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/aosp_15_r20/external/bcc/man/man8/
H A Dklockstat.81 .TH klockstat 8 "2019-10-22" "USER COMMANDS"
3 klockstat \- Traces kernel mutex lock events and display locks statistics. Uses Linux eBPF/bcc.
5 .B klockstat [\-h] [\-i] [\-n] [\-s] [\-c] [\-S FIELDS] [\-p] [\-t] [\-d DURATION]
7 klockstat traces kernel mutex lock events and display locks statistics
104 .B klockstat -S acq_count
109 .B klockstat -S hld_total
114 .B klockstat -S acq_count,hld_total
119 .B klockstat
124 .B klockstat -d 5
129 .B klockstat -i 5
[all …]
/aosp_15_r20/external/bcc/libbpf-tools/
H A Dklockstat.c4 * Based on klockstat from BCC by Jiri Olsa and others
28 #include "klockstat.h"
29 #include "klockstat.skel.h"
69 const char *argp_program_version = "klockstat 0.2";
76 "Usage: klockstat [-hPRTv] [-p PID] [-t TID] [-c FUNC] [-L LOCK] [-n NR_LOCKS]\n"
80 " klockstat # trace system wide until ctrl-c\n"
81 " klockstat -d 5 # trace for 5 seconds\n"
82 " klockstat -i 5 # print stats every 5 seconds\n"
83 " klockstat -p 181 # trace process 181 only\n"
84 " klockstat -t 181 # trace thread 181 only\n"
[all …]
H A Dklockstat.bpf.c4 * Based on klockstat from BCC by Jiri Olsa and others
11 #include "klockstat.h"
H A D.gitignore31 /klockstat
H A DMakefile62 klockstat \
/aosp_15_r20/external/bcc/tools/
H A Dklockstat.py3 # klockstat traces lock events and display locks statistics.
5 # USAGE: klockstat
19 klockstat # trace system wide
20 klockstat -d 5 # trace for 5 seconds only
21 klockstat -i 5 # display stats every 5 seconds
22 klockstat -p 123 # trace locks for PID 123
23 klockstat -t 321 # trace locks for TID 321
24 klockstat -c pipe_ # display stats only for lock callers with 'pipe_' substring
25 klockstat -S acq_count # sort lock acquired results on acquired count
26 klockstat -S hld_total # sort lock held results on total held time
[all …]
H A Dklockstat_example.txt1 Demonstrations of klockstat, the Linux eBPF/bcc version.
3 klockstat traces kernel mutex lock events and display locks statistics
5 # klockstat.py
53 # klockstat.py -i 5
76 # klockstat.py -p 883
92 # klockstat.py -c pipe_
108 # klockstat.py -n 3
124 # klockstat.py -n 1 -s 3
142 # klockstat.py -S acq_total
/aosp_15_r20/external/bcc/debian/
H A Dchangelog35 …* libbpf-tools updates for klockstat, sigsnoop, hardirqs, softirqs, opensnoop, statsnoop, offcputi…
46 * libbpf tool updates for klockstat, opensnoop, tcpconnect, etc.
201 * support kfunc (faster kprobe) for vfsstat, klockstat and opensnoop
222 * klockstat tool to track kernel mutex lock statistics
/aosp_15_r20/external/bcc/snap/
H A Dsnapcraft.yaml195 klockstat:
196 command: bcc-wrapper klockstat
/aosp_15_r20/external/bcc/
H A DREADME.md128 - tools/[klockstat](tools/klockstat.py): Traces kernel mutex lock events and display locks statisti…
/aosp_15_r20/external/bcc/tests/python/
H A Dtest_tools_smoke.py222 self.run_with_int("klockstat.py")