (family == AF_INET) {
ipv4_flow_key_t key4 = {0};
key4.saddr = sk->__sk_common.skc_rcv_saddr;
key4.daddr = sk->__sk_common.skc_daddr;
FILTER_LPORT
FILTER_DPORT
key4.lport = lport;
key4.dport = dport;
datap = ipv4_stat.lookup(&key4);
if (datap == 0) {
data.last_ts = bpf_ktime_get_ns();
data.last_cong_stat = cong_state + 1;
ipv4_stat.update(&key4, &data);
} else {
last_cong_state = datap->last_cong_stat;
if ((cong_state + 1) != last_cong_state) {
ts1 = bpf_ktime_get_ns();
ts = ts1 - datap->last_ts;
datap->last_ts = ts1;
datap->last_cong_stat = cong_state + 1;
ts /= 1000;
STORE
}
}
} else if (family == AF_INET6) {
ipv6_flow_key_t key6 = {0};
bpf_probe_read_kernel(&key6.saddr, sizeof(key6.saddr),
&sk->__sk_common.skc_v6_rcv_saddr.in6_u.u6_addr32);
bpf_probe_read_kernel(&key6.daddr, sizeof(key6.daddr),
&sk->__sk_common.skc_v6_daddr.in6_u.u6_addr32);
FILTER_LPORT
FILTER_DPORT
key6.lport = lport;
key6.dport = dport;
datap = ipv6_stat.lookup(&key6);
if (datap == 0) {
data.last_ts = bpf_ktime_get_ns();
data.last_cong_stat = cong_state + 1;
ipv6_stat.update(&key6, &data);
} else {
last_cong_state = datap->last_cong_stat;
if ((cong_state + 1) != last_cong_state) {
ts1 = bpf_ktime_get_ns();
ts = ts1 - datap->last_ts;
datap->last_ts = ts1;
datap->last_cong_stat = cong_state + 1;
ts /= 1000;
STORE
}
}
}
return 0;
}
"""
kprobe_program = """
int entry_func(struct pt_regs *ctx, struct sock *sk)
{
return entry_state_update_func(sk);
}
int ret_func(struct pt_regs *ctx)
{
u32 tid = bpf_get_current_pid_tgid();
process_key_t key = {0};
bpf_get_current_comm(&key.comm, sizeof(key.comm));
key.tid = tid;
struct sock **sockpp;
sockpp = sock_store.lookup(&key);
if (sockpp == 0) {
return 0; //miss the entry
}
struct sock *sk = *sockpp;
return ret_state_update_func(sk);
}
"""
kfunc_program = """
KFUNC_PROBE(tcp_fastretrans_alert, struct sock *sk)
{
return entry_state_update_func(sk);
}
KRETFUNC_PROBE(tcp_fastretrans_alert, struct sock *sk)
{
return ret_state_update_func(sk);
}
KFUNC_PROBE(tcp_enter_cwr, struct sock *sk)
{
return entry_state_update_func(sk);
}
KRETFUNC_PROBE(tcp_enter_cwr, struct sock *sk)
{
return ret_state_update_func(sk);
}
KFUNC_PROBE(tcp_enter_loss, struct sock *sk)
{
return entry_state_update_func(sk);
}
KRETFUNC_PROBE(tcp_enter_loss, struct sock *sk)
{
return ret_state_update_func(sk);
}
KFUNC_PROBE(tcp_enter_recovery, struct sock *sk)
{
return entry_state_update_func(sk);
}
KRETFUNC_PROBE(tcp_enter_recovery, struct sock *sk)
{
return ret_state_update_func(sk);
}
KFUNC_PROBE(tcp_process_tlp_ack, struct sock *sk)
{
return entry_state_update_func(sk);
}
KRETFUNC_PROBE(tcp_process_tlp_ack, struct sock *sk)
{
return ret_state_update_func(sk);
}
"""
# code replace
is_support_tp_ca = BPF.tracepoint_exists("tcp", "tcp_cong_state_set")
if is_support_tp_ca:
bpf_text = bpf_head_text + bpf_ca_tp_body_text
else:
bpf_text = bpf_head_text + bpf_extra_head
