On Sun, Apr 11, 2010 at 01:12:09PM -0700, Ben Holt wrote:
> Hello,
>
> I have experienced a dom0 crash where the system became unreachable via
> the network and the console was unresponsive. I would appreciate help
> interpretting the logs and any configuration change suggestions.
>
> It is a stock Debian Lenny dom0 running xen 3.2.1 with kernel
> 2.6.26-2-xen-amd64 and an AMD Athlon IIx4 with 4 GB of RAM. It is
> running 4 VMs. One VM has two PCI NICs being passed to it, while
> another has three PCI MPEG encoders passed to it (physically they are
> only two cards, but one, a hauppage pvr-500, has two encoders on it
> connected via a PCI bridge). Three of the VMs were migrated from
> another machine and are running Debian kernel 2.6.26-2-xen-686 (32 bit),
> the fourth is running the same kernel as the dom0 (64 bit).
>
> As you'll see from the logs the system has three hard drives, a PATA
> (hdc) that holds the dom0 and VMs OS file systems, and 2 SATA (sda, sdb)
> that are configured in a software RAID 1 and hold the VMs data
> filesystems. If I am reading things right all three drives appear to
> experience interrupt / DMA issues during the crash. The peth0 NIC goes
> down and up during the crash. There is also a mention of IRQ 22, which
> is used by the SATA controller.
>
> Any pointers or suggests are greatly appreciated.
>
>
>
> From /var/log/syslog:
>
> Apr 11 04:22:29 xenserver kernel: [277113.497127] irq 22: nobody cared
> (try booting with the "irqpoll" option)
> Apr 11 04:22:29 xenserver kernel: [277113.497144] Pid: 0, comm: swapper
> Not tainted 2.6.26-2-xen-amd64 #1
>
So I assume this is the host/dom0 kernel.
What device is using IRQ 22?
Try checking from /proc/interrupts or from lspci.
Is it a shared IRQ (multiple devices using the same IRQ)?
-- Pasi
> Apr 11 04:22:29 xenserver kernel: [277113.497152]
> Apr 11 04:22:29 xenserver kernel: [277113.497153] Call Trace:
> Apr 11 04:22:29 xenserver kernel: [277113.497165] <IRQ>
> [<ffffffff8037ce18>] irq_ignore_unhandled+0x1c/0x32
> Apr 11 04:22:29 xenserver kernel: [277113.497188] [<ffffffff8025f88f>]
> __report_bad_irq+0x30/0x72
> Apr 11 04:22:29 xenserver kernel: [277113.497197] [<ffffffff8025fb58>]
> note_interrupt+0x287/0x2c7
> Apr 11 04:22:29 xenserver kernel: [277113.497207] [<ffffffff80260440>]
> handle_level_irq+0xc3/0x118
> Apr 11 04:22:29 xenserver kernel: [277113.497218] [<ffffffff8020e146>]
> do_IRQ+0x4e/0x9a
> Apr 11 04:22:29 xenserver kernel: [277113.497227] [<ffffffff8037db2c>]
> evtchn_do_upcall+0x13c/0x1fc
> Apr 11 04:22:29 xenserver kernel: [277113.497237] [<ffffffff8020bbde>]
> do_hypervisor_callback+0x1e/0x30
> Apr 11 04:22:29 xenserver kernel: [277113.497245] <EOI>
> [<ffffffff8020e79d>] xen_safe_halt+0x90/0xa6
> Apr 11 04:22:29 xenserver kernel: [277113.497263] [<ffffffff8020a0ce>]
> xen_idle+0x2e/0x66
> Apr 11 04:22:29 xenserver kernel: [277113.497271] [<ffffffff80209d49>]
> cpu_idle+0x97/0xb9
> Apr 11 04:22:29 xenserver kernel: [277113.497283]
> Apr 11 04:22:29 xenserver kernel: [277113.497288] handlers:
> Apr 11 04:22:29 xenserver kernel: [277113.497295] [<ffffffffa0099969>]
> (ahci_interrupt+0x0/0x46b [ahci])
> Apr 11 04:22:29 xenserver kernel: [277113.497312] Disabling IRQ #22
> Apr 11 04:22:54 xenserver kernel: [277138.645875] hdc: dma_timer_expiry:
> dma status == 0x64
> Apr 11 04:23:00 xenserver kernel: [277145.647409] ata2.00: exception
> Emask 0x40 SAct 0x0 SErr 0x800 action 0x6 frozen
> Apr 11 04:23:00 xenserver kernel: [277145.647429] ata2: SError: { HostInt }
> Apr 11 04:23:00 xenserver kernel: [277145.647438] ata2.00: cmd
> ea/00:00:00:00:00/00:00:00:00:00/a0 tag 0
> Apr 11 04:23:00 xenserver kernel: [277145.647439] res
> 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x44 (timeout)
> Apr 11 04:23:00 xenserver kernel: [277145.647458] ata2.00: status: { DRDY }
> Apr 11 04:23:00 xenserver kernel: [277145.647467] ata2: hard resetting link
> Apr 11 04:23:00 xenserver kernel: [277145.647486] ata1.00: exception
> Emask 0x0 SAct 0x0 SErr 0x0 action 0x6 frozen
> Apr 11 04:23:00 xenserver kernel: [277145.647496] ata1.00: cmd
> ea/00:00:00:00:00/00:00:00:00:00/a0 tag 0
> Apr 11 04:23:00 xenserver kernel: [277145.647497] res
