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/offwaketime-bpfcc

#! /usr/bin/python3
#
# offwaketime   Summarize blocked time by kernel off-CPU stack + waker stack
#               For Linux, uses BCC, eBPF.
#
# USAGE: offwaketime [-h] [-p PID | -u | -k] [-U | -K] [-f] [duration]
#
# Copyright 2016 Netflix, Inc.
# Licensed under the Apache License, Version 2.0 (the "License")
#
# 20-Jan-2016   Brendan Gregg   Created this.
# 04-Apr-2023   Rocky Xing      Updated default stack storage size.

from __future__ import print_function
from bcc import BPF
from time import sleep
import argparse
import signal
import errno
from sys import stderr

# arg validation
def positive_int(val):
    dest = []
    # Filter up to 5 pids, arbitrary
    args_list = val.split(",", 5)
    pids_to_add = min(len(args_list), 5)
    for i in range(pids_to_add):
        dest.append(_positive_int(args_list[i]))

    return dest

def _positive_int(val):
    try:
        ival = int(val)
    except ValueError:
        raise argparse.ArgumentTypeError("must be an integer")

    if ival < 0:
        raise argparse.ArgumentTypeError("must be positive")
    return ival

def positive_nonzero_int(val):
    ival = _positive_int(val)
    if ival == 0:
        raise argparse.ArgumentTypeError("must be nonzero")
    return ival

def build_filter(filter_name, values):
    filter_string = "((%s == %d)" % (filter_name, values[0])

    for val in values[1:]:
        filter_string += " || (%s == %d )" % (filter_name , val)

    filter_string += ")"

    return filter_string

def stack_id_err(stack_id):
    # -EFAULT in get_stackid normally means the stack-trace is not available,
    # Such as getting kernel stack trace in userspace code
    return (stack_id < 0) and (stack_id != -errno.EFAULT)

# arguments
examples = """examples:
    ./offwaketime             # trace off-CPU + waker stack time until Ctrl-C
    ./offwaketime 5           # trace for 5 seconds only
    ./offwaketime -f 5        # 5 seconds, and output in folded format
    ./offwaketime -m 1000     # trace only events that last more than 1000 usec
    ./offwaketime -M 9000     # trace only events that last less than 9000 usec
    ./offwaketime -p 185      # only trace threads for PID 185
    ./offwaketime -t 188      # only trace thread 188
    ./offwaketime -u          # only trace user threads (no kernel)
    ./offwaketime -k          # only trace kernel threads (no user)
    ./offwaketime -U          # only show user space stacks (no kernel)
    ./offwaketime -K          # only show kernel space stacks (no user)
"""
parser = argparse.ArgumentParser(
    description="Summarize blocked time by kernel stack trace + waker stack",
    formatter_class=argparse.RawDescriptionHelpFormatter,
    epilog=examples)
thread_group = parser.add_mutually_exclusive_group()
# Note: this script provides --pid and --tid flags but their arguments are
# referred to internally using kernel nomenclature: TGID and PID.
thread_group.add_argument("-p", "--pid", metavar="PIDS", dest="tgid",
     type=positive_int,
     help="trace these PIDS only. Can be a comma separated list of PIDS.")
thread_group.add_argument("-t", "--tid", metavar="TIDS", dest="pid",
    type=positive_int,
    help="trace these TIDS only. Can be a comma separated list of TIDS.")
thread_group.add_argument("-u", "--user-threads-only", action="store_true",
    help="user threads only (no kernel threads)")
thread_group.add_argument("-k", "--kernel-threads-only", action="store_true",
    help="kernel threads only (no user threads)")
stack_group = parser.add_mutually_exclusive_group()
stack_group.add_argument("-U", "--user-stacks-only", action="store_true",
    help="show stacks from user space only (no kernel space stacks)")
stack_group.add_argument("-K", "--kernel-stacks-only", action="store_true",
    help="show stacks from kernel space only (no user space stacks)")
parser.add_argument("-d", "--delimited", action="store_true",
    help="insert delimiter between kernel/user stacks")
parser.add_argument("-f", "--folded", action="store_true",
    help="output folded format")
parser.add_argument("--stack-storage-size", default=16384,
    type=positive_nonzero_int,
    help="the number of unique stack traces that can be stored and "
         "displayed (default 16384)")
parser.add_argument("duration", nargs="?", default=99999999,
    type=positive_nonzero_int,
    help="duration of trace, in seconds")
parser.add_argument("-m", "--min-block-time", default=1,
    type=positive_nonzero_int,
    help="the amount of time in microseconds over which we " +
         "store traces (default 1)")
parser.add_argument("-M", "--max-block-time", default=(1 << 64) - 1,
    type=positive_nonzero_int,
    help="the amount of time in microseconds under which we " +
         "store traces (default U64_MAX)")
parser.add_argument("--state", type=_positive_int,
    help="filter on this thread state bitmask (eg, 2 == TASK_UNINTERRUPTIBLE" +
         ") see include/linux/sched.h")
parser.add_argument("--ebpf", action="store_true",
    help=argparse.SUPPRESS)
args = parser.parse_args()
folded = args.folded
duration = int(args.duration)

