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/external/bcc/man/man8/
Dfunclatency.81 .TH funclatency 8 "2015-08-18" "USER COMMANDS"
3 funclatency \- Time functions and print latency as a histogram.
5 .B funclatency [\-h] [\-p PID] [\-i INTERVAL] [\-d DURATION] [\-T] [\-u] [\-m] [\-F] [\-r] [\-v] pa…
64 .B funclatency do_sys_open
68 .B funclatency c:read
72 .B funclatency \-u vfs_read
76 .B funclatency \-m do_nanosleep
80 .B funclatency \-i 2 -d 10 c:read
84 .B funclatency \-mTi 5 vfs_read
88 .B funclatency \-p 181 vfs_read:
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Dfuncslower.8105 You should first use the funclatency and argdist tools for investigation,
125 funccount(8), funclatency(8), argdist(8), trace(8)
Dfunccount.8106 funclatency(8)
Dsyscount.8110 funccount(8), ucalls(8), argdist(8), trace(8), funclatency(8)
/external/bcc/tools/
Dfunclatency_example.txt1 Demonstrations of funclatency, the Linux eBPF/bcc version.
6 # ./funclatency do_sys_open
53 # ./funclatency pthread:pthread_mutex_lock -p $(pidof contentions)
85 # ./funclatency /home/user/primes:* -p $(pidof primes) -F
144 # ./funclatency -u vfs_read
178 # ./funclatency -m do_nanosleep
208 # ./funclatency -mTi 5 vfs_read
272 # ./funclatency -mp 17064 vfs_read
292 # ./funclatency -uF 'vfs_r*'
333 # ./funclatency -h
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Dfunclatency.py4 # funclatency Time functions and print latency as a histogram.
7 # USAGE: funclatency [-h] [-p PID] [-i INTERVAL] [-T] [-u] [-m] [-F] [-r] [-v]
10 # Run "funclatency -h" for full usage.
34 ./funclatency do_sys_open # time the do_sys_open() kernel function
35 ./funclatency c:read # time the read() C library function
36 ./funclatency -u vfs_read # time vfs_read(), in microseconds
37 ./funclatency -m do_nanosleep # time do_nanosleep(), in milliseconds
38 ./funclatency -i 2 -d 10 c:open # output every 2 seconds, for duration 10s
39 ./funclatency -mTi 5 vfs_read # output every 5 seconds, with timestamps
40 ./funclatency -p 181 vfs_read # time process 181 only
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/external/bcc/snapcraft/
Dsnapcraft.yaml111 funclatency:
112 command: wrapper funclatency
113 aliases: [funclatency]
/external/bcc/
DREADME.md113 - tools/[funclatency](tools/funclatency.py): Time functions and show their latency distribution. [E…
/external/bcc/tests/python/
Dtest_tools_smoke.py174 self.run_with_int("funclatency.py __kmalloc -i 1")