> 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> Apr 11 04:23:00 xenserver kernel: [277145.647515] ata1.00: status: { DRDY }
> Apr 11 04:23:00 xenserver kernel: [277145.647523] ata1: hard resetting link
> Apr 11 04:23:01 xenserver kernel: [277146.131362] ata2: softreset failed
> (device not ready)
> Apr 11 04:23:01 xenserver kernel: [277146.131378] ata2: failed due to HW
> bug, retry pmp=0
> Apr 11 04:23:01 xenserver kernel: [277146.131400] ata1: softreset failed
> (device not ready)
> Apr 11 04:23:01 xenserver kernel: [277146.131409] ata1: failed due to HW
> bug, retry pmp=0
> Apr 11 04:23:01 xenserver kernel: [277146.295250] ata1: SATA link up 3.0
> Gbps (SStatus 123 SControl 300)
> Apr 11 04:23:01 xenserver kernel: [277146.295287] ata2: SATA link up 3.0
> Gbps (SStatus 123 SControl 300)
> Apr 11 04:23:03 xenserver kernel: [277148.647303] hdc: DMA interrupt
> recovery
> Apr 11 04:23:03 xenserver kernel: [277148.647316] hdc: lost interrupt
> Apr 11 04:23:24 xenserver kernel: [277168.647352] hdc: dma_timer_expiry:
> dma status == 0x64
> Apr 11 04:23:31 xenserver kernel: [277176.295271] ata2.00: qc timeout
> (cmd 0xec)
> Apr 11 04:23:31 xenserver kernel: [277176.295292] ata2.00: failed to
> IDENTIFY (I/O error, err_mask=0x4)
> Apr 11 04:23:31 xenserver kernel: [277176.295301] ata2.00: revalidation
> failed (errno=-5)
> Apr 11 04:23:31 xenserver kernel: [277176.295310] ata2: failed to
> recover some devices, retrying in 5 secs
> Apr 11 04:23:31 xenserver kernel: [277176.295322] ata1.00: qc timeout
> (cmd 0xec)
> Apr 11 04:23:31 xenserver kernel: [277176.295336] ata1.00: failed to
> IDENTIFY (I/O error, err_mask=0x4)
> Apr 11 04:23:31 xenserver kernel: [277176.295344] ata1.00: revalidation
> failed (errno=-5)
> Apr 11 04:23:31 xenserver kernel: [277176.295352] ata1: failed to
> recover some devices, retrying in 5 secs
> Apr 11 04:23:33 xenserver kernel: [277178.647242] hdc: DMA interrupt
> recovery
> Apr 11 04:23:33 xenserver kernel: [277178.647255] hdc: lost interrupt
> Apr 11 04:23:36 xenserver kernel: [277181.299161] ata1: hard resetting link
> Apr 11 04:23:36 xenserver kernel: [277181.299185] ata2: hard resetting link
> Apr 11 04:23:37 xenserver kernel: [277181.783130] ata2: softreset failed
> (device not ready)
> Apr 11 04:23:37 xenserver kernel: [277181.783147] ata2: failed due to HW
> bug, retry pmp=0
> Apr 11 04:23:37 xenserver kernel: [277181.783170] ata1: softreset failed
> (device not ready)
> Apr 11 04:23:37 xenserver kernel: [277181.783178] ata1: failed due to HW
> bug, retry pmp=0
> Apr 11 04:23:37 xenserver kernel: [277181.947140] ata1: SATA link up 3.0
> Gbps (SStatus 123 SControl 300)
> Apr 11 04:23:37 xenserver kernel: [277181.947177] ata2: SATA link up 3.0
> Gbps (SStatus 123 SControl 300)
> Apr 11 04:23:54 xenserver kernel: [277198.648158] hdc: dma_timer_expiry:
> dma status == 0x64
> Apr 11 04:24:03 xenserver kernel: [277208.648119] hdc: DMA interrupt
> recovery
> Apr 11 04:24:03 xenserver kernel: [277208.648131] hdc: lost interrupt
> Apr 11 04:24:05 xenserver kernel: [277210.437511] NETDEV WATCHDOG:
> peth0: transmit timed out
> Apr 11 04:24:05 xenserver kernel: [277210.437533] ------------[ cut here
> ]------------
> Apr 11 04:24:05 xenserver kernel: [277210.437541] WARNING: at
> net/sched/sch_generic.c:222 dev_watchdog+0xa6/0x119()
> Apr 11 04:24:05 xenserver kernel: [277210.437553] Modules linked in:
> xt_tcpudp xfs xt_physdev iptable_filter ip_tables x_tables bridge
> netloop ipv6 raid1 md_mod loop snd_hda_intel snd_pcm snd_timer snd
> psmouse soundcore pcspkr serio_raw snd_page_alloc i2c_piix4 i2c_core
> button wmi shpchp pci_hotplug evdev ext3 jbd mbcache dm_mirror dm_log
> dm_snapshot dm_mod ide_cd_mod cdrom ide_disk ide_pci_generic sd_mod
> atiixp ide_core ata_generic ahci ehci_hcd libata scsi_mod dock ohci_hcd
> r8169 thermal processor fan thermal_sys [last unloaded: scsi_wait_scan]
> Apr 11 04:24:05 xenserver kernel: [277210.437736] Pid: 0, comm: swapper
> Not tainted 2.6.26-2-xen-amd64 #1
> Apr 11 04:24:05 xenserver kernel: [277210.437744]
> Apr 11 04:24:05 xenserver kernel: [277210.437745] Call Trace:
> Apr 11 04:24:05 xenserver kernel: [277210.437757] <IRQ>
> [<ffffffff8022c9a2>] warn_on_slowpath+0x51/0x78