# signal handler
def signal_ignore(signal, frame):
    print()

# define BPF program
bpf_text = """
#include <uapi/linux/ptrace.h>
#include <linux/sched.h>

#define MINBLOCK_US    MINBLOCK_US_VALUEULL
#define MAXBLOCK_US    MAXBLOCK_US_VALUEULL

struct key_t {
    char waker[TASK_COMM_LEN];
    char target[TASK_COMM_LEN];
    s64 w_k_stack_id;
    s64 w_u_stack_id;
    s64 t_k_stack_id;
    s64 t_u_stack_id;
    u64 t_pid;
    u64 t_tgid;
    u32 w_pid;
    u32 w_tgid;
};
BPF_HASH(counts, struct key_t);

// Key of this hash is PID of waiting Process,
// value is timestamp when it went into waiting
BPF_HASH(start, u32);

struct wokeby_t {
    char name[TASK_COMM_LEN];
    int k_stack_id;
    int u_stack_id;
    int w_pid;
    int w_tgid;
};
// Key of the hash is PID of the Process to be waken, value is information
// of the Process who wakes it
BPF_HASH(wokeby, u32, struct wokeby_t);

BPF_STACK_TRACE(stack_traces, STACK_STORAGE_SIZE);

int waker(struct pt_regs *ctx, struct task_struct *p) {
    // PID and TGID of the target Process to be waken
    u32 pid = p->pid;
    u32 tgid = p->tgid;

    if (!((THREAD_FILTER) && (STATE_FILTER))) {
        return 0;
    }

    // Construct information about current (the waker) Process
    struct wokeby_t woke = {};
    bpf_get_current_comm(&woke.name, sizeof(woke.name));
    woke.k_stack_id = KERNEL_STACK_GET;
    woke.u_stack_id = USER_STACK_GET;
    woke.w_pid = bpf_get_current_pid_tgid();
    woke.w_tgid = bpf_get_current_pid_tgid() >> 32;

    wokeby.update(&pid, &woke);
    return 0;
}

int oncpu(struct pt_regs *ctx, struct task_struct *p) {
    // PID and TGID of the previous Process (Process going into waiting)
    u32 pid = p->pid;
    u32 tgid = p->tgid;
    u64 *tsp;
    u64 ts = bpf_ktime_get_ns();

    // Record timestamp for the previous Process (Process going into waiting)
    if ((THREAD_FILTER) && (STATE_FILTER)) {
        start.update(&pid, &ts);
    }

    // Calculate current Process's wait time by finding the timestamp of when
    // it went into waiting.
    // pid and tgid are now the PID and TGID of the current (waking) Process.
    pid = bpf_get_current_pid_tgid();
    tgid = bpf_get_current_pid_tgid() >> 32;
    tsp = start.lookup(&pid);
    if (tsp == 0) {
        // Missed or filtered when the Process went into waiting
        return 0;
    }
    u64 delta = ts - *tsp;
    start.delete(&pid);
    delta = delta / 1000;
    if ((delta < MINBLOCK_US) || (delta > MAXBLOCK_US)) {
        return 0;
    }

    // create map key
    struct key_t key = {};
    struct wokeby_t *woke;

    bpf_get_current_comm(&key.target, sizeof(key.target));
    key.t_pid = pid;
    key.t_tgid = tgid;
    key.t_k_stack_id = KERNEL_STACK_GET;
    key.t_u_stack_id = USER_STACK_GET;

    woke = wokeby.lookup(&pid);
    if (woke) {
        key.w_k_stack_id = woke->k_stack_id;
        key.w_u_stack_id = woke->u_stack_id;
        key.w_pid = woke->w_pid;
        key.w_tgid = woke->w_tgid;
        __builtin_memcpy(&key.waker, woke->name, TASK_COMM_LEN);
        wokeby.delete(&pid);
    }

    counts.increment(key, delta);
    return 0;
}
"""

