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From: Petr Vorel <pvorel@suse.cz>
To: Leo Yu-Chi Liang <ycliang@andestech.com>
Cc: ltp@lists.linux.it
Subject: Re: [LTP] [PATCH 1/1] lib/tst_pid.c: Count used pid by traversing /proc
Date: Mon, 13 Feb 2023 18:33:54 +0100	[thread overview]
Message-ID: <Y+p0guL0/bQwDf/i@pevik> (raw)
In-Reply-To: <20230213134104.229241-1-ycliang@andestech.com>

Hi Leo,

> Use "ps -eT | wc -l" to calculate the number of used pid
> could have an incorrectly larger result because "ps -eT"
> may list the same pid multiple times (with different SPID).

> Instead, we could count used pid by traversing /proc
> directory and count the subdirectories that have name
> composed of digits.

> Increase PIDS_RESERVED to avoid fork failure.

Thank you!
Waiting little longer before merging to give others change to have look.

Suggested-by: Petr Vorel <pvorel@suse.cz>
Reviewed-by: Petr Vorel <pvorel@suse.cz>

Kind regards,
Petr

-- 
Mailing list info: https://lists.linux.it/listinfo/ltp

  reply	other threads:[~2023-02-13 17:34 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-02-13 13:41 [LTP] [PATCH 1/1] lib/tst_pid.c: Count used pid by traversing /proc Leo Yu-Chi Liang
2023-02-13 17:33 ` Petr Vorel [this message]
2023-02-14 10:58 ` Cyril Hrubis
2023-02-14 11:59   ` Leo Liang

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