> Apr 11 04:24:05 xenserver kernel: [277210.437774] [<ffffffff8022d4f4>]
> printk+0x4e/0x56
> Apr 11 04:24:05 xenserver kernel: [277210.437784] [<ffffffff80235a70>]
> lock_timer_base+0x26/0x4b
> Apr 11 04:24:05 xenserver kernel: [277210.437794] [<ffffffff80235c16>]
> __mod_timer+0xd4/0xe3
> Apr 11 04:24:05 xenserver kernel: [277210.437804] [<ffffffff8023ca2f>]
> queue_delayed_work_on+0xb8/0xc8
> Apr 11 04:24:05 xenserver kernel: [277210.437813] [<ffffffff803d8161>]
> dev_watchdog+0x0/0x119
> Apr 11 04:24:05 xenserver kernel: [277210.437822] [<ffffffff803d8207>]
> dev_watchdog+0xa6/0x119
> Apr 11 04:24:05 xenserver kernel: [277210.437831] [<ffffffff802354df>]
> run_timer_softirq+0x190/0x237
> Apr 11 04:24:05 xenserver kernel: [277210.437842] [<ffffffff80231ad0>]
> __do_softirq+0x77/0x103
> Apr 11 04:24:05 xenserver kernel: [277210.437852] [<ffffffff8020c13c>]
> call_softirq+0x1c/0x28
> Apr 11 04:24:05 xenserver kernel: [277210.437861] [<ffffffff8020e092>]
> do_softirq+0x55/0xbb
> Apr 11 04:24:05 xenserver kernel: [277210.437870] [<ffffffff8020e175>]
> do_IRQ+0x7d/0x9a
> Apr 11 04:24:05 xenserver kernel: [277210.437879] [<ffffffff8037db2c>]
> evtchn_do_upcall+0x13c/0x1fc
> Apr 11 04:24:05 xenserver kernel: [277210.437890] [<ffffffff8020bbde>]
> do_hypervisor_callback+0x1e/0x30
> Apr 11 04:24:05 xenserver kernel: [277210.437898] <EOI>
> [<ffffffff8020e79d>] xen_safe_halt+0x90/0xa6
> Apr 11 04:24:05 xenserver kernel: [277210.437916] [<ffffffff8020a0ce>]
> xen_idle+0x2e/0x66
> Apr 11 04:24:05 xenserver kernel: [277210.437924] [<ffffffff80209d49>]
> cpu_idle+0x97/0xb9
> Apr 11 04:24:05 xenserver kernel: [277210.437936]
> Apr 11 04:24:05 xenserver kernel: [277210.437942] ---[ end trace
> 470e1e7e4a9eb321 ]---
> Apr 11 04:24:06 xenserver kernel: [277210.456294] r8169: peth0: link up
> Apr 11 04:24:07 xenserver kernel: [277211.948161] ata2.00: qc timeout
> (cmd 0xec)
> Apr 11 04:24:07 xenserver kernel: [277211.948182] ata2.00: failed to
> IDENTIFY (I/O error, err_mask=0x4)
> Apr 11 04:24:07 xenserver kernel: [277211.948191] ata2.00: revalidation
> failed (errno=-5)
> Apr 11 04:24:07 xenserver kernel: [277211.948199] ata2: failed to
> recover some devices, retrying in 5 secs
> Apr 11 04:24:07 xenserver kernel: [277211.948211] ata1.00: qc timeout
> (cmd 0xec)
> Apr 11 04:24:07 xenserver kernel: [277211.948225] ata1.00: failed to
> IDENTIFY (I/O error, err_mask=0x4)
> Apr 11 04:24:07 xenserver kernel: [277211.948233] ata1.00: revalidation
> failed (errno=-5)
> Apr 11 04:24:07 xenserver kernel: [277211.948240] ata1: failed to
> recover some devices, retrying in 5 secs
> Apr 11 04:24:12 xenserver kernel: [277216.952165] ata1: hard resetting link
> Apr 11 04:24:12 xenserver kernel: [277216.952189] ata2: hard resetting link
> Apr 11 04:24:12 xenserver kernel: [277217.436134] ata1: softreset failed
> (device not ready)
> Apr 11 04:24:12 xenserver kernel: [277217.436150] ata1: failed due to HW
> bug, retry pmp=0
> Apr 11 04:24:12 xenserver kernel: [277217.436173] ata2: softreset failed
> (device not ready)
> Apr 11 04:24:12 xenserver kernel: [277217.436181] ata2: failed due to HW
> bug, retry pmp=0
> Apr 11 04:24:12 xenserver kernel: [277217.600168] ata2: SATA link up 3.0
> Gbps (SStatus 123 SControl 300)
> Apr 11 04:24:12 xenserver kernel: [277217.600210] ata1: SATA link up 3.0
> Gbps (SStatus 123 SControl 300)
> Apr 11 04:24:17 xenserver kernel: [277222.438507] NETDEV WATCHDOG:
> peth0: transmit timed out
> Apr 11 04:24:18 xenserver kernel: [277222.456219] r8169: peth0: link up
> Apr 11 04:24:24 xenserver kernel: [277228.648149] hdc: dma_timer_expiry:
> dma status == 0x64
> Apr 11 04:24:29 xenserver kernel: [277234.439860] NETDEV WATCHDOG:
> peth0: transmit timed out
> Apr 11 04:24:30 xenserver kernel: [277234.456241] r8169: peth0: link up
> Apr 11 04:24:33 xenserver kernel: [277238.648044] hdc: DMA interrupt
> recovery
> Apr 11 04:24:33 xenserver kernel: [277238.648058] hdc: lost interrupt
> Apr 11 04:24:41 xenserver kernel: [277246.439954] NETDEV WATCHDOG:
> peth0: transmit timed out
> Apr 11 04:24:42 xenserver kernel: [277246.456300] r8169: peth0: link up
> Apr 11 04:24:42 xenserver kernel: [277246.633366] INFO: task
> md0_raid1:2194 blocked for more than 120 seconds.
