shmsnoop(8) | System Manager's Manual | shmsnoop(8) |
NAME
shmsnoop - Trace System V shared memory syscalls. Uses Linux eBPF/bcc.
SYNOPSIS
shmsnoop [-h] [-T] [-p] [-t] [-d DURATION] [-n NAME]
DESCRIPTION
shmsnoop traces System V shared memory syscalls: shmget, shmat, shmdt, shmctl
Since this uses BPF, only the root user can use this tool.
REQUIREMENTS
CONFIG_BPF and bcc.
OPTIONS
EXAMPLES
- Trace all shm* syscalls:
- # shmsnoop
- Trace all shm* syscalls, and include timestamps:
- # shmsnoop -T
- Only trace shm* syscalls where the process contains "server":
- # shmsnoop -n server
FIELDS
SOURCE
This is from bcc.
- https://github.com/iovisor/bcc
Also look in the bcc distribution for a companion _examples.txt file containing example usage, output, and commentary for this tool.
OS
Linux
STABILITY
Unstable - in development.
AUTHOR
Jiri Olsa
SEE ALSO
opensnoop(1)
2018-09-24 | USER COMMANDS |