Let me see if i understood what you say:

My clientīs version (ibm transarc v3.6 rel 2.48), is very old.
It does not occurs with OpenAFS?
The " if " code that you are adding to your answer is part of IBM
Transarc versionīs or, it appears in Open AFS too?.

Th conclusion could be the insufficient number of inodes?


P.D.Sorry, but i speak spanish and sometimes donīt understand the
whole idea in english.


thanx a lot Derrick.

On Thu, 10 Mar 2005 16:55:05 -0500 (EST), Derrick J Brashear
<[EMAIL PROTECTED]> wrote:
> On Thu, 10 Mar 2005, rogbazan wrote:
> 
> > Hi, we had a client on a SunFire 15K, and it died, a few days ago.
> > Sun Microsystems review the dump generated by the host at the panic
> > time; and this what they told us about the problem:
> 
> It called osi_Panic in afs_GetDCache, but this isn't even OpenAFS,
> perhaps you could put something modern on the machine?
> 
>                      /* If we can't get space for 5 mins we give up and panic 
> */
>                      if (++downDCount > 300)
>                          osi_Panic("getdcache");
> 
> so you had no free disk cache entries, if that version is like openafs
> 
> 
> > Lines in the dump file:
> >
> > Mar 2 20:07:03 2005 panic[cpu482]/thread=3009a3306c0: getdcache <--
> > Panic: it points to "afs" according to the lines below.
> > Mar 2 20:07:03 2005
> > Mar 2 20:07:03 2005 000002a10d587230 afs:osi_Panic+54 (78a1bad8, 0, 0,
> > 2a10d5875d8, 0,
> > 3009a3c7900)
> > Mar 2 20:07:03 2005 %l0-3: 0000000078a1bad8 0000000000000000 
> > 0000000000002710
> > 000000004226711d
> > Mar 2 20:07:03 2005 %l4-7: 00000000040a0000 000003003dc71aa0 
> > 0000000000000000
> > 000002a10d587260
> > Mar 2 20:07:03 2005 000002a10d587300 afs:afs_GetDCache+e44
> > (3003dc71aa0, 40b0000,
> > 2a10d5877c4, 2a10d587
> > 6a0, 2a10d58769c, 2)
> > Mar 2 20:07:03 2005 %l0-3: 000000000000012d 0000000000204421 
> > 000003003dc71c28
> > 0000000000005f74
> > Mar 2 20:07:03 2005 %l4-7: 0000000000000001 000002a7c9a06000 
> > 0000000000000000
> > 0000000000000000
> > Mar 2 20:07:03 2005 000002a10d5875c0 afs:afs_PrefetchChunk+d8
> > (3003dc71aa0, 3007272bc80,
> > 3009a3c7900, 2
> > a10d5877c4, 3003dc71aa0, 2a7c9a04000)
> > Mar 2 20:07:03 2005 %l0-3: 0000000000000003 000003007272bc80 
> > 0000000000010000
> > 00000000040b0000
> > Mar 2 20:07:03 2005 %l4-7: 0000000000000003 000002a7c9a04000 
> > 00000300011e7ef8
> > 0000000000000000
> > Mar 2 20:07:03 2005 000002a10d5876d0 afs:afs_nfsrdwr+1920
> > (3003dc71aa0, 2a10d587a00, 1, 0,
> > 3009a3c7900,
> > 0)
> > Mar 2 20:07:03 2005 %l0-3: 0000000000000000 0000000004090000 
> > 00000000040a0000
> > 0000000000000000
> > Mar 2 20:07:03 2005 %l4-7: 0000000000000000 0000000010423c18 
> > 0000000000000000
> > 0000000000000000
> > Mar 2 20:07:03 2005 000002a10d587860 afs:afs_vmwrite+7c (3003dc71aa0,
> > 2a10d587a00, 0,
> > 3009a3c7900, 300b
> > dea00a0, 300bdea0000)
> > Mar 2 20:07:03 2005 %l0-3: 0000000078476e50 000003006489ba38 
> > 0000000000040000
> > 0000000000000001
> > Mar 2 20:07:03 2005 %l4-7: 000002a109577d20 0000030020b83240 
> > 0000000000010bed
> > 000002a100dbf968
> > Mar 2 20:07:03 2005 000002a10d587940 genunix:write+204 (4080000,
> > 40000, 2002, 30069bcd5b0,
> > 4, 40000)
> > Mar 2 20:07:03 2005 %l0-3: 00000000789f2e70 0000000000040000 
> > 000003003dc71aa0
> > 0000000000000000
> > Mar 2 20:07:03 2005 %l4-7: 0000000000000004 0000000010423790 
> > 00000300654e05c0
> > 0000030067ebcc78
> > Mar 2 20:07:04 2005 000002a10d587a40 genunix:write32+30 (4, ff230000,
> > 40000, 2, 21940,
> > 125d0)
> > Mar 2 20:07:04 2005 000002a10d587a40 genunix:write32+30 (4, ff230000,
> > 40000, 2, 21940,
> > 125d0)
> > Mar 2 20:07:04 2005 %l0-3: 0000000000000004 0000030049c5d520 
> > 0000030066b7a028
> > 0000000000000000
> > Mar 2 20:07:04 2005 %l4-7: 0000000000000001 0000030049c5d520 
> > 0000000000000000
> > 0000000000000000
> > Mar 2 20:07:04 2005
> > Mar 2 20:07:34 2005 syncing file systems... <-- it tries to close the
> > file systemscorrectly.
> > panic[cpu482]/thread=3009a3306c0: panic sync timeout <-- It does not
> > sync, time expired.
> > It generates a second  panic.
> > Mar 2 20:07:34 2005 dumping to /dev/md/dsk/d70, offset 7283474432 <--
> > The dump file of the second panic is saved.
> >
> >
> > After that, a Sun engineer says:
> >
> >
> > "I inform to you that the panic occurred in the "afs" driver. SUN does not
> > support the "afs" driver, so we do not have the source code for it and we 
> > cannot
> > provide the customer with a solution. This customer needs to contact the 
> > company
> > that supports the "afs" driver.
> > That was Transarc initially, but I believe Transarc was taken over by IBM.
> > Best Regards,
> > Paul McKernan, PTS-KERNEL AMER"
> >
> >
> > Does any body knows about a similar problem or a patch that prevents that.
> >
> > The client is a Transarc v.3.6 Rel.2.48.
> > Regards
> > _______________________________________________
> > OpenAFS-info mailing list
> > OpenAFS-info@openafs.org
> > https://lists.openafs.org/mailman/listinfo/openafs-info
> >
> _______________________________________________
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