netdev - Re: CPU utilization increased in 2.6.27rc

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]

Date:	Wed, 13 Aug 2008 16:36:27 -0400
From:	Andrew Gallatin <gallatin@...i.com>
To:	Andi Kleen <andi@...stfloor.org>
CC:	David Miller <davem@...emloft.net>, netdev@...r.kernel.org,
	robert@...ur.slu.se
Subject: Re: CPU utilization increased in 2.6.27rc

Andi Kleen wrote:
> Andrew Gallatin <gallatin@...i.com> writes:
>> 8363      6.5081  vmlinux                  _raw_spin_lock
>> 5612      4.3672  oprofiled                (no symbols)
>> 4420      3.4396  ehci_hcd                 (no symbols)
>> 4325      3.3657  vmlinux                  handle_IRQ_event
>> 3688      2.8700  vmlinux                  default_idle
>> 3164      2.4622  vmlinux                  nv_start_xmit_optimized
>> 3092      2.4062  vmlinux                  sk_run_filter
>                                              ^^^^^^^^^^^^^
> 
> Looks like you have one of those nasty dhcpcds running that
> always open a raw socket and intercept everything using a filter?
> I always hoped those would disappear eventually and just
> bind to the proper protocol, but they seem to refuse dying.

Yeah, the box is running an ancient CENTOS4, so the dhcpcd
is pretty old.

Drew
--
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