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Date:      Thu, 12 Apr 2012 13:16:38 -0700
From:      John Hickey <jjh@deterlab.net>
To:        "Desai, Kashyap" <Kashyap.Desai@lsi.com>
Cc:        "freebsd-scsi@freebsd.org" <freebsd-scsi@freebsd.org>, "Mankani, Krishnaraddi" <Krishnaraddi.Mankani@lsi.com>, "Kenneth D. Merry" <ken@freebsd.org>, "Reddy, Sreekanth" <Sreekanth.Reddy@lsi.com>
Subject:   Re: Write Timeouts with MPS
Message-ID:  <54373403-939F-4FC5-9A2E-40B2304EB518@deterlab.net>
In-Reply-To: <B2FD678A64EAAD45B089B123FDFC3ED72B96EF94F7@inbmail01.lsi.com>
References:  <20120410015210.GI9589@deterlab.net> <4F848B93.10402@brockmann-consult.de> <A82E913C-05F6-4770-A8BF-1193780ACE76@deterlab.net> <4F85180D.5060104@brockmann-consult.de> <20120411073532.GC13315@deterlab.net> <B2FD678A64EAAD45B089B123FDFC3ED72B96EF94F7@inbmail01.lsi.com>

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I have a firmware update in hand for the drives.  I am going to update =
my drives and see if I can still reproduce this.

John

On Apr 12, 2012, at 5:26 AM, Desai, Kashyap wrote:

> We never see this issue on our test machines.
> Adding Sreekanth and he will plan to reproduce this issue locally to =
have further analysis on issue.
>=20
> Please help Sreekanth to reproduce it locally.
>=20
>=20
> ~ Kashyap
>=20
>> -----Original Message-----
>> From: owner-freebsd-scsi@freebsd.org [mailto:owner-freebsd-
>> scsi@freebsd.org] On Behalf Of John Hickey
>> Sent: Wednesday, April 11, 2012 1:06 PM
>> To: freebsd-scsi@freebsd.org
>> Subject: Re: Write Timeouts with MPS
>>=20
>> I pretty much did this and filed a ticket with Seagate this =
afternoon.
>> They told me the latest firmware is 0006 (I am at 0001) and wanted
>> the serial numbers of the other drives in the array (probably to
>> confirm firmware compatibility).  I suspect I'll have the update in
>> hand tomorrow and see how that works.  Running FreeBSD didn't seem to
>> be an issue to them aside from concern about reading the serial =
numbers
>> without seatools.  Only issue with that was that I initially gave =
them
>> the whole inquiry serial string, but only the first 8 (X) characters =
of
>> inquiry are the serial number:
>>=20
>>    $ sudo camcontrol inquiry da3
>>    pass3: <SEAGATE ST2000NM0001 0001> Fixed Direct Access SCSI-6 =
device
>>    pass3: Serial Number XXXXXXXX0000YYYYYYYY
>>    pass3: 600.000MB/s transfers, Command Queueing Enabled
>>=20
>> John
>>=20
>> On Wed, Apr 11, 2012 at 07:35:09AM +0200, Peter Maloney wrote:
>>> Well, when I emailed some Seagate people, they just told me to use
>>> supported ones. So I suggest you email them about it, telling them =
it
>> is
>>> on the compatibility list, and asking for an explanation and fix =
(eg.
>>> firmware bug fix). You could also say it is fairly common on seagate
>>> (and Samsung) disks, and very uncommon with other brands.
>>>=20
>>> Peter
>>>=20
>>> On 11.04.2012 00:26, John Hickey wrote:
>>>> I have 19 drives in my array, so changing them isn't that easy. ;-)
>> They are Seagate Constellation ES 2TB SAS drives (SEAGATE =
ST2000NM0001
>> 0001) and according to LSI documents my whole setup should be =
supported.
>> The drives at least aren't being marked as failed.  I believe a =
change
>> was made a while back to make FreeBSD less sensitive to these sorts =
of
>> timeouts.  I have had a panic or two on the system, but haven't =
tracked
>> down the exact cause yet.
>>>>=20
>>>> John
>>>>=20
>>>> On Apr 10, 2012, at 12:35 PM, Peter Maloney wrote:
>>>>=20
>>>>> I found this only happens with specific disks / disk firmware...
>> but
>>>>> nobody seems to listen to me about it. They all seem to blame the
>>>>> driver. (I blame both, but changing disks is a simple fix.)
>>>>>=20
>>>>> And looking around, most reports are with various Seagates
>> (including
>>>>> one that can cause this type of error with smartctl -a with a SAS
>>>>> Seagate, but cannot reproduce with the binary LSI driver) or
>> Samsung
>>>>> Spinpoints. The only other disk I know of that does this is a
>> Crucial
>>>>> SSD with old firmware. One guy said he can do a camcontrol rescan
>> to get
>>>>> it back; I tried that and get either panics, hangs, or nothing.
>>>>>=20
>>>>> What HBA are you using? With my LSI 9211-8i HBAs, the new 3TB
>> Seagate
>>>>> greens don't seem to have this problem. I have no idea if =
different
>>>>> disks behave differently with different controllers. I asked
>> Seagate
>>>>> about it and they reply with marketing nonsense about buying
>> enterprise
>>>>> disks instead, and say I should buy disks that are on the specific
>>>>> compatibility list for the HBA.
>>>>>=20
>>>>> I found that with the few disks that I have that fail randomly =
(and
>>>>> others), I can reproduce the issue (not exact same symptoms =
though)
>> by
>>>>> hot pulling the disk while writing something, putting it back, =
wait
>> a
>>>>> few seconds (<10; less than enough for the SCSI controller to
>> rescan)
>>>>> pull and replace again. The old 2TB seagate greens fail this test,
>> but
>>>>> the 3TB ones pass. All 2 and 3 TB Hitachis I tried pass this test,
>> as
>>>>> well as 3TB WD greens. (all enterprise disks I tried pass this =
test
>>>>> except the Toshiba 2TB ones I tried)
>>>>>=20
>>>>> If I put a "failed" disk back in, it does not work. If I put it in
>> a
>>>>> different slot, same. But if I put any other disk in, it works
>> fine. So
>>>>> it is the disk, but it is also FreeBSD not being able to
>> reset/rescan
>>>>> it. But it is simple enough to blame both, and since you can't get
>> rid
>>>>> of the driver, get different disks (eg. swap them with some
>> different
>>>>> same sized ones in a different machine).
>>>>>=20
>>>>> Here is my forum thread about it, including disk product ids for
>> ones I
>>>>> tested, and a huge list of things that don't fix it.
>>>>> http://forums.freebsd.org/showthread.php?t=3D28252
>>>>>=20
>>>>> Peter
>>>>>=20
>>>>>=20
>>>>> On 10.04.2012 03:52, John Hickey wrote:
>>>>>> I've seen people having this problem before, but I don't think
>> anyone
>>>>>> has figured it out.  I am running:
>>>>>>=20
>>>>>> FreeBSD zfs 10.0-CURRENT FreeBSD 10.0-CURRENT #5: Sat Apr  7
>> 18:05:57 PDT 2012     root@zfs:/usr/obj/usr/src/sys/GENERIC  amd64
>>>>>>=20
>>>>>> I have the latest LSI IT firmware 13 loaded:
>>>>>>=20
>>>>>> mps1: <LSI SAS2008> port 0xc000-0xc0ff mem 0xfe93c000-