# set thread filter
if args.tgid is not None:
    thread_filter = build_filter("tgid", args.tgid)
elif args.pid is not None:
    thread_filter = build_filter("pid", args.pid)
elif args.user_threads_only:
    thread_filter = '!(p->flags & PF_KTHREAD)'
elif args.kernel_threads_only:
    thread_filter = 'p->flags & PF_KTHREAD'
else:
    thread_filter = '1'
if args.state == 0:
    state_filter = 'p->STATE_FIELD == 0'
elif args.state:
    # these states are sometimes bitmask checked
    state_filter = 'p->STATE_FIELD & %d' % args.state
else:
    state_filter = '1'
bpf_text = bpf_text.replace('THREAD_FILTER', thread_filter)
bpf_text = bpf_text.replace('STATE_FILTER', state_filter)
if BPF.kernel_struct_has_field(b'task_struct', b'__state') == 1:
    bpf_text = bpf_text.replace('STATE_FIELD', '__state')
else:
    bpf_text = bpf_text.replace('STATE_FIELD', 'state')

# set stack storage size
bpf_text = bpf_text.replace('STACK_STORAGE_SIZE', str(args.stack_storage_size))
bpf_text = bpf_text.replace('MINBLOCK_US_VALUE', str(args.min_block_time))
bpf_text = bpf_text.replace('MAXBLOCK_US_VALUE', str(args.max_block_time))

# handle stack args
kernel_stack_get = "stack_traces.get_stackid(ctx, 0)"
user_stack_get = "stack_traces.get_stackid(ctx, BPF_F_USER_STACK)"
stack_context = ""
if args.user_stacks_only:
    stack_context = "user"
    kernel_stack_get = "-1"
elif args.kernel_stacks_only:
    stack_context = "kernel"
    user_stack_get = "-1"
else:
    stack_context = "user + kernel"
bpf_text = bpf_text.replace('USER_STACK_GET', user_stack_get)
bpf_text = bpf_text.replace('KERNEL_STACK_GET', kernel_stack_get)
if args.ebpf:
    print(bpf_text)
    exit()

# initialize BPF
b = BPF(text=bpf_text)
b.attach_kprobe(event_re=r'^finish_task_switch$|^finish_task_switch\.isra\.\d$',
                fn_name="oncpu")
b.attach_kprobe(event="try_to_wake_up", fn_name="waker")
matched = b.num_open_kprobes()
if matched == 0:
    print("0 functions traced. Exiting.")
    exit()

# header
if not folded:
    print("Tracing blocked time (us) by %s off-CPU and waker stack" %
        stack_context, end="")
    if duration < 99999999:
        print(" for %d secs." % duration)
    else:
        print("... Hit Ctrl-C to end.")

try:
    sleep(duration)
except KeyboardInterrupt:
    # as cleanup can take many seconds, trap Ctrl-C:
    # print a newline for folded output on Ctrl-C
    signal.signal(signal.SIGINT, signal_ignore)


if not folded:
    print()

missing_stacks = 0
has_enomem = False
counts = b.get_table("counts")
stack_traces = b.get_table("stack_traces")
need_delimiter = args.delimited and not (args.kernel_stacks_only or
                                         args.user_stacks_only)
for k, v in sorted(counts.items(), key=lambda counts: counts[1].value):
    # handle get_stackid errors
    if not args.user_stacks_only:
        missing_stacks += int(stack_id_err(k.w_k_stack_id))
        missing_stacks += int(stack_id_err(k.t_k_stack_id))
        has_enomem = has_enomem or (k.w_k_stack_id == -errno.ENOMEM) or \
                     (k.t_k_stack_id == -errno.ENOMEM)
    if not args.kernel_stacks_only:
        missing_stacks += int(stack_id_err(k.w_u_stack_id))
        missing_stacks += int(stack_id_err(k.t_u_stack_id))
        has_enomem = has_enomem or (k.w_u_stack_id == -errno.ENOMEM) or \
                     (k.t_u_stack_id == -errno.ENOMEM)