> Apr 11 04:24:42 xenserver kernel: [277246.633382] "echo 0 >
> /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Apr 11 04:24:42 xenserver kernel: [277246.633394] md0_raid1 D
> ffffffff80449f00 0 2194 2
> Apr 11 04:24:42 xenserver kernel: [277246.633408] ffff8800e0169cc0
> 0000000000000246 0000000000000000 ffff8800e2a2fac0
> Apr 11 04:24:42 xenserver kernel: [277246.633429] ffff8800e2ad2480
> ffffffff804fe460 ffff8800e2ad2700 00000000e02c2528
> Apr 11 04:24:42 xenserver kernel: [277246.633450] 00000000ffffffff
> ffff880093da90c0 000000000000ffff 000000007470593f
> Apr 11 04:24:42 xenserver kernel: [277246.633465] Call Trace:
> Apr 11 04:24:42 xenserver kernel: [277246.634648] [<ffffffff802ff7a6>]
> generic_make_request+0x2fe/0x339
> Apr 11 04:24:42 xenserver kernel: [277246.634664] [<ffffffffa0232413>]
> :md_mod:md_super_wait+0xee/0x107
> Apr 11 04:24:42 xenserver kernel: [277246.634674] [<ffffffff8023f4e5>]
> autoremove_wake_function+0x0/0x2e
> Apr 11 04:24:42 xenserver kernel: [277246.634688] [<ffffffffa02328a3>]
> :md_mod:md_update_sb+0x2a0/0x38f
> Apr 11 04:24:42 xenserver kernel: [277246.634702] [<ffffffffa0237016>]
> :md_mod:md_check_recovery+0x1c9/0x504
> Apr 11 04:24:42 xenserver kernel: [277246.634714] [<ffffffffa0246239>]
> :raid1:raid1d+0x26/0xd73
> Apr 11 04:24:42 xenserver kernel: [277246.634724] [<ffffffff804369b7>]
> error_exit+0x0/0x69
> Apr 11 04:24:42 xenserver kernel: [277246.634734] [<ffffffff804369b7>]
> error_exit+0x0/0x69
> Apr 11 04:24:42 xenserver kernel: [277246.634744] [<ffffffff80434efe>]
> schedule_timeout+0x1e/0xad
> Apr 11 04:24:42 xenserver kernel: [277246.634754] [<ffffffff8030dc91>]
> __next_cpu+0x19/0x26
> Apr 11 04:24:42 xenserver kernel: [277246.634766] [<ffffffffa02357d2>]
> :md_mod:md_thread+0xd7/0xed
> Apr 11 04:24:42 xenserver kernel: [277246.634775] [<ffffffff8023f4e5>]
> autoremove_wake_function+0x0/0x2e
> Apr 11 04:24:42 xenserver kernel: [277246.634788] [<ffffffffa02356fb>]
> :md_mod:md_thread+0x0/0xed
> Apr 11 04:24:42 xenserver kernel: [277246.634796] [<ffffffff8023f3b7>]
> kthread+0x47/0x74
> Apr 11 04:24:42 xenserver kernel: [277246.634805] [<ffffffff8022817c>]
> schedule_tail+0x27/0x5c
> Apr 11 04:24:42 xenserver kernel: [277246.634814] [<ffffffff8020be28>]
> child_rip+0xa/0x12
> Apr 11 04:24:42 xenserver kernel: [277246.634825] [<ffffffff8023f370>]
> kthread+0x0/0x74
> Apr 11 04:24:42 xenserver kernel: [277246.634833] [<ffffffff8020be1e>]
> child_rip+0x0/0x12
> Apr 11 04:24:42 xenserver kernel: [277246.634841]
> Apr 11 04:24:42 xenserver kernel: [277246.634856] INFO: task
> blkback.2.sda6:4518 blocked for more than 120 seconds.
> Apr 11 04:24:42 xenserver kernel: [277246.634867] "echo 0 >
> /proc/sys/kernel/hung_task_timeout_secs" disables this message.
> Apr 11 04:24:42 xenserver kernel: [277246.634878] blkback.2.sda D
> 00000000000000ff 0 4518 2
> Apr 11 04:24:42 xenserver kernel: [277246.634891] ffff880093e999c0
> 0000000000000246 0000000000000001 ffff8800e0169ee0
> Apr 11 04:24:42 xenserver kernel: [277246.634911] ffff8800e2057600
> ffff8800e2ad2480 ffff8800e2057880 0000000000000000
> Apr 11 04:24:42 xenserver kernel: [277246.634932] ffff880093e99980
> ffffffff8023f4ee ffff8800e23d3ec0 ffffffff802213e5
> Apr 11 04:24:42 xenserver kernel: [277246.634947] Call Trace:
> Apr 11 04:24:42 xenserver kernel: [277246.634961] [<ffffffff8023f4ee>]
> autoremove_wake_function+0x9/0x2e
> Apr 11 04:24:42 xenserver kernel: [277246.634970] [<ffffffff802213e5>]
> __wake_up_common+0x41/0x74
> Apr 11 04:24:42 xenserver kernel: [277246.634981] [<ffffffff802d54cc>]
> sysfs_find_dirent+0x1b/0x2f
> Apr 11 04:24:42 xenserver kernel: [277246.634994] [<ffffffffa02364f3>]
> :md_mod:md_write_start+0x160/0x178
> Apr 11 04:24:42 xenserver kernel: [277246.635003] [<ffffffff8023f4e5>]
> autoremove_wake_function+0x0/0x2e
> Apr 11 04:24:42 xenserver kernel: [277246.635016] [<ffffffffa00f43f8>]
> :dm_mod:__split_bio+0x363/0x374
> Apr 11 04:24:42 xenserver kernel: [277246.635026] [<ffffffffa0246faf>]
> :raid1:make_request+0x29/0x5b6
> Apr 11 04:24:42 xenserver kernel: [277246.635036] [<ffffffff803117f7>]
> __up_read+0x13/0x8a
> Apr 11 04:24:42 xenserver kernel: [277246.635046] [<ffffffff802ff7a6>]
> generic_make_request+0x2fe/0x339
> Apr 11 04:24:42 xenserver kernel: [277246.635056] [<ffffffff80266983>]
> mempool_alloc+0x24/0xda
> Apr 11 04:24:42 xenserver kernel: [277246.635067] [<ffffffff80300a80>]
> submit_bio+0xdb/0xe2
> Apr 11 04:24:42 xenserver kernel: [277246.635077] [<ffffffff80386e68>]
> dispatch_rw_block_io+0x5b9/0x65d
> Apr 11 04:24:42 xenserver kernel: [277246.635102] [<ffffffff802ff83b>]
> blk_unplug+0x5a/0x60
> Apr 11 04:24:42 xenserver kernel: [277246.635115] [<ffffffffa00f5b19>]
> :dm_mod:dm_table_unplug_all+0x2a/0x3d
> Apr 11 04:24:42 xenserver kernel: [277246.635125] [<ffffffff8038735b>]
> blkif_schedule+0x3c7/0x4dc
