linux-kernel - Re: multi-second application stall in open()

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <CAKA=qzaArsuwuuqHVKgTqwszY_Zx8d690e6UJsOQUvq_4--hjQ@mail.gmail.com>
Date:	Wed, 27 Jun 2012 12:59:45 -0500
From:	Josh Hunt <joshhunt00@...il.com>
To:	Tejun Heo <tj@...nel.org>
Cc:	Vivek Goyal <vgoyal@...hat.com>, Jens Axboe <axboe@...nel.dk>,
	linux-kernel@...r.kernel.org
Subject: Re: multi-second application stall in open()

On Wed, Jun 27, 2012 at 12:54 PM, Tejun Heo <tj@...nel.org> wrote:
> On Wed, Jun 27, 2012 at 12:44:04PM -0500, Josh Hunt wrote:
>> Awesome, thanks!
>
> One question tho.  The system was pretty heavily loaded (CPU-wise)
> when the hiccup happened, right?
>
> Thanks.
>
> --
> tejun

The particular machines I've been testing on are dual-core and at
least one of the cores is pretty heavily loaded, on avg 10-15% idle.
Sometimes it gets pegged out. The other core is moderately loaded.
Usually around 30-40% idle.

-- 
Josh
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/