ADSM-L

Re: TSM Blocks Device Files in HP-UX after using it...

2006-08-02 08:17:04
Subject: Re: TSM Blocks Device Files in HP-UX after using it...
From: "Bernaldo de Quiros, Iban 1" <iban.bernaldodequiros AT SUN DOT COM>
To: ADSM-L AT VM.MARIST DOT EDU
Date: Wed, 2 Aug 2006 13:16:12 +0100
Hi Robin,

Thanks for the reply !!

This error is not happening in exclusivity with this two device files it also 
happening with other device files...

There are two drives per hba, from a total of eight drives.

I will try to recreate the device files... They are STK 9840B ...
Do you know if these drives have something special at OS Level that must be set 
before or during the creation of the device files... ¿?

Thanks!!


         Iban Bernaldo De Quiros Y Marquez 
Technical Specialist

Sun Microsystems, Inc.
Serrano Galvache, 56
Madrid 28033 ES
Phone +34 91 767 6233
Mobile + 34 659 01 91 12
Email Iban.Bernaldodequiros AT Sun DOT COM

         

-----Mensaje original-----
De: ADSM: Dist Stor Manager [mailto:ADSM-L AT VM.MARIST DOT EDU] En nombre de 
Robin Sharpe
Enviado el: lunes, 31 de julio de 2006 16:34
Para: ADSM-L AT VM.MARIST DOT EDU
Asunto: Re: [ADSM-L] TSM Blocks Device Files in HP-UX after using it...

Hi Bernaldo,

We also run TSM on HP-UX.  I don't recall ever seeing that exact message, but 
my guess is you either have a hardware problem with those two devices (or 
something along the path to those devices... are they on the same FC adapter or 
SCSI bus?),
          -- OR --
HP-UX has renumbered the device files.  I have had that happen, and I'm not 
sure why... To be sure, you should do an 'ioscan -fnC tape'  and compare it to 
the files in /dev/rmt  ('ls -l /dev/rmt').  If the devices have been givien new 
instance numbers, I have found that the easiest, surest fix is to delete the 
drives and paths from TSM and redefine them.  You should also remove any old 
unused special files from /dev/rmt by doing 'rmsf -a /dev/rmt/23m' (for 
example).  That command will remove the definition from the kernel and all of 
the special files that were associated with that device... 23m, 23mn, 23mb, 
23mnb.

HTH
Regards,
Robin Sharpe
Berlex Labs


                                                                       
             "Bernaldo de                                              
             Quiros, Iban 1"                                           
             <iban.bernaldodeq                                          To
             uiros AT SUN DOT COM>            ADSM-L AT VM.MARIST DOT EDU       
     
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             <[email protected]         TSM Blocks Device Files in HP-UX
             .EDU>                     after using it...               
                                                                       
                                                                       
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Hi Everyone !!

Did anyone got this error on TSM ¿? any information or GOTCHA's ¿?

07/28/06   12:54:47      ANR9999D mmsext.c(1360): ThreadId<70> Unable to
obtain
                          model type for '/dev/rmt/25m', rc = 30 Callchain
follows:
                          0000000000d18e6f outDiagf+0x25f <- 0000000000e7005b
                          ExtMountVolume+0xe53 <- 000000000088fbff
                          MmsMountVolume+0x3ff <- 0000000000e0a0c7
PvrGtsOpen+0x9a7
                          <- 0000000000e5fa07 TapiOpen+0x247 <- 000000000083ce1f
                          AgentThread+0x7d7 <- 000000000012edb3
StartThread+0x17b
                          <- 000000000006b47b *UNKNOWN* <-  (SESSION: 506)
07/28/06   15:58:00      ANR9999D mmsext.c(1360): ThreadId<60> Unable to
obtain
                          model type for '/dev/rmt/23m', rc = 30 Callchain
follows:
                          0000000000d18e6f outDiagf+0x25f <- 0000000000e7005b
                          ExtMountVolume+0xe53 <- 000000000088fbff
                          MmsMountVolume+0x3ff <- 0000000000e0a0c7
PvrGtsOpen+0x9a7
                          <- 0000000000e5fa07 TapiOpen+0x247 <- 000000000083ce1f
                          AgentThread+0x7d7 <- 000000000012edb3
StartThread+0x17b
                          <- 000000000006b47b *UNKNOWN* <-  (SESSION: 31)


After appearing this issues on actlog, TSM do not release the device file, so 
device file remains busy. The only solution that I find at the moment is to 
halt the TSM server to release device files.
When I re-start the TSM it could access the device files normally until this 
issue occurs another time...

OS VERSION HP-UX 11.00
TSM 5.2.6.3
Using HP-UX Generic Driver to access tapes (stape).
Working with GRESHAM EDT 7.4.0.5.

Any help will be appreciated.

Thanks in Advance,

Regards,

Ibán Bernaldo de Quirós Márquez
Technical Specialist
cell: + 34 659 01 91 12
Sun Microsystems Iberia

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