>> 0xfe93ffff,0xfe940000-0xfe97ffff irq 16 at device 0.0 on pci5
>>>>>> mps1: Firmware: 13.00.01.00, Driver: 13.00.00.00-fbsd
>>>>>> mps1: IOCCapabilities:
>> =
1285c<ScsiTaskFull,DiagTrace,SnapBuf,EEDP,TransRetry,EventReplay,HostDis
>> c>
>>>>>>=20
>>>>>> All disks are on a SuperMicro SAS II backplane:
>>>>>>=20
>>>>>> root@zfs:/usr/ports/sysutils/dmidecode# camcontrol devlist
>>>>>> <SEAGATE ST3300657SS 0008>         at scbus0 target 0 lun 0
>> (da0,pass0)
>>>>>> <SEAGATE ST3300657SS 0008>         at scbus0 target 1 lun 0
>> (da1,pass1)
>>>>>> <SEAGATE ST2000NM0001 0001>        at scbus1 target 8 lun 0
>> (da2,pass2)
>>>>>> .... x16 more of the same
>>>>>> <SEAGATE ST2000NM0001 0001>        at scbus1 target 46 lun 0
>> (da20,pass20)
>>>>>> <LSI CORP SAS2X36 0717>            at scbus1 target 47 lun 0
>> (ses0,pass21)
>>>>>>=20
>>>>>> Essentially when putting the ZFS filesystem under load, I am
>> getting
>>>>>> these sorts of errors:
>>>>>>=20
>>>>>> (da13:mps1:0:21:0): WRITE(10). CDB: 2a 0 19 29 32 f2 0 1 0 0
>> length 131072 SMID 213 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da7:mps1:0:13:0): WRITE(10). CDB: 2a 0 19 3d fa ae 0 1 0 0 =
length
>> 131072 SMID 386 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da11:mps1:0:18:0): WRITE(10). CDB: 2a 0 18 a 24 ee 0 1 0 0 =
length
>> 131072 SMID 542 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da14:mps1:0:22:0): WRITE(10). CDB: 2a 0 19 2a c6 b1 0 1 0 0
>> length 131072 SMID 214 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da16:mps1:0:25:0): WRITE(10). CDB: 2a 0 19 2b 83 aa 0 1 0 0
>> length 131072 SMID 879 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da7:mps1:0:13:0): WRITE(10). CDB: 2a 0 19 40 d f9 0 1 0 0 length
>> 131072 SMID 474 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da9:mps1:0:15:0): WRITE(10). CDB: 2a 0 18 c 3 31 0 1 0 0 length
>> 131072 SMID 578 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da4:mps1:0:10:0): WRITE(10). CDB: 2a 0 19 41 6f ff 0 1 0 0 =
length
>> 131072 SMID 703 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da12:mps1:0:19:0): WRITE(10). CDB: 2a 0 18 c e5 2e 0 1 0 0 =
length
>> 131072 SMID 684 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da3:mps1:0:9:0): WRITE(10). CDB: 2a 0 19 41 b1 4b 0 1 0 0 length
>> 131072 SMID 212 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da9:mps1:0:15:0): WRITE(10). CDB: 2a 0 18 d 1e 5c 0 1 0 0 length
>> 131072 SMID 63 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da11:mps1:0:18:0): WRITE(10). CDB: 2a 0 18 d 56 1c 0 1 0 0 =
length
>> 131072 SMID 412 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da4:mps1:0:10:0): WRITE(10). CDB: 2a 0 19 42 2c f1 0 1 0 0 =
length
>> 131072 SMID 1019 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da11:mps1:0:18:0): WRITE(10). CDB: 2a 0 18 d 6d 22 0 1 0 0 =
length
>> 131072 SMID 175 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da7:mps1:0:13:0): WRITE(10). CDB: 2a 0 19 42 62 bc 0 1 0 0 =
length
>> 131072 SMID 458 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da10:mps1:0:16:0): WRITE(10). CDB: 2a 0 18 f 4b d2 0 1 0 0 =
length
>> 131072 SMID 986 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da3:mps1:0:9:0): WRITE(10). CDB: 2a 0 19 43 f4 50 0 1 0 0 length
>> 131072 SMID 809 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da2:mps1:0:8:0): WRITE(10). CDB: 2a 0 19 45 4 18 0 1 0 0 length
>> 131072 SMID 998 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da13:mps1:0:21:0): WRITE(10). CDB: 2a 0 19 30 e4 73 0 1 0 0
>> length 131072 SMID 489 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da12:mps1:0:19:0): WRITE(10). CDB: 2a 0 18 10 8d 19 0 1 0 0
>> length 131072 SMID 275 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da14:mps1:0:22:0): WRITE(10). CDB: 2a 0 19 32 e7 0 0 1 0 0 =
length
>> 131072 SMID 666 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> (da8:mps1:0:14:0): WRITE(10). CDB: 2a 0 18 13 2b 68 0 1 0 0 =
length
>> 131072 SMID 463 terminated ioc 804b scsi 0 state c xfer 0
>>>>>> _______________________________________________
>>>>>> freebsd-scsi@freebsd.org mailing list
>>>>>> http://lists.freebsd.org/mailman/listinfo/freebsd-scsi
>>>>>> To unsubscribe, send any mail to "freebsd-scsi-
>> unsubscribe@freebsd.org"
>>>>> _______________________________________________
>>>>> freebsd-scsi@freebsd.org mailing list
>>>>> http://lists.freebsd.org/mailman/listinfo/freebsd-scsi
>>>>> To unsubscribe, send any mail to "freebsd-scsi-
>> unsubscribe@freebsd.org"
>>>>>=20
>>>> _______________________________________________
>>>> freebsd-scsi@freebsd.org mailing list
>>>> http://lists.freebsd.org/mailman/listinfo/freebsd-scsi
>>>> To unsubscribe, send any mail to "freebsd-scsi-
>> unsubscribe@freebsd.org"
>>>=20
>>> _______________________________________________
>>> freebsd-scsi@freebsd.org mailing list
>>> http://lists.freebsd.org/mailman/listinfo/freebsd-scsi
>>> To unsubscribe, send any mail to "freebsd-scsi-
>> unsubscribe@freebsd.org"
>>>=20
>> _______________________________________________
>> freebsd-scsi@freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-scsi
>> To unsubscribe, send any mail to =
"freebsd-scsi-unsubscribe@freebsd.org"
>=20




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