bpf_text += bpf_no_ca_tp_body_text
is_support_kfunc = BPF.support_kfunc()
if is_support_kfunc:
bpf_text += kfunc_program
bpf_text = bpf_text.replace('SOCK_STORE_DEF', '')
bpf_text = bpf_text.replace('SOCK_STORE_ADD', '')
bpf_text = bpf_text.replace('SOCK_STORE_DEL', '')
else:
bpf_text += kprobe_program
bpf_text = bpf_text.replace('SOCK_STORE_DEF',
'BPF_HASH(sock_store, process_key_t, struct sock *);')
bpf_text = bpf_text.replace('SOCK_STORE_ADD',
'sock_store.update(&key, &sk);')
bpf_text = bpf_text.replace('SOCK_STORE_DEL',
'sock_store.delete(&key);')
if args.localport:
bpf_text = bpf_text.replace('FILTER_LPORT',
'if (lport < %d || lport > %d) { return 0; }'
% (start_lport, end_lport))
else:
bpf_text = bpf_text.replace('FILTER_LPORT', '')
if args.remoteport:
bpf_text = bpf_text.replace('FILTER_DPORT',
'if (dport < %d || dport > %d) { return 0; }'
% (start_rport, end_rport))
else:
bpf_text = bpf_text.replace('FILTER_DPORT', '')
table_def_text = """
u64 open_dura;
u64 loss_dura;
u64 disorder_dura;
u64 recover_dura;
u64 cwr_dura;
u64 total_changes;
"""
store_text = """
datap->total_changes += 1;
if (last_cong_state == (TCP_CA_Open + 1)) {
datap->open_dura += ts;
} else if (last_cong_state == (TCP_CA_Disorder + 1)) {
datap->disorder_dura += ts;
} else if (last_cong_state == (TCP_CA_CWR + 1)) {
datap->cwr_dura += ts;
} else if (last_cong_state == (TCP_CA_Recovery + 1)) {
datap->recover_dura += ts;
} else if (last_cong_state == (TCP_CA_Loss + 1)) {
datap->loss_dura += ts;
}
"""
store_dist_text = """
if (last_cong_state == (TCP_CA_Open + 1)) {
key_s.state = TCP_CA_Open;
} else if (last_cong_state == (TCP_CA_Disorder + 1)) {
key_s.state = TCP_CA_Disorder;
} else if (last_cong_state == (TCP_CA_CWR + 1)) {
key_s.state = TCP_CA_CWR;
} else if (last_cong_state == (TCP_CA_Recovery + 1)) {
key_s.state = TCP_CA_Recovery;
} else if (last_cong_state == (TCP_CA_Loss + 1)) {
key_s.state = TCP_CA_Loss;
}
TIME_UNIT
key_s.slot = bpf_log2l(ts);
dist.atomic_increment(key_s);
"""
hist_table_text = """
typedef struct congest_state_key {
u32 state;
u64 slot;
}congest_state_key_t;
BPF_HISTOGRAM(dist, congest_state_key_t);
"""
if args.dist:
bpf_text = bpf_text.replace('DEF_TEXT', '')
bpf_text = bpf_text.replace('STORE', store_dist_text)
bpf_text = bpf_text.replace('STATE_KEY',
'congest_state_key_t key_s = {0};')
bpf_text = bpf_text.replace('HIST_TABLE', hist_table_text)
if args.microseconds:
bpf_text = bpf_text.replace('TIME_UNIT', '')
else:
bpf_text = bpf_text.replace('TIME_UNIT', 'ts /= 1000;')
else:
bpf_text = bpf_text.replace('DEF_TEXT', table_def_text)
bpf_text = bpf_text.replace('STORE', store_text)
bpf_text = bpf_text.replace('STATE_KEY', '')
bpf_text = bpf_text.replace('HIST_TABLE', '')
if debug or args.ebpf:
print(bpf_text)
if args.ebpf:
exit()
# load BPF program
b = BPF(text=bpf_text)
if not is_support_tp_ca and not is_support_kfunc:
