Lines Matching +full:test +full:- +full:cgroups

1 .TH opensnoop 8  "2020-02-20" "USER COMMANDS"
3 opensnoop \- Trace open() syscalls. Uses Linux eBPF/bcc.
5 .B opensnoop.py [\-h] [\-T] [\-U] [\-x] [\-p PID] [\-t TID] [\-u UID]
6              [\-d DURATION] [\-n NAME] [\-e] [\-f FLAG_FILTER]
7              [--cgroupmap MAPPATH] [--mntnsmap MAPPATH]
26 \-h
29 \-T
32 \-U
35 \-x
38 \-p PID
39 Trace this process ID only (filtered in-kernel).
41 \-t TID
42 Trace this thread ID only (filtered in-kernel).
44 \-u UID
45 Trace this UID only (filtered in-kernel).
47 \-d DURATION
50 \-n name
53 \-e
56 \-f FLAG
59 \--cgroupmap MAPPATH
60 Trace cgroups in this BPF map only (filtered in-kernel).
62 \--mntnsmap  MAPPATH
63 Trace mount namespaces in this BPF map only (filtered in-kernel).
72 .B opensnoop -d 10
76 .B opensnoop \-T
80 .B opensnoop \-U
84 .B opensnoop \-x
88 .B opensnoop \-p 181
92 .B opensnoop \-u 1000
96 .B opensnoop \-n ed
100 .B opensnoop \-e
104 .B opensnoop \-f O_WRONLY \-f O_RDWR
106 Trace a set of cgroups only (see special_filtering.md from bcc sources for more details):
108 .B opensnoop \-\-cgroupmap /sys/fs/bpf/test01
127 File descriptor (if success), or -1 (if failed)
141 rate of open()s, then test and understand overhead before use.
152 Unstable - in development.