On Thu, 2007-12-06 at 07:58 -0800, Akemi Yagi wrote: > On Dec 6, 2007 7:47 AM, Scott McClanahan <scott.mcclanahan at trnswrks.com> wrote: > > Just installed CentOS 5.1 on VMware ESX and am attempting to play with > > the newly added tick_divider feature. It doesn't seem to be making any > > difference in the number of timer interrupts though. I set > > tick_divider=10 which should reduce the number of timer interrupts to > > 100. > > > > I wrote a nasty little scripts that queries /proc/interrupts every 1 > > second and still see an increase each second in about 1000 interrupts. > > > > The server is: > > > > uname -srvmpio > > > > Linux 2.6.18-53.1.4.el5 #1 SMP Fri Nov 30 00:45:16 EST 2007 i686 i686 > > i386 GNU/Linux > > > > Obviously not running 64bit. Only one cpu has been allocated to this > > vm. Has anybody else used this successfully? > > Could you add your finding to the bug report dealing with this subject? > > http://bugs.centos.org/view.php?id=2189 > > Thanks, > > Akemi > _______________________________________________ > CentOS mailing list > CentOS at centos.org > http://lists.centos.org/mailman/listinfo/centos > I just did. Note I made a typo and commented on that in a second post. Does tick_divider work successfully in a 64bit installation? In the changelog of the kernel installed on my test box (32bit) I see: - [x86] Fixes for the tick divider patch (Chris Lalancette ) [305011] Can anybody confirm that?