From: Bokhan Artem <APTEM@ngs.ru>
To: Harri Olin <harri.olin@gmail.com>
Cc: linux-ide@vger.kernel.org, liml@rtr.ca
Subject: Re: sata_mv, io stucks
Date: Thu, 23 Oct 2008 23:32:18 +0700 [thread overview]
Message-ID: <4900A712.4000700@ngs.ru> (raw)
In-Reply-To: <49007C9A.7000103@gmail.com>
The controller is AOC-SAT2-MV8 too.
Harri Olin пишет:
> Artem Bokhan wrote:
>> I try to simulate random reads with "sysbench --test=fileio
>> --num-threads=16 --max-requests=9999999 --max-time=60 --init-rng=on
>> --file-num=16 --file-fsync-freq=0 --file-test-mode=rndrd
>> --file-total-size=30G run"
>>
>> Two marvell controllers, 16 disks, software raid10, IO stucks on
>> different disks, kernel 2.6.26.5.
>> With default ubuntu's 8.04 2.6.24 kernel the problem can not be repeated
>
> I have the same problem with recent kernels with updated sata_mv
> driver. First IO stops for a while and afer EH runs, everything works
> again for a while. Happens on 3 different computers using WD5000ABYS,
> WD5000YS and WD7500AYYS hard disks, RAID5 and 6 configurations using
> Linux MD.
>
> Stalls seem to happen only on controller ports 0-3, ports 4-7 work
> without problems.
>
> Contoller is Supermicro AOC-SAT2-MV8, connected to 133MHz PCI-X slot
> on one computer, 66MHz 64bit PCI slot on the second machine and to
> normal 32bit PCI slot on third computer.
> http://www.supermicro.com/products/accessories/addon/AoC-SAT2-MV8.cfm
>
> At the moment I don't have disks connected to failing ports, but if
> needed, I can test patches.
>
> Oct 10 18:56:17 mizar kernel: ata10.00: exception Emask 0x0 SAct 0x0
> SErr 0x0 action 0x6 frozen
> Oct 10 18:56:17 mizar kernel: ata10.00: cmd
> 35/00:08:3f:52:54/00:00:57:00:00/e0 tag 0 dma 4096 out
> Oct 10 18:56:17 mizar kernel: res
> 40/00:ff:00:00:00/00:00:00:00:00/40 Emask 0x4 (timeout)
> Oct 10 18:56:17 mizar kernel: ata10.00: status: { DRDY }
> Oct 10 18:56:17 mizar kernel: ata10: hard resetting link
> Oct 10 18:56:17 mizar kernel: ata10: SATA link up 1.5 Gbps (SStatus
> 113 SControl 310)
> Oct 10 18:56:17 mizar kernel: ata10.00: max_sectors limited to 256 for
> NCQ
> Oct 10 18:56:17 mizar kernel: ata10.00: max_sectors limited to 256 for
> NCQ
> Oct 10 18:56:17 mizar kernel: ata10.00: configured for UDMA/33
> Oct 10 18:56:17 mizar kernel: ata10: EH complete
> Oct 10 18:56:17 mizar kernel: sd 9:0:0:0: [sdg] 1465149168 512-byte
> hardware sectors (750156 MB)
> Oct 10 18:56:17 mizar kernel: sd 9:0:0:0: [sdg] Write Protect is off
> Oct 10 18:56:17 mizar kernel: sd 9:0:0:0: [sdg] Mode Sense: 00 3a 00 00
> Oct 10 18:56:17 mizar kernel: sd 9:0:0:0: [sdg] Write cache: enabled,
> read cache: enabled, doesn't support DPO or FUA
> Oct 10 19:34:58 mizar kernel: ata10.00: exception Emask 0x0 SAct 0x0
> SErr 0x0 action 0x6 frozen
> Oct 10 19:34:58 mizar kernel: ata10.00: cmd
> 35/00:08:3f:52:54/00:00:57:00:00/e0 tag 0 dma 4096 out
> Oct 10 19:34:58 mizar kernel: res
> 40/00:ff:00:00:00/00:00:00:00:00/40 Emask 0x4 (timeout)
> Oct 10 19:34:58 mizar kernel: ata10.00: status: { DRDY }
> Oct 10 19:34:58 mizar kernel: ata10: hard resetting link
> Oct 10 19:34:58 mizar kernel: ata10: SATA link up 1.5 Gbps (SStatus
> 113 SControl 310)
> Oct 10 19:34:58 mizar kernel: ata10.00: max_sectors limited to 256 for
> NCQ
> Oct 10 19:34:58 mizar kernel: ata10.00: max_sectors limited to 256 for
> NCQ
> Oct 10 19:34:58 mizar kernel: ata10.00: configured for UDMA/33
> Oct 10 19:34:58 mizar kernel: ata10: EH complete
> Oct 10 19:34:58 mizar kernel: sd 9:0:0:0: [sdg] 1465149168 512-byte
