From: Phil Turmel <philip@turmel.org>
To: Simon Mcnair <simonmcnair@gmail.com>
Cc: NeilBrown <neilb@suse.de>,
"linux-raid@vger.kernel.org" <linux-raid@vger.kernel.org>
Subject: Re: Linux software RAID assistance
Date: Sun, 20 Feb 2011 14:50:21 -0500 [thread overview]
Message-ID: <4D61707D.4040304@turmel.org> (raw)
In-Reply-To: <AANLkTin4u9yk4XPiHzFtagrdV5_iZJZ0+P+yHqH0x9bm@mail.gmail.com>
On 02/20/2011 04:56 AM, Simon Mcnair wrote:
> Phil,
> I don't know how to find out if I'm running irqbalance, it's whatever
> was in the proxmox iso that I installed the OS from. I ran a ps -aux
> | grep irq in case it shows anything of interest:
>
> proxmox:/home/simon# ps -aux | grep irq
> Warning: bad ps syntax, perhaps a bogus '-'? See http://procps.sf.net/faq.html
> root 3 0.0 0.0 0 0 ? S Feb17 0:22 [ksoftirqd/0]
> root 7 0.0 0.0 0 0 ? S Feb17 0:05 [ksoftirqd/1]
> root 10 0.0 0.0 0 0 ? S Feb17 0:05 [ksoftirqd/2]
> root 13 0.0 0.0 0 0 ? S Feb17 0:05 [ksoftirqd/3]
> root 16 0.0 0.0 0 0 ? S Feb17 0:11 [ksoftirqd/4]
> root 19 0.0 0.0 0 0 ? S Feb17 0:13 [ksoftirqd/5]
> root 22 0.0 0.0 0 0 ? S Feb17 0:06 [ksoftirqd/6]
> root 25 0.0 0.0 0 0 ? S Feb17 0:06 [ksoftirqd/7]
> root 4024 0.0 0.0 0 0 ? S Feb17 0:00
> [kvm-irqfd-clean]
Not there. On ubuntu 10.10, the package is called "irqbalance", and the executable daemon is "irqbalance".
> proxmox:/home/simon# cat /proc/interrupts
> CPU0 CPU1 CPU2 CPU3 CPU4
> CPU5 CPU6 CPU7
> 0: 66008972 0 0 0 0
> 0 0 0 IR-IO-APIC-edge timer
> 1: 265829 0 0 0 0
> 0 0 0 IR-IO-APIC-edge i8042
> 8: 1 0 0 0 0
> 0 0 0 IR-IO-APIC-edge rtc0
> 9: 0 0 0 0 0
> 0 0 0 IR-IO-APIC-fasteoi acpi
> 16: 4432639 0 0 0 0
> 0 0 0 IR-IO-APIC-fasteoi uhci_hcd:usb3, ahci
> 17: 124325 0 0 0 0
> 0 0 0 IR-IO-APIC-fasteoi pata_jmicron, eth1
> 18: 954710 0 0 0 0
> 0 0 0 IR-IO-APIC-fasteoi ehci_hcd:usb1,
> uhci_hcd:usb8
> 19: 5994 0 0 0 0
> 0 0 0 IR-IO-APIC-fasteoi uhci_hcd:usb5,
> uhci_hcd:usb7, firewire_ohci
> 21: 0 0 0 0 0
> 0 0 0 IR-IO-APIC-fasteoi uhci_hcd:usb4
> 23: 62 0 0 0 0
> 0 0 0 IR-IO-APIC-fasteoi ehci_hcd:usb2,
> uhci_hcd:usb6
> 24: 273558 0 0 0 0
> 0 0 0 IR-IO-APIC-fasteoi nvidia
> 28: 30234710 0 0 0 0
> 0 0 0 IR-IO-APIC-fasteoi mvsas
> 64: 0 0 0 0 0
> 0 0 0 DMAR_MSI-edge dmar0
> 65: 0 0 0 0 0
> 0 0 0 DMAR_MSI-edge dmar1
> 73: 26838727 0 0 0 0
> 0 0 0 IR-PCI-MSI-edge eth0
> 74: 27057631 0 0 0 0
> 0 0 0 IR-PCI-MSI-edge ahci
> 75: 247 0 0 0 0
> 0 0 0 IR-PCI-MSI-edge hda_intel
> NMI: 0 0 0 0 0
> 0 0 0 Non-maskable interrupts
> LOC: 23087679 23088282 21638323 20580136 22974769
> 20856094 20144310 20084801 Local timer interrupts
> SPU: 0 0 0 0 0
> 0 0 0 Spurious interrupts
> PMI: 0 0 0 0 0
> 0 0 0 Performance monitoring interrupts
> PND: 0 0 0 0 0
> 0 0 0 Performance pending work
> RES: 15236622 9388860 8532928 7181879 13444866
> 6005599 4856933 3713707 Rescheduling interrupts
> CAL: 3384 5773 5839 5859 4590
> 5748 5781 5691 Function call interrupts
> TLB: 201989 195383 193545 196155 251338
> 249053 272032 319233 TLB shootdowns
> TRM: 0 0 0 0 0
> 0 0 0 Thermal event interrupts
> THR: 0 0 0 0 0
> 0 0 0 Threshold APIC interrupts
> MCE: 0 0 0 0 0
> 0 0 0 Machine check exceptions
> MCP: 830 830 830 830 830
> 830 830 830 Machine check polls
> ERR: 7
> MIS: 0
CPU0 is handling every single I/O interrupt. I really think you need irqbalance.