# all the tcp congestion control status update functions
# are called by below 5 functions.
b.attach_kprobe(event="tcp_fastretrans_alert", fn_name="entry_func")
b.attach_kretprobe(event="tcp_fastretrans_alert", fn_name="ret_func")
b.attach_kprobe(event="tcp_enter_cwr", fn_name="entry_func")
b.attach_kretprobe(event="tcp_enter_cwr", fn_name="ret_func")
b.attach_kprobe(event="tcp_process_tlp_ack", fn_name="entry_func")
b.attach_kretprobe(event="tcp_process_tlp_ack", fn_name="ret_func")
b.attach_kprobe(event="tcp_enter_loss", fn_name="entry_func")
b.attach_kretprobe(event="tcp_enter_loss", fn_name="ret_func")
b.attach_kprobe(event="tcp_enter_recovery", fn_name="entry_func")
b.attach_kretprobe(event="tcp_enter_recovery", fn_name="ret_func")
print("Tracing tcp congestion control status duration... Hit Ctrl-C to end.")
def cong_state_to_name(state):
# this need to match with kernel state
state_name = ["open", "disorder", "cwr", "recovery", "loss"]
return state_name[state]
# output
exiting = 0 if args.interval else 1
ipv6_stat = b.get_table("ipv6_stat")
ipv4_stat = b.get_table("ipv4_stat")
if args.dist:
dist = b.get_table("dist")
label = "ms"
if args.microseconds:
label = "us"
while (1):
try:
sleep(int(args.interval))
except KeyboardInterrupt:
exiting = 1
print()
if args.timestamp:
print("%-8s\n" % strftime("%H:%M:%S"), end="")
if args.dist:
if args.microseconds:
dist.print_log2_hist("usecs", "tcp_congest_state",
section_print_fn=cong_state_to_name)
else:
dist.print_log2_hist("msecs", "tcp_congest_state",
section_print_fn=cong_state_to_name)
dist.clear()
else:
if ipv4_stat:
print("%-21s% -21s %-7s %-6s %-7s %-7s %-6s %-5s" % ("LAddrPort",
"RAddrPort", "Open_" + label, "Dod_" + label,
"Rcov_" + label, "Cwr_" + label, "Los_" + label, "Chgs"))
laddr = ""
raddr = ""
for k, v in sorted(ipv4_stat.items(), key=lambda ipv4_stat: ipv4_stat[0].lport):
laddr = inet_ntop(AF_INET, pack("I", k.saddr))
raddr = inet_ntop(AF_INET, pack("I", k.daddr))
open_dura = v.open_dura
disorder_dura = v.disorder_dura
recover_dura = v.recover_dura
cwr_dura = v.cwr_dura
loss_dura = v.loss_dura
if not args.microseconds:
open_dura /= 1000
disorder_dura /= 1000
recover_dura /= 1000
cwr_dura /= 1000
loss_dura /= 1000
if v.total_changes != 0:
print("%-21s %-21s %-7d %-6d %-7d %-7d %-6d %-5d" % (laddr +
"/" + str(k.lport), raddr + "/" + str(k.dport), open_dura,
disorder_dura, recover_dura, cwr_dura, loss_dura,
v.total_changes))
if ipv6_stat:
print("%-32s %-32s %-7s %-6s %-7s %-7s %-6s %-5s" % ("LAddrPort6",
"RAddrPort6", "Open_" + label, "Dod_" + label, "Rcov_" + label,
"Cwr_" + label, "Los_" + label, "Chgs"))
for k, v in sorted(ipv6_stat.items(), key=lambda ipv6_stat: ipv6_stat[0].lport):
laddr = inet_ntop(AF_INET6, bytes(k.saddr))
raddr = inet_ntop(AF_INET6, bytes(k.daddr))
open_dura = v.open_dura
disorder_dura = v.disorder_dura
recover_dura = v.recover_dura
cwr_dura = v.cwr_dura
loss_dura = v.loss_dura
if not args.microseconds:
open_dura /= 1000
disorder_dura /= 1000
recover_dura /= 1000
cwr_dura /= 1000
loss_dura /= 1000
if v.total_changes != 0:
print("%-32s %-32s %-7d %-7d %-7d %-6d %-6d %-5d" % (laddr +
"/" + str(k.lport), raddr + "/" + str(k.dport), open_dura,
disorder_dura, recover_dura, cwr_dura, loss_dura,
v.total_changes))
ipv4_stat.clear()
ipv6_stat.clear()
countdown -= 1
if exiting or countdown == 0:
exit()