> hardware sectors (750156 MB)
> Oct 10 19:34:58 mizar kernel: sd 9:0:0:0: [sdg] Write Protect is off
> Oct 10 19:34:58 mizar kernel: sd 9:0:0:0: [sdg] Mode Sense: 00 3a 00 00
> Oct 10 19:34:58 mizar kernel: sd 9:0:0:0: [sdg] Write cache: enabled,
> read cache: enabled, doesn't support DPO or FUA
>
> Oct 10 19:37:05 mizar kernel: ata10.00: exception Emask 0x0 SAct 0x0
> SErr 0x0 action 0x6 frozen
> Oct 10 19:37:05 mizar kernel: ata10.00: cmd
> 35/00:08:3f:52:54/00:00:57:00:00/e0 tag 0 dma 4096 out
> Oct 10 19:37:05 mizar kernel: res
> 40/00:ff:00:00:00/00:00:00:00:00/40 Emask 0x4 (timeout)
> Oct 10 19:37:05 mizar kernel: ata10.00: status: { DRDY }
> Oct 10 19:37:05 mizar kernel: ata10: hard resetting link
> Oct 10 19:37:06 mizar kernel: ata10: SATA link up 1.5 Gbps (SStatus
> 113 SControl 310)
> Oct 10 19:37:06 mizar kernel: ata10.00: max_sectors limited to 256 for
> NCQ
> Oct 10 19:37:06 mizar kernel: ata10.00: max_sectors limited to 256 for
> NCQ
> Oct 10 19:37:06 mizar kernel: ata10.00: configured for UDMA/33
> Oct 10 19:37:06 mizar kernel: ata10: EH complete
> Oct 10 19:37:06 mizar kernel: sd 9:0:0:0: [sdg] 1465149168 512-byte
> hardware sectors (750156 MB)
> Oct 10 19:37:06 mizar kernel: sd 9:0:0:0: [sdg] Write Protect is off
> Oct 10 19:37:06 mizar kernel: sd 9:0:0:0: [sdg] Mode Sense: 00 3a 00 00
> Oct 10 19:37:06 mizar kernel: sd 9:0:0:0: [sdg] Write cache: enabled,
> read cache: enabled, doesn't support DPO or FUA
>
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: exception Emask 0x0 SAct 0xf
> SErr 0x0 action 0x6 frozen
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: cmd
> 60/40:00:7f:a1:e2/00:00:28:00:00/40 tag 0 ncq 32768 in
> Sep 26 15:47:14 mvsrv02 kernel: res
> 40/00:00:09:4f:c2/00:00:00:00:00/00 Emask 0x4 (timeout)
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: status: { DRDY }
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: cmd
> 60/40:08:3f:a1:e2/00:00:28:00:00/40 tag 1 ncq 32768 in
> Sep 26 15:47:14 mvsrv02 kernel: res
> 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: status: { DRDY }
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: cmd
> 60/40:10:3f:a2:e2/00:00:28:00:00/40 tag 2 ncq 32768 in
> Sep 26 15:47:14 mvsrv02 kernel: res
> 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: status: { DRDY }
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: cmd
> 60/c0:18:7f:a2:e2/00:00:28:00:00/40 tag 3 ncq 98304 in
> Sep 26 15:47:14 mvsrv02 kernel: res
> 40/00:00:00:00:00/00:00:00:00:00/00 Emask 0x4 (timeout)
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: status: { DRDY }
> Sep 26 15:47:14 mvsrv02 kernel: ata5: hard resetting link
> Sep 26 15:47:14 mvsrv02 kernel: ata5: SATA link up 3.0 Gbps (SStatus
> 123 SControl 300)
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: max_sectors limited to 256
> for NCQ
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: max_sectors limited to 256
> for NCQ
> Sep 26 15:47:14 mvsrv02 kernel: ata5.00: configured for UDMA/133
> Sep 26 15:47:14 mvsrv02 kernel: ata5: EH complete
> Sep 26 15:47:14 mvsrv02 kernel: sd 4:0:0:0: [sdb] 976773168 512-byte
> hardware sectors (500108 MB)
> Sep 26 15:47:14 mvsrv02 kernel: sd 4:0:0:0: [sdb] Write Protect is off
> Sep 26 15:47:14 mvsrv02 kernel: sd 4:0:0:0: [sdb] Mode Sense: 00 3a 00 00
> Sep 26 15:47:14 mvsrv02 kernel: sd 4:0:0:0: [sdb] Write cache:
> enabled, read cache: enabled, doesn't support DPO or FUA
>
> 1st comuter: 133MHz PCI-X slot
> 03:01.0 SCSI storage controller: Marvell Technology Group Ltd.
