> From: veritas-bu-request AT mailman.eng.auburn DOT edu
> Subject: Veritas-bu Digest, Vol 72, Issue 7
> To: veritas-bu AT mailman.eng.auburn DOT edu
> Date: Tue, 10 Apr 2012 12:00:02 -0500
>
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> Today's Topics:
>
> 1. IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK (8gbps HBA) timeout
> question (Justin Piszcz)
> 2. Re: IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK (8gbps HBA)
> timeout question (Len Boyle)
> 3. Re: IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK (8gbps HBA)
> timeout question (Justin Piszcz)
> 4. Re: IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK (8gbps HBA)
> timeout question (nbuser)
>
>
> ----------------------------------------------------------------------
>
> Message: 1
> Date: Tue, 10 Apr 2012 08:16:00 -0400
> From: "Justin Piszcz" <jpiszcz AT lucidpixels DOT com>
> Subject: [Veritas-bu] IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK (8gbps
> HBA) timeout question
> To: <veritas-bu AT mailman.eng.auburn DOT edu>
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset="us-ascii"
>
> Hi,
>
>
>
> Was curious if anyone had been running into timeouts with IBM LTO-5 drives
> in heavily utilized environments with QLOGIC 2562-CK (8GBPS) HBAs?
>
> Never saw this in smaller environments with MPX <= 3 but now with MPX >= 6
> some drives seem to be timing out and going into a "hung" state.
>
> Was curious if anyone ever ran into this issue before?
>
> Power cycling the drive (reseating it) fixes it and then it's fine again as
> a workaround but not a fix, thoughts?
>
> F/W on the IBM LTO-5 drives is BBN2 (latest from Oracle)
>
> F/W on the HBA's is 3.00 (latest from QLogic)
>
>
>
> When the problem occurs (these errors spew continuously) until the drive is
> reseated (rebooting the robot does not clear out the errors)
>
> st 3:0:0:0: timing out command, waited 7s
>
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e08 2002.
>
> st 3:0:0:0: timing out command, waited 7s
>
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e0a 2002.
>
> st 3:0:0:0: timing out command, waited 7s
>
> qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1820 2002.
>
> qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1821 2002.
>
> st 0:0:0:0: timing out command, waited 900s
>
> st0: Error 6080000 (sugg. bt 0x0, driver bt 0x6, host bt 0x8).
>
> st 0:0:0:0: timing out command, waited 180s
>
> qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1823 2002.
>
> st 0:0:0:0: timing out command, waited 60s
>
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e18 2002.
>
> st 3:0:0:0: timing out command, waited 7s
>
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e1a 2002.
>
> st 3:0:0:0: timing out command, waited 7s
>
>
>
> Justin.
>
> -------------- next part --------------
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>
> ------------------------------
>
> Message: 2
> Date: Tue, 10 Apr 2012 12:19:21 +0000
> From: Len Boyle <Len.Boyle AT sas DOT com>
> Subject: Re: [Veritas-bu] IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK
> (8gbps HBA) timeout question
> To: Justin Piszcz <jpiszcz AT lucidpixels DOT com>,
> "veritas-bu AT mailman.eng.auburn DOT edu"
> <veritas-bu AT mailman.eng.auburn DOT edu>
> Message-ID:
> <CD1B62BC12595B478A5DF26F7944AD0E077FB7 AT mercmbx11r.na.SAS DOT com>
> Content-Type: text/plain; charset="us-ascii"
>
> Justin
>
> What os are you using.
>
> Which tape library?
>
> Which firmware level are you using in the lto-5.
>
> From: veritas-bu-bounces AT mailman.eng.auburn DOT edu [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu] On Behalf Of Justin Piszcz
> Sent: Tuesday, April 10, 2012 8:16 AM
> To: veritas-bu AT mailman.eng.auburn DOT edu
> Subject: [Veritas-bu] IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK (8gbps HBA) timeout question
>
> Hi,
>
> Was curious if anyone had been running into timeouts with IBM LTO-5 drives in heavily utilized environments with QLOGIC 2562-CK (8GBPS) HBAs?
> Never saw this in smaller environments with MPX <= 3 but now with MPX >= 6 some drives seem to be timing out and going into a "hung" state.
> Was curious if anyone ever ran into this issue before?
> Power cycling the drive (reseating it) fixes it and then it's fine again as a workaround but not a fix, thoughts?
