Thanks! I follow your advise, and upgrade my haproxy. And I will observe if there is any problem.
Regards Jinge On 2013-5-2, at δΈε3:49, Lukas Tribus <[email protected]> wrote: > Hi Jinge! > > > I believe you are facing 2 different issues here. > > > >> Today, our haproxy CPU grow to 100%. And the machine become terribly slow. > > Please upgrade to recent 1.4 code, you are missing a a few fixes, including > one a security fix. I suggest the snapshot 20130427 which also includes a > loop fix (causing 100% load from haproxy). Download at [1]. > > > >> [1297314.773541] cleanup rbuf bug: copied DBE7B6DA seq DBE7B3C8 rcvnxt >> DBE7B6DA >> [...] >> [1297314.773625] [<ffffffff81046a75>] ? warn_slowpath_common+0x78/0x8c > > This is a kernel issue with tcp splicing and has probably been fixed. > Please see [2]. Not sure if Debian is backporting this fix though. > > You could just disable tcp splicing as a intermediate workaround. > > > > Cheers, > Lukas > > [1] http://haproxy.1wt.eu/download/1.4/src/snapshot/ > [2] http://comments.gmane.org/gmane.linux.network/231555 >
