On 10/23/2009 07:37 AM, Sergio Belkin wrote: > > I skipped kernel-2.6.18-164.el5, so I ask again: does > kernel-2.6.18-164.el5 support IO statistic, I already know what man > page says :) but I wonder if that kernel has that customization.... > 2.6.28-164 has TASK_DELAY_ACCT and TASK_IO_ACCOUNTING options enabled, so I'd expect pidstat to work. Let us know if you get a chance to test it.