> F/W on the IBM LTO-5 drives is BBN2 (latest from Oracle)
> F/W on the HBA's is 3.00 (latest from QLogic)
>
> When the problem occurs (these errors spew continuously) until the drive is reseated (rebooting the robot does not clear out the errors)
> st 3:0:0:0: timing out command, waited 7s
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e08 2002.
> st 3:0:0:0: timing out command, waited 7s
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e0a 2002.
> st 3:0:0:0: timing out command, waited 7s
> qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1820 2002.
> qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1821 2002.
> st 0:0:0:0: timing out command, waited 900s
> st0: Error 6080000 (sugg. bt 0x0, driver bt 0x6, host bt 0x8).
> st 0:0:0:0: timing out command, waited 180s
> qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1823 2002.
> st 0:0:0:0: timing out command, waited 60s
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e18 2002.
> st 3:0:0:0: timing out command, waited 7s
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e1a 2002.
> st 3:0:0:0: timing out command, waited 7s
>
> Justin.
> -------------- next part --------------
> An HTML attachment was scrubbed...
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>
> ------------------------------
>
> Message: 3
> Date: Tue, 10 Apr 2012 08:36:11 -0400
> From: "Justin Piszcz" <jpiszcz AT lucidpixels DOT com>
> Subject: Re: [Veritas-bu] IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK
> (8gbps HBA) timeout question
> To: "'Len Boyle'" <Len.Boyle AT sas DOT com>,
> <veritas-bu AT mailman.eng.auburn DOT edu>
> Message-ID: <[email protected]>
> Content-Type: text/plain; charset="us-ascii"
>
> Hi,
>
>
>
> OS; RHEL 5.3 64-bit
>
> Tape Library (in all cases): SL500 w/FW 1432
>
> LTO-5, I've tried them all that are available from Oracle (4), there is an
> issue with encryption on these drives in our setup, currently on BBN2.
>
> Due to the encryption bug (details below) had to stop using it for now, but
> we're seeing drives timing out as noted below with no encryption.
>
>
>
> I've tried A9Q5, B5BF, B6W2 and now on BBN2 (latest)
>
>
>
> --
>
>
>
> Issue w/ encryption btw incase anyone is curious:
>
> It appears the IBM LTO-5 drive is advertising BOTH 12 and 60 bytes for the
> Maximum AUTH Key-associated data?
> But the IBM LTO-4 drive only advertises 12 bytes?
>
> $ grep 'Max AUTH Key-associtated data' lto4
> Max AUTH Key-associtated data 12 (bytes)
> $ grep 'Max AUTH Key-associtated data' lto5
> Max AUTH Key-associtated data 12 (bytes)
> Max AUTH Key-associtated data 60 (bytes)
>
>
>
> You can get the output via:
>
> /usr/openv/volmgr/bin/scsi_command -d /dev/nst0 -spi
>
>
>
> >From Oracle:
>
> The IBM LTO5 scsi reference manual does show that Maximum Authenticated
> Key-Associated Data (A-KAD) Bytes
> (000Ch) = 12 bytes
>
>
>
> Justin.
>
>
>
> From: Len Boyle [mailto:Len.Boyle AT sas DOT com]
> Sent: Tuesday, April 10, 2012 8:19 AM
> To: Justin Piszcz; veritas-bu AT mailman.eng.auburn DOT edu
> Subject: RE: [Veritas-bu] IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK (8gbps
> HBA) timeout question
>
>
>
> Justin
>
>
>
> What os are you using.
>
>
>
> Which tape library?
>
>
>
> Which firmware level are you using in the lto-5.
>
>
>
> From: veritas-bu-bounces AT mailman.eng.auburn DOT edu
> [mailto:veritas-bu-bounces AT mailman.eng.auburn DOT edu] On Behalf Of Justin
> Piszcz
> Sent: Tuesday, April 10, 2012 8:16 AM
> To: veritas-bu AT mailman.eng.auburn DOT edu
> Subject: [Veritas-bu] IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK (8gbps HBA)
> timeout question
>
>
>
> Hi,
>
>
>
> Was curious if anyone had been running into timeouts with IBM LTO-5 drives
> in heavily utilized environments with QLOGIC 2562-CK (8GBPS) HBAs?
>
> Never saw this in smaller environments with MPX <= 3 but now with MPX >= 6
> some drives seem to be timing out and going into a "hung" state.
>
> Was curious if anyone ever ran into this issue before?
>
> Power cycling the drive (reseating it) fixes it and then it's fine again as
> a workaround but not a fix, thoughts?
