Re: hwpmc granularity and 6.4 network performance

2008-12-03 Thread Vadim Goncharov
Hi Adrian Chadd! On Tue, 25 Nov 2008 15:09:19 -0500; Adrian Chadd wrote about 'Re: hwpmc granularity and 6.4 network performance': > * Since you've changed two things - hwpmc _AND_ the kernel version - > you can't easily conclude which one (if any!) has any influenc

Re: hwpmc granularity and 6.4 network performance

2008-11-25 Thread Adrian Chadd
A few things! * Since you've changed two things - hwpmc _AND_ the kernel version - you can't easily conclude which one (if any!) has any influence on Giant showing up in your top output. I suggest recompiling without hwpmc and seeing if the behaviour changes. * The gprof utility expects something

hwpmc granularity and 6.4 network performance

2008-11-24 Thread Vadim Goncharov
Hi! I've recently perfromed upgrade of busy production router from 6.2 to 6.4-PRE. I have added two lines to my kernel config and did usual make buildkernel: device hwpmc # Driver (also a loadable module) options HWPMC_HOOKS # Other necessary kernel