On Fri, Apr 8, 2016 at 6:32 AM, Johnny Hughes <johnny at centos.org> wrote: > On 04/08/2016 06:50 AM, Johnny Carlsen wrote: > > Hi, > > > > After switching to the 2.6.32-573.22.1.el6.x86_64 kernel (CentOS 6) a > few weeks ago I have noticed that my servers are now reporting a much > higher idle load. > > > > The servers are being monitored with Zabbix, and there is a clear > difference between the older kernel 2.6.32-573.12.1 and the newer > 2.6.32-573.12.1. > > > > I can see the problem on both physical and virtual servers. > > > > You can see the Load Average chart here from one of our servers: > > http://imgur.com/U1eihMX > > > > The server is pretty much idle all the time, but the load average > increased from 0.001 to 0.300 when updated to the new kernel. > > > > Is anyone else seeing the same behavior? > > This is one of the fixes listed on the errata page: > > "Due to prematurely decremented calc_load_task, the calculated load > (snip)" > > From: > https://rhn.redhat.com/errata/RHSA-2016-0494.html > > No idea if that is impacting the load shown on your machine .. maybe > someone has some ideas. > An RHEL user is reporting what seems to be the same issue: https://access.redhat.com/discussions/2247501 Akemi