Matthew, I see similar timer interrupts from using ztdummy as my timing reference, should be about 1k per sec.
-----Original Message----- From: [EMAIL PROTECTED] [mailto:[EMAIL PROTECTED] On Behalf Of Matthew Boehm Sent: Monday, September 19, 2005 4:52 PM To: Asterisk Users Subject: Re: [Asterisk-Users] OT: Hardware Interrupts; Who is it? CPU0 CPU1 0: 85 1703809954 IO-APIC-edge timer 8: 0 0 IO-APIC-edge rtc 9: 0 1 IO-APIC-level acpi 14: 0 31 IO-APIC-edge ide0 177: 0 17840313 IO-APIC-level megaraid 185: 0 1817423967 IO-APIC-level eth0 193: 0 40198530 IO-APIC-level eth1 201: 0 3507106255 IO-APIC-level wanpipe1, wanpipe2, wanpipe3, wanpipe4 NMI: 0 0 LOC: 1633394197 1633394188 ERR: 0 MIS: 0 Any idea what "LOC" and "timer" are? I did "watch -n1 cat /proc/interrupts" for about a minute. The largest movers were "timer", "LOC" and "eth0". The others either never change or hardly changed. -Matthew > From: Sig Lange <[EMAIL PROTECTED]> > Reply-To: <[EMAIL PROTECTED]>, Asterisk Users Mailing List - Non-Commercial > Discussion <[email protected]> > Date: Mon, 19 Sep 2005 15:34:26 -0400 > To: Asterisk Users Mailing List - Non-Commercial Discussion > <[email protected]> > Subject: Re: [Asterisk-Users] OT: Hardware Interrupts; Who is it? > > It means you have a piece of hardware that is generating a lot of interupts. > Try a few commands like this: > > # vmstat 1 > # watch -n1 cat /proc/interrupts > Go through lspci -vb and disable hardware that's not being used. > > Watch the numbers as they increase. Also check for ERR and MIS > > > On 9/19/05, Rich Adamson <[EMAIL PROTECTED]> wrote: >> >> >>> OK. Perhaps I was not clear. Please read my original post again: >>> >>>>>>> I've been trying to diagnose why my server has a constant idle time >> of 90% >>>>>>> even when nothing is running. >>> >>> I did not say "90% usage" I said "90% idle". Meaning I have a constant >> CPU >>> usage of 10%. >>> >>> This 10% measurement comes from the "hardware interrupt" (hi) from >> within >>> "top": >>> >>> Cpu(s): 3.8% us, 2.1% sy, 0.0% ni, 85.5% id, 0.2% wa, 8.0% hi, 0.4% si >>> >>> >>> Even when all other percentages are at 0%, hi remains around 10%. How >> can I >>> figure out what is causing all these interrupts? >> >> I don't have a clue other then to unload drivers, etc. >> >> >> _______________________________________________ >> --Bandwidth and Colocation sponsored by Easynews.com <http://Easynews.com>-- >> >> Asterisk-Users mailing list >> [email protected] >> http://lists.digium.com/mailman/listinfo/asterisk-users >> To UNSUBSCRIBE or update options visit: >> http://lists.digium.com/mailman/listinfo/asterisk-users >> > > > > -- > Sig Lange > http://www.signuts.net/ > _______________________________________________ > --Bandwidth and Colocation sponsored by Easynews.com -- > > Asterisk-Users mailing list > [email protected] > http://lists.digium.com/mailman/listinfo/asterisk-users > To UNSUBSCRIBE or update options visit: > http://lists.digium.com/mailman/listinfo/asterisk-users _______________________________________________ --Bandwidth and Colocation sponsored by Easynews.com -- Asterisk-Users mailing list [email protected] http://lists.digium.com/mailman/listinfo/asterisk-users To UNSUBSCRIBE or update options visit: http://lists.digium.com/mailman/listinfo/asterisk-users
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