From: Minlan Wang via lttng-dev <lttng-dev@lists.lttng.org>
To: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Cc: lttng-dev <lttng-dev@lists.lttng.org>, paulmck <paulmck@kernel.org>
Subject: Re: [lttng-dev] ***UNCHECKED*** Re: Re: urcu workqueue thread uses 99% of cpu while workqueue is empty
Date: Wed, 22 Jun 2022 23:57:22 -0400 [thread overview]
Message-ID: <20220623035722.GA271206@localhost.localdomain> (raw)
In-Reply-To: <20220623034528.GA271179@localhost.localdomain>
On Wed, Jun 22, 2022 at 11:45:28PM -0400, Minlan Wang wrote:
> The session output is in attachment: 0623_futex-20220623-112754.tar.bz2
Hi, Mathieu,
There are several workqueues in the process i tracked.
The one used to trigger the issuse is this:
thread with vtid=21054, and futex = 0x5652A1035C40
B.R
Minlan
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next prev parent reply other threads:[~2022-06-23 3:57 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-06-14 3:55 [lttng-dev] urcu workqueue thread uses 99% of cpu while workqueue is empty Minlan Wang via lttng-dev
2022-06-14 13:39 ` Mathieu Desnoyers via lttng-dev
2022-06-14 13:40 ` Mathieu Desnoyers via lttng-dev
2022-06-14 14:19 ` Mathieu Desnoyers via lttng-dev
2022-06-14 15:53 ` Mathieu Desnoyers via lttng-dev
2022-06-15 3:49 ` Minlan Wang via lttng-dev
2022-06-15 13:35 ` Mathieu Desnoyers via lttng-dev
2022-06-15 14:15 ` Mathieu Desnoyers via lttng-dev
2022-06-16 7:09 ` Minlan Wang via lttng-dev
2022-06-16 8:09 ` Minlan Wang via lttng-dev
2022-06-17 13:37 ` Mathieu Desnoyers via lttng-dev
2022-06-21 3:52 ` Minlan Wang via lttng-dev
2022-06-21 13:12 ` [lttng-dev] ***UNCHECKED*** " Mathieu Desnoyers via lttng-dev
2022-06-22 7:45 ` Minlan Wang via lttng-dev
2022-06-22 13:19 ` [lttng-dev] ***UNCHECKED*** " Mathieu Desnoyers via lttng-dev
2022-06-22 20:28 ` Mathieu Desnoyers via lttng-dev
2022-06-22 20:52 ` Mathieu Desnoyers via lttng-dev
2022-06-23 9:08 ` Minlan Wang via lttng-dev
[not found] ` <20220623034528.GA271179@localhost.localdomain>
2022-06-23 3:57 ` Minlan Wang via lttng-dev [this message]
2022-06-23 14:09 ` Mathieu Desnoyers via lttng-dev
2022-06-24 6:21 ` Minlan Wang via lttng-dev
2022-06-23 8:36 ` [lttng-dev] [PART 4/4] " Minlan Wang via lttng-dev
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