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From: Michael Spiegle <mike@nauticaltech.com>
To: Kay Sievers <kay.sievers@vrfy.org>
Cc: Andrew Morton <akpm@linux-foundation.org>,
	bugme-daemon@bugzilla.kernel.org, netdev@vger.kernel.org,
	linux-kernel@vger.kernel.org, Al Viro <viro@zeniv.linux.org.uk>
Subject: Re: [Bugme-new] [Bug 12201] New: long wait in call_usermodehelper() / queue_work() / wait_for_completion()
Date: Fri, 12 Dec 2008 11:47:16 -0800	[thread overview]
Message-ID: <4942BFC4.2030203@nauticaltech.com> (raw)
In-Reply-To: <ac3eb2510812111448s7c700199ia2e57834f91c02a@mail.gmail.com>

> If you replace /sbin/modprobe in the kernel module loader, does the
> delay go away:
>   echo /bin/true > /proc/sys/kernel/modprobe

Yes, that does reduce the delay significantly.  The timing of the 
socket() call went from about 1500000us to 430000us.  This points the 
finger at modprobe it seems?

Michael Spiegle
mike@nauticaltech.com

  reply	other threads:[~2008-12-12 19:53 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <bug-12201-10286@http.bugzilla.kernel.org/>
2008-12-11 22:37 ` [Bugme-new] [Bug 12201] New: long wait in call_usermodehelper() / queue_work() / wait_for_completion() Andrew Morton
2008-12-11 22:48   ` Kay Sievers
2008-12-12 19:47     ` Michael Spiegle [this message]
2008-12-11 22:51   ` Evgeniy Polyakov
2008-12-11 23:05     ` Evgeniy Polyakov
2008-12-12 19:51       ` Michael Spiegle
2008-12-12 19:42   ` Michael Spiegle

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