From: Daniel Bristot de Oliveira <bristot@kernel.org>
To: Jinyu Tang <tangjinyu@tinylab.org>,
rostedt@goodmis.org, mhiramat@kernel.org
Cc: ttjjyystupid@163.com, falcon@tinylab.org, wangjiexun@tinylab.org,
linux-trace-kernel@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v1] Ftrace: make sched_wakeup can focus on the target process
Date: Tue, 10 Oct 2023 08:53:23 +0200 [thread overview]
Message-ID: <604a8dd9-f891-368a-3b6c-3756ee6f4f35@kernel.org> (raw)
In-Reply-To: <20231009153714.10743-1-tangjinyu@tinylab.org>
On 10/9/23 17:37, Jinyu Tang wrote:
> $ cyclictest --mlockall --smp --priority=99 &
rtla timerlat -a <the amount of latency you tolerate>
will give you an structured analysis of your latency...
https://bristot.me/linux-scheduling-latency-debug-and-analysis/
-- Daniel
next prev parent reply other threads:[~2023-10-10 6:53 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-10-09 15:37 [PATCH v1] Ftrace: make sched_wakeup can focus on the target process Jinyu Tang
2023-10-09 16:25 ` Steven Rostedt
2023-10-10 6:53 ` Daniel Bristot de Oliveira [this message]
2023-10-11 1:13 ` kernel test robot
2023-10-20 7:59 ` kernel test robot
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