Phil
next prev parent reply other threads:[~2011-02-20 19:50 UTC|newest]
Thread overview: 64+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-02-10 16:16 Linux software RAID assistance Simon McNair
2011-02-10 18:24 ` Phil Turmel
2011-02-15 4:53 ` NeilBrown
2011-02-15 8:48 ` Simon McNair
2011-02-15 14:51 ` Phil Turmel
2011-02-15 19:04 ` Simon McNair
2011-02-15 19:37 ` Phil Turmel
2011-02-15 19:45 ` Roman Mamedov
2011-02-15 21:09 ` Simon McNair
2011-02-17 15:10 ` Simon Mcnair
2011-02-17 15:42 ` Roman Mamedov
2011-02-18 9:13 ` Simon McNair
2011-02-18 9:38 ` Robin Hill
2011-02-18 10:38 ` Simon Mcnair
2011-02-19 11:46 ` Jan Ceuleers
2011-02-19 12:40 ` Simon McNair
2011-02-19 17:37 ` Jan Ceuleers
2011-02-16 13:51 ` Simon McNair
2011-02-16 14:37 ` Phil Turmel
2011-02-16 17:49 ` Simon McNair
2011-02-16 18:14 ` Phil Turmel
2011-02-16 18:18 ` Simon McNair
2011-02-16 18:22 ` Phil Turmel
2011-02-16 18:25 ` Phil Turmel
2011-02-16 18:52 ` Simon McNair
2011-02-16 18:57 ` Phil Turmel
2011-02-16 19:07 ` Simon McNair
2011-02-16 19:10 ` Phil Turmel
2011-02-16 19:15 ` Simon McNair
2011-02-16 19:36 ` Phil Turmel
2011-02-16 21:28 ` Simon McNair
2011-02-16 21:30 ` Phil Turmel
2011-02-16 22:44 ` Simon Mcnair
2011-02-16 23:39 ` Phil Turmel
2011-02-17 13:26 ` Simon Mcnair
2011-02-17 13:48 ` Phil Turmel
2011-02-17 13:56 ` Simon Mcnair
2011-02-17 14:34 ` Simon Mcnair
2011-02-17 16:54 ` Phil Turmel
2011-02-19 8:43 ` Simon Mcnair
2011-02-19 15:30 ` Phil Turmel
[not found] ` <AANLkTinOXJWRw_et2U43R_T9XPBzQLnN56Kf2bOAz=_c@mail.gmail.com>
2011-02-19 16:19 ` Phil Turmel
2011-02-20 9:56 ` Simon Mcnair
2011-02-20 19:50 ` Phil Turmel [this message]
2011-02-20 23:17 ` Simon Mcnair
2011-02-20 23:39 ` Phil Turmel
2011-02-22 17:12 ` Simon Mcnair
2011-02-22 17:14 ` Simon Mcnair
2011-02-22 18:23 ` Phil Turmel
2011-02-22 18:36 ` Simon McNair
2011-02-22 19:06 ` Phil Turmel
2011-02-18 9:31 ` Simon Mcnair
2011-02-18 13:16 ` Phil Turmel
2011-02-18 13:21 ` Roberto Spadim
2011-02-18 13:26 ` Phil Turmel
2011-02-18 13:29 ` Simon Mcnair
2011-02-18 13:34 ` Phil Turmel
2011-02-18 14:12 ` Simon McNair
2011-02-18 16:10 ` Phil Turmel
2011-02-18 16:38 ` Roberto Spadim
[not found] ` <AANLkTi=RmR5nVnmFLuqK5anHc3WDPxjuYjitT6+5wAqS@mail.gmail.com>
2011-02-20 18:48 ` Phil Turmel
2011-02-20 19:25 ` Simon Mcnair
2011-02-19 8:49 ` Simon Mcnair
2011-02-16 13:56 ` Simon McNair
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