> Apr 11 04:24:42 xenserver kernel: [277246.635137] [<ffffffff80386f94>]
> blkif_schedule+0x0/0x4dc
> Apr 11 04:24:42 xenserver kernel: [277246.635146] [<ffffffff8023f3b7>]
> kthread+0x47/0x74
> Apr 11 04:24:42 xenserver kernel: [277246.635155] [<ffffffff8022817c>]
> schedule_tail+0x27/0x5c
> Apr 11 04:24:42 xenserver kernel: [277246.635163] [<ffffffff8020be28>]
> child_rip+0xa/0x12
> Apr 11 04:24:42 xenserver kernel: [277246.635174] [<ffffffff8023f370>]
> kthread+0x0/0x74
> Apr 11 04:24:42 xenserver kernel: [277246.635183] [<ffffffff8020be1e>]
> child_rip+0x0/0x12
> Apr 11 04:24:42 xenserver kernel: [277246.635191]
> Apr 11 04:24:43 xenserver kernel: [277247.601345] ata1.00: qc timeout
> (cmd 0xec)
> Apr 11 04:24:43 xenserver kernel: [277247.601366] ata1.00: failed to
> IDENTIFY (I/O error, err_mask=0x4)
> Apr 11 04:24:43 xenserver kernel: [277247.601375] ata1.00: revalidation
> failed (errno=-5)
> Apr 11 04:24:43 xenserver kernel: [277247.601383] ata1.00: disabled
> Apr 11 04:24:43 xenserver kernel: [277247.601396] ata2.00: qc timeout
> (cmd 0xec)
> Apr 11 04:24:43 xenserver kernel: [277247.601410] ata2.00: failed to
> IDENTIFY (I/O error, err_mask=0x4)
> Apr 11 04:24:43 xenserver kernel: [277247.601418] ata2.00: revalidation
> failed (errno=-5)
> Apr 11 04:24:43 xenserver kernel: [277247.601425] ata2.00: disabled
> Apr 11 04:24:43 xenserver kernel: [277248.105346] ata2: hard resetting link
> Apr 11 04:24:43 xenserver kernel: [277248.105372] ata1: hard resetting link
> Apr 11 04:24:43 xenserver kernel: [277248.589302] ata1: softreset failed
> (device not ready)
> Apr 11 04:24:43 xenserver kernel: [277248.589319] ata1: failed due to HW
> bug, retry pmp=0
> Apr 11 04:24:43 xenserver kernel: [277248.589341] ata2: softreset failed
> (device not ready)
> Apr 11 04:24:43 xenserver kernel: [277248.589350] ata2: failed due to HW
> bug, retry pmp=0
> Apr 11 04:24:44 xenserver kernel: [277248.753334] ata2: SATA link up 3.0
> Gbps (SStatus 123 SControl 300)
> Apr 11 04:24:44 xenserver kernel: [277248.753366] ata2: EH complete
> Apr 11 04:24:44 xenserver kernel: [277248.753384] sd 1:0:0:0: [sdb]
> Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK,SUGGEST_OK
> Apr 11 04:24:44 xenserver kernel: [277248.753399] end_request: I/O
> error, dev sdb, sector 1953519935
> Apr 11 04:24:44 xenserver kernel: [277248.753410] end_request: I/O
> error, dev sdb, sector 1953519935
> Apr 11 04:24:44 xenserver kernel: [277248.753421] md: super_written gets
> error=-5, uptodate=0
> Apr 11 04:24:44 xenserver kernel: [277248.753431] raid1: Disk failure on
> sdb1, disabling device.
> Apr 11 04:24:44 xenserver kernel: [277248.753432] raid1: Operation
> continuing on 1 devices.
> Apr 11 04:24:44 xenserver kernel: [277248.753466] ata1: SATA link up 3.0
> Gbps (SStatus 123 SControl 300)
> Apr 11 04:24:44 xenserver kernel: [277248.753479] ata1: EH complete
> Apr 11 04:24:44 xenserver kernel: [277248.753490] sd 0:0:0:0: [sda]
> Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK,SUGGEST_OK
> Apr 11 04:24:44 xenserver kernel: [277248.753505] end_request: I/O
> error, dev sda, sector 1953519935
> Apr 11 04:24:44 xenserver kernel: [277248.753515] end_request: I/O
> error, dev sda, sector 1953519935
> Apr 11 04:24:44 xenserver kernel: [277248.753524] md: super_written gets
> error=-5, uptodate=0
> Apr 11 04:24:44 xenserver kernel: [277248.753551] sd 0:0:0:0: [sda]
> Result: hostbyte=DID_BAD_TARGET driverbyte=DRIVER_OK,SUGGEST_OK
> Apr 11 04:24:44 xenserver kernel: [277248.753566] end_request: I/O
> error, dev sda, sector 1953519935
> Apr 11 04:24:44 xenserver kernel: [277248.753576] end_request: I/O
> error, dev sda, sector 1953519935
> Apr 11 04:24:44 xenserver kernel: [277248.753585] md: super_written gets
> error=-5, uptodate=0
> Apr 11 04:24:44 xenserver kernel: [277248.753596] RAID1 conf printout:
> Apr 11 04:24:44 xenserver kernel: [277248.753603] --- wd:1 rd:2
> Apr 11 04:24:44 xenserver kernel: [277248.753610] disk 0, wo:0, o:1,
> dev:sda1
> Apr 11 04:24:44 xenserver kernel: [277248.753618] disk 1, wo:1, o:0,
> dev:sdb1
> Apr 11 04:24:44 xenserver kernel: [277248.765416] RAID1 conf printout:
> Apr 11 04:24:44 xenserver kernel: [277248.765431] --- wd:1 rd:2
>
>
> From lspci -v:
>
> 00:00.0 Host bridge: Advanced Micro Devices [AMD] RS780 Host Bridge
> Subsystem: Advanced Micro Devices [AMD] RS780 Host Bridge
> Flags: bus master, 66MHz, medium devsel, latency 0
> Capabilities: [c4] HyperTransport: Slave or Primary Interface
> Capabilities: [54] HyperTransport: UnitID Clumping
> Capabilities: [40] HyperTransport: Retry Mode
> Capabilities: [9c] HyperTransport: #1a
> Capabilities: [f8] HyperTransport: #1c
>
> 00:01.0 PCI bridge: Advanced Micro Devices [AMD] RS780 PCI to PCI bridge
> (int gfx) (prog-if 00 [Normal decode])
> Flags: bus master, 66MHz, medium devsel, latency 64