> MV88SX6081 8-port SATA II PCI-X Controller (rev 09)
> Subsystem: Marvell Technology Group Ltd. Unknown device 11ab
> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop-
> ParErr- Stepping- SERR- FastB2B+ DisINTx-
> Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium
> >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
> Latency: 32, Cache Line Size: 32 bytes
> Interrupt: pin A routed to IRQ 48
> Region 0: Memory at d8800000 (64-bit, non-prefetchable) [size=1M]
> Region 2: I/O ports at 3000 [size=256]
> Capabilities: [40] Power Management version 2
> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
> PME(D0-,D1-,D2-,D3hot-,D3cold-)
> Status: D0 PME-Enable- DSel=0 DScale=0 PME-
> Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+
> Queue=0/0 Enable-
> Address: 0000000000000000 Data: 0000
> Capabilities: [60] PCI-X non-bridge device
> Command: DPERE- ERO- RBC=512 OST=4
> Status: Dev=03:01.0 64bit+ 133MHz+ SCD- USC- DC=simple
> DMMRBC=512 DMOST=4 DMCRS=8 RSCEM- 266MHz- 533MHz-
> Kernel driver in use: sata_mv
>
> 2nd: 66MHz 64bit PCI
> 02:01.0 SCSI storage controller: Marvell Technology Group Ltd.
> MV88SX6081 8-port SATA II PCI-X Controller (rev 09)
> Subsystem: Marvell Technology Group Ltd. Unknown device 11ab
> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop-
> ParErr- Stepping- SERR- FastB2B-
> Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium
> >TAbort- <TAbort- <MAbort- >SERR- <PERR-
> Latency: 32, Cache Line Size: 128 bytes
> Interrupt: pin A routed to IRQ 24
> Region 0: Memory at f2800000 (64-bit, non-prefetchable) [size=1M]
> Region 2: I/O ports at c000 [size=256]
> Capabilities: [40] Power Management version 2
> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
> PME(D0-,D1-,D2-,D3hot-,D3cold-)
> Status: D0 PME-Enable- DSel=0 DScale=0 PME-
> Capabilities: [50] Message Signalled Interrupts: Mask- 64bit+
> Queue=0/0 Enable-
> Address: 0000000000000000 Data: 0000
> Capabilities: [60] PCI-X non-bridge device
> Command: DPERE- ERO- RBC=512 OST=4
> Status: Dev=02:01.0 64bit+ 133MHz+ SCD- USC- DC=simple
> DMMRBC=512 DMOST=4 DMCRS=8 RSCEM- 266MHz- 533MHz-
>
> 3rd computer: 32bit 33MHz PCI
> 00:0a.0 SCSI storage controller: Marvell Technology Group Ltd.
> MV88SX6081 8-port SATA II PCI-X Controller (rev 09)
> Subsystem: Marvell Technology Group Ltd. Unknown device 11ab
> Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV+ VGASnoop-
> ParErr- Stepping- SERR+ FastB2B-
> Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium
> >TAbort- <TAbort- <MAbort- >SERR- <PERR-
> Latency: 32, Cache Line Size: 32 bytes
> Interrupt: pin A routed to IRQ 16
> Region 0: Memory at cfe00000 (64-bit, non-prefetchable) [size=1M]
> Region 2: I/O ports at dc00 [size=256]
> Capabilities: [40] Power Management version 2
> Flags: PMEClk- DSI- D1- D2- AuxCurrent=0mA
> PME(D0-,D1-,D2-,D3hot-,D3cold-)
> Status: D0 PME-Enable- DSel=0 DScale=0 PME-
> Capabilities: [50] Message Signalled Interrupts: 64bit+
> Queue=0/0 Enable-
> Address: 0000000000000000 Data: 0000
> Capabilities: [60] PCI-X non-bridge device
> Command: DPERE- ERO- RBC=512 OST=4
> Status: Dev=ff:1f.0 64bit+ 133MHz+ SCD- USC- DC=simple
> DMMRBC=512 DMOST=4 DMCRS=8 RSCEM- 266MHz- 533MHz-
>
>
prev parent reply other threads:[~2008-10-23 16:32 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-10-17 12:25 sata_mv, io stucks Artem Bokhan
2008-10-23 8:53 ` Artem Bokhan
2008-10-23 16:07 ` Mark Lord
2008-11-15 15:18 ` Harri Olin
2008-11-15 21:35 ` Mark Lord
2008-11-15 23:41 ` Harri Olin
2008-11-15 23:44 ` Justin Piszcz
2008-11-15 23:47 ` Harri Olin
2008-11-15 23:52 ` Justin Piszcz
2008-11-16 4:43 ` Mark Lord
2008-11-16 4:59 ` Mark Lord
2008-11-16 9:13 ` Justin Piszcz
2008-11-17 5:22 ` Mark Lord
2008-11-17 14:10 ` Bokhan Artem
2008-11-16 12:35 ` Harri Olin
2008-11-16 17:32 ` Harri Olin
2008-10-23 13:31 ` Harri Olin
2008-10-23 16:32 ` Bokhan Artem [this message]
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