kern/188911: [libc] sysctl(KERN_PROC_VMMAP) takes too long
emaste at freebsd.org
Tue May 13 02:40:01 UTC 2014
The following reply was made to PR kern/188911; it has been noted by GNATS.
From: Ed Maste <emaste at freebsd.org>
To: bug-followup at FreeBSD.org, ikosarev at accesssoftek.com,
Viktor Kutuzov <vkutuzov at accesssoftek.com>
Subject: Re: kern/188911: [libc] sysctl(KERN_PROC_VMMAP) takes too long
Date: Mon, 12 May 2014 22:33:41 -0400
Yes, this is the cause of the slowdown; it takes a long time to
iterate over 8TB 4K at a time. I confirmed by commenting out the loop,
as in the proof of concept patch.
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