> Bus: primary=00, secondary=01, subordinate=01, sec-latency=64
> I/O behind bridge: 0000b000-0000bfff
> Memory behind bridge: fe700000-fe8fffff
> Prefetchable memory behind bridge: 00000000c0000000-00000000cfffffff
> Capabilities: [44] HyperTransport: MSI Mapping Enable+ Fixed+
> Capabilities: [b0] Subsystem: Advanced Micro Devices [AMD] RS780
> PCI to PCI bridge (int gfx)
> Kernel modules: shpchp
>
> 00:04.0 PCI bridge: Advanced Micro Devices [AMD] RS780 PCI to PCI bridge
> (PCIE port 0) (prog-if 00 [Normal decode])
> Flags: bus master, fast devsel, latency 0
> Bus: primary=00, secondary=02, subordinate=02, sec-latency=0
> I/O behind bridge: 0000c000-0000cfff
> Memory behind bridge: fe900000-fe9fffff
> Prefetchable memory behind bridge: 00000000d0000000-00000000d00fffff
> Capabilities: [50] Power Management version 3
> Capabilities: [58] Express Root Port (Slot+), MSI 00
> Capabilities: [a0] Message Signalled Interrupts: Mask- 64bit-
> Queue=0/0 Enable-
> Capabilities: [b0] Subsystem: Advanced Micro Devices [AMD] Device
> 9600
> Capabilities: [b8] HyperTransport: MSI Mapping Enable+ Fixed+
> Capabilities: [100] Vendor Specific Information <?>
> Capabilities: [110] Virtual Channel <?>
> Kernel driver in use: pcieport-driver
> Kernel modules: shpchp
>
> 00:07.0 PCI bridge: Advanced Micro Devices [AMD] RS780 PCI to PCI bridge
> (PCIE port 3) (prog-if 00 [Normal decode])
> Flags: bus master, fast devsel, latency 0
> Bus: primary=00, secondary=03, subordinate=03, sec-latency=0
> I/O behind bridge: 0000d000-0000dfff
> Memory behind bridge: fea00000-feafffff
> Prefetchable memory behind bridge: 00000000dff00000-00000000dfffffff
> Capabilities: [50] Power Management version 3
> Capabilities: [58] Express Root Port (Slot+), MSI 00
> Capabilities: [a0] Message Signalled Interrupts: Mask- 64bit-
> Queue=0/0 Enable-
> Capabilities: [b0] Subsystem: Advanced Micro Devices [AMD] Device
> 9600
> Capabilities: [b8] HyperTransport: MSI Mapping Enable+ Fixed+
> Capabilities: [100] Vendor Specific Information <?>
> Capabilities: [110] Virtual Channel <?>
> Kernel driver in use: pcieport-driver
> Kernel modules: shpchp
>
> 00:11.0 SATA controller: ATI Technologies Inc SB700/SB800 SATA
> Controller [IDE mode] (prog-if 01 [AHCI 1.0])
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 22
> I/O ports at a000 [size=8]
> I/O ports at 9000 [size=4]
> I/O ports at 8000 [size=8]
> I/O ports at 7000 [size=4]
> I/O ports at 6000 [size=16]
> Memory at fe6ff800 (32-bit, non-prefetchable) [size=1K]
> Capabilities: [60] Power Management version 2
> Capabilities: [70] SATA HBA <?>
> Kernel driver in use: ahci
> Kernel modules: ahci
>
> 00:12.0 USB Controller: ATI Technologies Inc SB700/SB800 USB OHCI0
> Controller (prog-if 10 [OHCI])
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 16
> Memory at fe6fe000 (32-bit, non-prefetchable) [size=4K]
> Kernel driver in use: ohci_hcd
> Kernel modules: ohci-hcd
>
> 00:12.1 USB Controller: ATI Technologies Inc SB700 USB OHCI1 Controller
> (prog-if 10 [OHCI])
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 16
> Memory at fe6fd000 (32-bit, non-prefetchable) [size=4K]
> Kernel driver in use: ohci_hcd
> Kernel modules: ohci-hcd
>
> 00:12.2 USB Controller: ATI Technologies Inc SB700/SB800 USB EHCI
> Controller (prog-if 20 [EHCI])
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 17
> Memory at fe6ff000 (32-bit, non-prefetchable) [size=256]
> Capabilities: [c0] Power Management version 2
> Capabilities: [e4] Debug port: BAR=1 offset=00e0
> Kernel driver in use: ehci_hcd
> Kernel modules: ehci-hcd
>
> 00:13.0 USB Controller: ATI Technologies Inc SB700/SB800 USB OHCI0
> Controller (prog-if 10 [OHCI])
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 18
> Memory at fe6fc000 (32-bit, non-prefetchable) [size=4K]
> Kernel driver in use: ohci_hcd
> Kernel modules: ohci-hcd
>
> 00:13.1 USB Controller: ATI Technologies Inc SB700 USB OHCI1 Controller
> (prog-if 10 [OHCI])
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 18
> Memory at fe6fb000 (32-bit, non-prefetchable) [size=4K]
> Kernel driver in use: ohci_hcd
> Kernel modules: ohci-hcd
>
> 00:13.2 USB Controller: ATI Technologies Inc SB700/SB800 USB EHCI
> Controller (prog-if 20 [EHCI])
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 19
> Memory at fe6fa800 (32-bit, non-prefetchable) [size=256]
> Capabilities: [c0] Power Management version 2
> Capabilities: [e4] Debug port: BAR=1 offset=00e0
> Kernel driver in use: ehci_hcd
> Kernel modules: ehci-hcd
>
> 00:14.0 SMBus: ATI Technologies Inc SBx00 SMBus Controller (rev 3a)
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: 66MHz, medium devsel
> Capabilities: [b0] HyperTransport: MSI Mapping Enable- Fixed+
> Kernel driver in use: piix4_smbus
> Kernel modules: i2c-piix4
>
> 00:14.1 IDE interface: ATI Technologies Inc SB700/SB800 IDE Controller