    waker_user_stack = [] if k.w_u_stack_id < 1 else \
        reversed(list(stack_traces.walk(k.w_u_stack_id))[1:])
    waker_kernel_stack = [] if k.w_k_stack_id < 1 else \
        reversed(list(stack_traces.walk(k.w_k_stack_id))[1:])
    target_user_stack = [] if k.t_u_stack_id < 1 else \
        stack_traces.walk(k.t_u_stack_id)
    target_kernel_stack = [] if k.t_k_stack_id < 1 else \
        stack_traces.walk(k.t_k_stack_id)

    if folded:
        # print folded stack output
        line = [k.target.decode('utf-8', 'replace')]
        if not args.kernel_stacks_only:
            if stack_id_err(k.t_u_stack_id):
                line.append("[Missed User Stack] %d" % k.t_u_stack_id)
            else:
                line.extend([b.sym(addr, k.t_tgid).decode('utf-8', 'replace')
                    for addr in reversed(list(target_user_stack)[1:])])
        if not args.user_stacks_only:
            line.extend(["-"] if (need_delimiter and k.t_k_stack_id > 0 and k.t_u_stack_id > 0) else [])
            if stack_id_err(k.t_k_stack_id):
                line.append("[Missed Kernel Stack]")
            else:
                line.extend([b.ksym(addr).decode('utf-8', 'replace')
                    for addr in reversed(list(target_kernel_stack)[1:])])
        line.append("--")
        if not args.user_stacks_only:
            if stack_id_err(k.w_k_stack_id):
                line.append("[Missed Kernel Stack]")
            else:
                line.extend([b.ksym(addr).decode('utf-8', 'replace')
                    for addr in reversed(list(waker_kernel_stack))])
        if not args.kernel_stacks_only:
            line.extend(["-"] if (need_delimiter and k.w_u_stack_id > 0 and k.w_k_stack_id > 0) else [])
            if stack_id_err(k.w_u_stack_id):
                line.append("[Missed User Stack]")
            else:
                line.extend([b.sym(addr, k.w_tgid).decode('utf-8', 'replace')
                    for addr in reversed(list(waker_user_stack))])
        line.append(k.waker.decode('utf-8', 'replace'))
        print("%s %d" % (";".join(line), v.value))
    else:
        # print wakeup name then stack in reverse order
        print("    %-16s %s %s" % ("waker:", k.waker.decode('utf-8', 'replace'), k.w_pid))
        if not args.kernel_stacks_only:
            if stack_id_err(k.w_u_stack_id):
                print("    [Missed User Stack] %d" % k.w_u_stack_id)
            else:
                for addr in waker_user_stack:
                    print("    %s" % b.sym(addr, k.w_tgid).decode('utf-8', 'replace'))
        if not args.user_stacks_only:
            if need_delimiter and k.w_u_stack_id > 0 and k.w_k_stack_id > 0:
                print("    -")
            if stack_id_err(k.w_k_stack_id):
                print("    [Missed Kernel Stack]")
            else:
                for addr in waker_kernel_stack:
                    print("    %s" % b.ksym(addr).decode('utf-8', 'replace'))

        # print waker/wakee delimiter
        print("    %-16s %s" % ("--", "--"))

        if not args.user_stacks_only:
            if stack_id_err(k.t_k_stack_id):
                print("    [Missed Kernel Stack]")
            else:
                for addr in target_kernel_stack:
                    print("    %s" % b.ksym(addr).decode('utf-8', 'replace'))
        if not args.kernel_stacks_only:
            if need_delimiter and k.t_u_stack_id > 0 and k.t_k_stack_id > 0:
                print("    -")
            if stack_id_err(k.t_u_stack_id):
                print("    [Missed User Stack]")
            else:
                for addr in target_user_stack:
                    print("    %s" % b.sym(addr, k.t_tgid).decode('utf-8', 'replace'))
        print("    %-16s %s %s" % ("target:", k.target.decode('utf-8', 'replace'), k.t_pid))
        print("        %d\n" % v.value)

if missing_stacks > 0:
    enomem_str = " Consider increasing --stack-storage-size."
    print("WARNING: %d stack traces lost and could not be displayed.%s" %
        (missing_stacks, (enomem_str if has_enomem else "")),
        file=stderr)

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