>
> F/W on the IBM LTO-5 drives is BBN2 (latest from Oracle)
>
> F/W on the HBA's is 3.00 (latest from QLogic)
>
>
>
> When the problem occurs (these errors spew continuously) until the drive is
> reseated (rebooting the robot does not clear out the errors)
>
> st 3:0:0:0: timing out command, waited 7s
>
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e08 2002.
>
> st 3:0:0:0: timing out command, waited 7s
>
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e0a 2002.
>
> st 3:0:0:0: timing out command, waited 7s
>
> qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1820 2002.
>
> qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1821 2002.
>
> st 0:0:0:0: timing out command, waited 900s
>
> st0: Error 6080000 (sugg. bt 0x0, driver bt 0x6, host bt 0x8).
>
> st 0:0:0:0: timing out command, waited 180s
>
> qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1823 2002.
>
> st 0:0:0:0: timing out command, waited 60s
>
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e18 2002.
>
> st 3:0:0:0: timing out command, waited 7s
>
> qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e1a 2002.
>
> st 3:0:0:0: timing out command, waited 7s
>
>
>
> Justin.
>
> -------------- next part --------------
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>
> ------------------------------
>
> Message: 4
> Date: Tue, 10 Apr 2012 08:42:47 -0700
> From: nbuser <nbuser AT live DOT com>
> Subject: Re: [Veritas-bu] IBM LTO-5 (8.0gbps FC) / QLogic 2562-CK
> (8gbps HBA) timeout question
> To: Justin Piszcz <jpiszcz AT lucidpixels DOT com>
> Cc: veritas-bu AT mailman.eng.auburn DOT edu
> Message-ID: <BLU0-SMTP1310CE9FB7E7FEA01FB3127BE340 AT phx DOT gbl>
> Content-Type: text/plain; charset="windows-1252"
>
> We also face this issue where we have to reseat the drive's fibre cable and
> power recycle the drive. In our environment we have HP LTO-5 in Quantum
> i6000 series tape library. Problem is sometimes drives go down and we have
> to do the above mentioned steps to bring them UP. We also have encryption
> enabled on them.
>
> On Tue, Apr 10, 2012 at 5:16 AM, Justin Piszcz <jpiszcz AT lucidpixels DOT com>wrote:
>
> > Hi,****
> >
> > ** **
> >
> > Was curious if anyone had been running into timeouts with IBM LTO-5 drives
> > in heavily utilized environments with QLOGIC 2562-CK (8GBPS) HBAs?****
> >
> > Never saw this in smaller environments with MPX <= 3 but now with MPX >= 6
> > some drives seem to be timing out and going into a ?hung? state.****
> >
> > Was curious if anyone ever ran into this issue before? ****
> >
> > Power cycling the drive (reseating it) fixes it and then it?s fine again
> > as a workaround but not a fix, thoughts?****
> >
> > F/W on the IBM LTO-5 drives is BBN2 (latest from Oracle)****
> >
> > F/W on the HBA?s is 3.00 (latest from QLogic)****
> >
> > ** **
> >
> > When the problem occurs (these errors spew continuously) until the drive
> > is reseated (rebooting the robot does not clear out the errors)****
> >
> > st 3:0:0:0: timing out command, waited 7s****
> >
> > qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e08 2002.****
> >
> > st 3:0:0:0: timing out command, waited 7s****
> >
> > qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e0a 2002.****
> >
> > st 3:0:0:0: timing out command, waited 7s****
> >
> > qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1820 2002.***
> > *
> >
> > qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1821 2002.***
> > *
> >
> > st 0:0:0:0: timing out command, waited 900s****
> >
> > st0: Error 6080000 (sugg. bt 0x0, driver bt 0x6, host bt 0x8).****
> >
> > st 0:0:0:0: timing out command, waited 180s****
> >
> > qla2xxx 0000:0d:00.0: scsi(0:0:0): Abort command issued -- 1 1823 2002.***
> > *
> >
> > st 0:0:0:0: timing out command, waited 60s****
> >
> > qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e18 2002.****
> >
> > st 3:0:0:0: timing out command, waited 7s****
> >
> > qla2xxx 0000:0a:00.1: scsi(3:0:0): Abort command issued -- 1 e1a 2002.****
> >
> > st 3:0:0:0: timing out command, waited 7s****
> >
> > ** **
> >
> > Justin.****
> >
> > _______________________________________________
> > Veritas-bu maillist - Veritas-bu AT mailman.eng.auburn DOT edu
> > http://mailman.eng.auburn.edu/mailman/listinfo/veritas-bu
> >
> >
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> End of Veritas-bu Digest, Vol 72, Issue 7
> *****************************************