> (prog-if 8a [Master SecP PriP])
> Subsystem: ATI Technologies Inc SB700/SB800 IDE Controller
> Flags: bus master, 66MHz, medium devsel, latency 0, IRQ 16
> I/O ports at 01f0 [size=8]
> I/O ports at 03f4 [size=1]
> I/O ports at 0170 [size=8]
> I/O ports at 0374 [size=1]
> I/O ports at ff00 [size=16]
> Capabilities: [70] Message Signalled Interrupts: Mask- 64bit-
> Queue=0/1 Enable-
> Kernel driver in use: ATIIXP_IDE
> Kernel modules: atiixp, ide-pci-generic, ata_generic
>
> 00:14.2 Audio device: ATI Technologies Inc SBx00 Azalia (Intel HDA)
> Subsystem: Biostar Microtech Int'l Corp Device 8218
> Flags: bus master, slow devsel, latency 64, IRQ 16
> Memory at fe6f4000 (64-bit, non-prefetchable) [size=16K]
> Capabilities: [50] Power Management version 2
> Kernel driver in use: HDA Intel
> Kernel modules: snd-hda-intel
>
> 00:14.3 ISA bridge: ATI Technologies Inc SB700/SB800 LPC host controller
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: bus master, 66MHz, medium devsel, latency 0
>
> 00:14.4 PCI bridge: ATI Technologies Inc SBx00 PCI to PCI Bridge
> (prog-if 01 [Subtractive decode])
> Flags: bus master, 66MHz, medium devsel, latency 64
> Bus: primary=00, secondary=04, subordinate=05, sec-latency=64
> I/O behind bridge: 0000e000-0000efff
> Memory behind bridge: feb00000-febfffff
> Prefetchable memory behind bridge: f0000000-fbffffff
>
> 00:14.5 USB Controller: ATI Technologies Inc SB700/SB800 USB OHCI2
> Controller (prog-if 10 [OHCI])
> Subsystem: Biostar Microtech Int'l Corp Device 3700
> Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 18
> Memory at fe6f9000 (32-bit, non-prefetchable) [size=4K]
> Kernel driver in use: ohci_hcd
> Kernel modules: ohci-hcd
>
> 00:18.0 Host bridge: Advanced Micro Devices [AMD] Family 10h [Opteron,
> Athlon64, Sempron] HyperTransport Configuration
> Flags: fast devsel
> Capabilities: [80] HyperTransport: Host or Secondary Interface
>
> 00:18.1 Host bridge: Advanced Micro Devices [AMD] Family 10h [Opteron,
> Athlon64, Sempron] Address Map
> Flags: fast devsel
>
> 00:18.2 Host bridge: Advanced Micro Devices [AMD] Family 10h [Opteron,
> Athlon64, Sempron] DRAM Controller
> Flags: fast devsel
>
> 00:18.3 Host bridge: Advanced Micro Devices [AMD] Family 10h [Opteron,
> Athlon64, Sempron] Miscellaneous Control
> Flags: fast devsel
> Capabilities: [f0] Secure device <?>
>
> 00:18.4 Host bridge: Advanced Micro Devices [AMD] Family 10h [Opteron,
> Athlon64, Sempron] Link Control
> Flags: fast devsel
>
> 01:05.0 VGA compatible controller: ATI Technologies Inc Radeon HD 3300
> Graphics (prog-if 00 [VGA controller])
> Subsystem: Biostar Microtech Int'l Corp Device 0217
> Flags: bus master, fast devsel, latency 0, IRQ 7
> Memory at c0000000 (32-bit, prefetchable) [size=256M]
> I/O ports at b000 [size=256]
> Memory at fe8f0000 (32-bit, non-prefetchable) [size=64K]
> Memory at fe700000 (32-bit, non-prefetchable) [size=1M]
> Capabilities: [50] Power Management version 3
> Capabilities: [a0] Message Signalled Interrupts: Mask- 64bit+
> Queue=0/0 Enable-
>
> 02:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
> RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 01)
> Subsystem: Realtek Semiconductor Co., Ltd. RTL8111/8168B PCI
> Express Gigabit Ethernet controller
> Flags: bus master, fast devsel, latency 0, IRQ 16
> I/O ports at c800 [size=256]
> Memory at fe9ff000 (64-bit, non-prefetchable) [size=4K]
> [virtual] Expansion ROM at d0000000 [disabled] [size=128K]
> Capabilities: [40] Power Management version 2
> Capabilities: [48] Vital Product Data <?>
> Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+
> Queue=0/1 Enable-
> Capabilities: [60] Express Endpoint, MSI 00
> Capabilities: [84] Vendor Specific Information <?>
> Capabilities: [100] Advanced Error Reporting <?>
> Capabilities: [12c] Virtual Channel <?>
> Capabilities: [148] Device Serial Number 00-e0-4c-68-00-00-00-fd
> Capabilities: [154] Power Budgeting <?>
> Kernel driver in use: pciback
> Kernel modules: r8169
>
> 03:00.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
> RTL8111/8168B PCI Express Gigabit Ethernet controller (rev 03)
> Subsystem: Biostar Microtech Int'l Corp Device 2309
> Flags: bus master, fast devsel, latency 0, IRQ 19
> I/O ports at d800 [size=256]
> Memory at dffff000 (64-bit, prefetchable) [size=4K]
> Memory at dfff8000 (64-bit, prefetchable) [size=16K]
> Expansion ROM at feae0000 [disabled] [size=128K]
> Capabilities: [40] Power Management version 3
> Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+
> Queue=0/0 Enable-
> Capabilities: [70] Express Endpoint, MSI 01
> Capabilities: [ac] MSI-X: Enable- Mask- TabSize=4
> Capabilities: [cc] Vital Product Data <?>
> Capabilities: [100] Advanced Error Reporting <?>
> Capabilities: [140] Virtual Channel <?>
> Capabilities: [160] Device Serial Number 00-e0-4c-68-00-00-02-61
