Date: Mon, 6 Aug 2012 13:20:42 -0500 From: James <james@hicag.org> To: Bill Crisp <bcrisp@crispernetworks.com> Cc: freebsd-hackers@freebsd.org, Xin Li <delphij@delphij.net> Subject: Re: CVE-2012-0217 Intel's sysret Kernel Privilege Escalation and FreeBSD 6.2/6.3 Message-ID: <CAD4099=Fm9jTN=BhT%2B8AgnD15buTxFJx8HQroA1Eq13WBR=gZA@mail.gmail.com> In-Reply-To: <CAOmNS50OqC3HCAx-8x7OEV8KyfxrUhV2PaMhZMEZOAyBOj83DQ@mail.gmail.com> References: <CAOmNS514kLwq=MpGbwL324MQGQYrCAgM9ByaocRujjG1M55%2BTg@mail.gmail.com> <4FFF4B95.9080105@delphij.net> <CAOmNS50Gz_cnaqhxu0%2BbUO1JUBfUF6OHS2TaHZhiw6C-NtipGQ@mail.gmail.com> <CAD4099k=h9T=fEXK5UjYoGifo8NGKcPWRA7eQ4C15sgdR2CMQQ@mail.gmail.com> <CAOmNS50OqC3HCAx-8x7OEV8KyfxrUhV2PaMhZMEZOAyBOj83DQ@mail.gmail.com>
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On Mon, Aug 6, 2012 at 8:08 AM, Bill Crisp <bcrisp@crispernetworks.com> wrote:
> I gave it a try on a few servers, and saw a big increase in load on
> the servers, most of the load comes from apache under normal
> circumstances and it that load did go up a lot. I had to roll back
> the patched kernel and the load went back to what it normally is.
> Did you experience anything similar on any servers? On a server
> where the load was ~1 it went up with what seemed to be the same
> number of requests to something like ~6 or so on a single core
> servers. Ones that had higher load already also went up
> considerably. Any ideas on what I might be able to do?
Hi Bill. I'm sorry you're having trouble. That's a pretty annoying
problem. But no, I haven't noticed any increase in load averages.
I'll keep an eye out, though. Wish I had a better answer for you
now.
--
James.
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