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Profile a process inside a container from host using perf
I am running docker containers on CentOS 7.
If run perf on the PID on the host node I get an error about symbols not being found. This seems to be because it looks for the path of the file relative to...
mR.aTA
Votes: 0
Answers: 0
How to measure latency of thread migration away from a busy core by Linux's scheduler?
I have the task of measuring the migration time of a thread in Linux, in programs written in C or C++.
I'm running a single thread on an idle core (with no affinity), then to enforce the scheduler to ...
Mohammad Siavashi
Votes: 0
Answers: 3
What does this sentence mean in the context of perf tool: "Supports address when precise (Precise event)"?
This line appears under memory events in perf tool.
CPU: Intel Xeon Gold
Vishal Deka
Votes: 0
Answers: 1
How to kill perf record with python subprocess?
I am attempting to use the perf utility to monitor my system.
It will be started and killed within a python script. I have created a sandbox like so:
extra_params = ["-F", "99", &q...
David Owens
Votes: 0
Answers: 0