> Kernel driver in use: r8169
> Kernel modules: r8169
>
> 04:05.0 PCI bridge: Pericom Semiconductor Device 8140 (prog-if 00
> [Normal decode])
> Flags: bus master, 66MHz, medium devsel, latency 64
> Bus: primary=04, secondary=05, subordinate=05, sec-latency=64
> Prefetchable memory behind bridge: 00000000f4000000-00000000fbffffff
> Capabilities: [80] Power Management version 2
> Capabilities: [90] CompactPCI hot-swap <?>
> Kernel modules: shpchp
>
> 04:06.0 Multimedia video controller: Internext Compression Inc iTVC16
> (CX23416) MPEG-2 Encoder (rev 01)
> Subsystem: Hauppauge computer works Inc. WinTV PVR 250
> Flags: medium devsel, IRQ 21
> Memory at f0000000 (32-bit, prefetchable) [disabled] [size=64M]
> Capabilities: [44] Power Management version 2
> Kernel driver in use: pciback
> Kernel modules: ivtv
>
> 04:07.0 Ethernet controller: D-Link System Inc DGE-530T Gigabit Ethernet
> Adapter (rev 11) (rev 11)
> Subsystem: D-Link System Inc DGE-530T Gigabit Ethernet Adapter
> (rev 11)
> Flags: bus master, 66MHz, medium devsel, latency 64, IRQ 22
> Memory at febfc000 (32-bit, non-prefetchable) [size=16K]
> I/O ports at e800 [size=256]
> Expansion ROM at feb00000 [disabled] [size=128K]
> Capabilities: [48] Power Management version 2
> Capabilities: [50] Vital Product Data <?>
> Kernel driver in use: pciback
> Kernel modules: skge
>
> 05:08.0 Multimedia video controller: Internext Compression Inc iTVC16
> (CX23416) MPEG-2 Encoder (rev 01)
> Subsystem: Hauppauge computer works Inc. WinTV PVR 500 (1st unit)
> Flags: medium devsel, IRQ 20
> Memory at f8000000 (32-bit, prefetchable) [disabled] [size=64M]
> Capabilities: [44] Power Management version 2
> Kernel driver in use: pciback
> Kernel modules: ivtv
>
> 05:09.0 Multimedia video controller: Internext Compression Inc iTVC16
> (CX23416) MPEG-2 Encoder (rev 01)
> Subsystem: Hauppauge computer works Inc. WinTV PVR 500 (2nd unit)
> Flags: medium devsel, IRQ 21
> Memory at f4000000 (32-bit, prefetchable) [disabled] [size=64M]
> Capabilities: [44] Power Management version 2
> Kernel driver in use: pciback
> Kernel modules: ivtv
>
>
> From /proc/interrupts:
>
> CPU0 CPU1 CPU2 CPU3 1: 58
> 0 0 0 Phys-irq-level i8042
> 8: 0 0 0 0 Phys-irq-level rtc0
> 9: 0 0 0 0 Phys-irq-level acpi
> 12: 4 0 0 0 Phys-irq-level i8042
> 14: 0 0 0 0 Phys-irq-level ide0
> 15: 59700 0 0 0 Phys-irq-level ide1
> 16: 339121 0 0 0 Phys-irq-level
> ohci_hcd:usb1, ohci_hcd:usb2, HDA Intel
> 17: 0 0 0 0 Phys-irq-level
> ehci_hcd:usb5
> 18: 3 0 0 0 Phys-irq-level
> ohci_hcd:usb3, ohci_hcd:usb4, ohci_hcd:usb7
> 19: 174793 0 0 0 Phys-irq-level
> ehci_hcd:usb6, peth0
> 22: 645023 0 0 0 Phys-irq-level ahci
> 256: 450281 0 0 0 Dynamic-irq-level
> timer0
> 257: 4704 0 0 0 Dynamic-irq-level
> resched0
> 258: 43 0 0 0 Dynamic-irq-level
> callfunc0
> 259: 731 0 0 0 Dynamic-irq-level
> spinlock0
> 260: 0 2805 0 0 Dynamic-irq-level
> resched1
> 261: 0 189 0 0 Dynamic-irq-level
> callfunc1
> 262: 0 543 0 0 Dynamic-irq-level
> spinlock1
> 263: 0 58565 0 0 Dynamic-irq-level
> timer1
> 264: 0 0 4449 0 Dynamic-irq-level
> resched2
> 265: 0 0 177 0 Dynamic-irq-level
> callfunc2
> 266: 0 0 570 0 Dynamic-irq-level
> spinlock2
> 267: 0 0 43025 0 Dynamic-irq-level
> timer2
> 268: 0 0 0 3650 Dynamic-irq-level
> resched3
> 269: 0 0 0 176 Dynamic-irq-level
> callfunc3
> 270: 0 0 0 652 Dynamic-irq-level
> spinlock3
> 271: 0 0 0 24529 Dynamic-irq-level
> timer3
> 272: 5815 0 0 0 Dynamic-irq-level
> xenbus
> 273: 0 0 0 0 Dynamic-irq-level
> console
> 274: 0 0 0 0 Dynamic-irq-level
> suspend
> 275: 406 0 0 0 Dynamic-irq-level
> pciback
> 276: 36 0 0 0 Dynamic-irq-level
> blkif-backend
> 277: 162 0 0 0 Dynamic-irq-level
> blkif-backend
> 278: 1939 0 0 0 Dynamic-irq-level
> blkif-backend
> 279: 178850 0 0 0 Dynamic-irq-level
> vif1.0
> 280: 28670 0 0 0 Dynamic-irq-level
> vif1.1
> 281: 4372 0 0 0 Dynamic-irq-level
> blkif-backend
> 282: 1227 0 0 0 Dynamic-irq-level
> blkif-backend
> 283: 8079 0 0 0 Dynamic-irq-level
> blkif-backend
> 284: 177 0 0 0 Dynamic-irq-level
> blkif-backend
> 285: 106 0 0 0 Dynamic-irq-level
> blkif-backend
> 286: 43937 0 0 0 Dynamic-irq-level
> blkif-backend
> 287: 28211 0 0 0 Dynamic-irq-level
> vif2.0
> 288: 2950 0 0 0 Dynamic-irq-level
> blkif-backend
> 289: 5669 0 0 0 Dynamic-irq-level
> blkif-backend
> 290: 83 0 0 0 Dynamic-irq-level
> blkif-backend
> 291: 148 0 0 0 Dynamic-irq-level
> blkif-backend
> 292: 40 0 0 0 Dynamic-irq-level
> blkif-backend
> 293: 98438 0 0 0 Dynamic-irq-level
> blkif-backend
> 294: 64518 0 0 0 Dynamic-irq-level
> vif3.0
> NMI: 0 0 0 0 Non-maskable interrupts
> RES: 4704 2805 4449 3650 Rescheduling interrupts
> CAL: 43 189 177 176 function call interrupts
>
>
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> Xen-users@xxxxxxxxxxxxxxxxxxx
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