carlopmart wrote: >>>>>> b) Laptop's clock lost 5 min every 10-15 min ( i am running ntpd >>>>>> withot >>>>>> luck) >>>>> Just one shot: is CPU frequency scaling enabled? >>>>> >>>> I have found CPU freq scaling: it isn't activated using rhel kernel ... >>>> >>> is the cpuspeed service disabled? This also does frequency scaling. >>> >>> run "/sbin/chkconfig --list cpuspeed" to check >> >> Frequency scaling simply doesn't work under a xen kernel[*], so we've >> disabled it in the kernel-xen kernel config. cpuspeed won't do a >> thing, there's no kernel freq scaling support. Don't have a clue >> what's going on in the OP's situation though. >> >> [*] dom0 would have to handle freq scaling, but dom0 doesn't have a >> clue what's going on in any domU, so if dom0 were idle and guests were >> going full-bore, the processors would stay at their minimum speed. >> > ok, then how can i resolve this problem about clock under dom0 when i am > running xen enabled kernel ??? and what about performance on dom0?? why > all components are so so slowly?? For exmaple if i try to edit a file > using vi editor and i try to move over it, spents 2-3 seconds to move > cursor ... i don't understand. Do I need to pass some param to xen > enabled kernel like noacpi or noapic to revert this situation???
Its certainly possible there's one that helps. This page could be worth looking over: https://fedoraproject.org/wiki/KernelCommonProblems The section on clocksource could be particularly relevant. I'd also look to see if there's a newer BIOS for your laptop available. -- Jarod Wilson [EMAIL PROTECTED]
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