netdev - Re: regression: unregister

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: <20090524221240.GI24757@kvack.org>
Date:	Sun, 24 May 2009 18:12:40 -0400
From:	Benjamin LaHaise <bcrl@...et.ca>
To:	Eric Dumazet <dada1@...mosbay.com>
Cc:	Denys Fedoryschenko <denys@...p.net.lb>, netdev@...r.kernel.org
Subject: Re: regression: unregister_netdev() unusably slow

On Mon, May 25, 2009 at 12:07:07AM +0200, Eric Dumazet wrote:
> Maybe your HZ is too low ? Changing to 1000 HZ helps a lot

HZ is set to 1000.  I turned off CONFIG_NO_HZ

> Also your hotplug config might do strange things at device removal ?

If it were CPU bound, maybe, but this behaviour is tied to the kernel 
version in use.

> What distro do you use ?

It's an older Fedora 7 install inside kvm on a Fedora 10 host running 
2.6.30-rc7.

		-ben
--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html