By default we use the 2.6.32-279.5.2 as provided by CentOS. However I also tried the 3.0.46 from elrepo: http://elrepo.org/linux/kernel/el6/x86_64/RPMS/
The config for the 3.0 kernel is: https://gist.github.com/3901068 They both seem to exhibit the same problem. Thanks :) On Tue, Oct 16, 2012 at 1:04 PM, Pekka Enberg <penb...@kernel.org> wrote: > Hi Avleen, > > On Tue, Oct 16, 2012 at 8:51 PM, Avleen Vig <avl...@gmail.com> wrote: >> I *think* this is the right place to ask this, and apologies if it's not >> (is there a better place?). >> >> We have checks which read /proc/slabinfo once a minute, and have noticed >> that this causes the entire system to stall for a few milliseconds. >> It's long enough that it causes noticeable delays in latency-sensitive >> applications (between 10ms and 100ms). >> >> Is this a known condition? Are there work arounds or other ways to get the >> slab allocation data which don't cause stalls? > > What kernel version are you using? What does your .config look like? -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
