[PVFS-developers] another 1.6.3pre1 bug

[Rob Ross]

Hi Don,

I think that the previous patches have covered this one.  If this is still 
an issue, please let us know.

Thanks,

Rob

On Fri, 30 Apr 2004, Porter Don wrote:

> I tracked this one down a bit further.  It only happens when one uses
> kpvfsd.  The user-space daemon seems to work fine.  The only changes that
> have happened were the mtime patch, which was only applied to the pvfsd
> code, not the kpvfsd code.  Thus, the kpvfsd is no longer speaking the same
> protocol as the other pieces.
> 
> This is not the first time we have had this problem with the two code bases.
> If we weren't trying to move away from pvfs1, it would almost be worth the
> trouble to consolidate some of that code with some judicious #define's.  
> 
> In the meantime, we all need to keep an eye out for this when making
> changes.
> 
> Hopefully I can figure out what else has changed and get a patch out on the
> list.
> 
> Thanks,
> don
> 
> -----Original Message-----
> From: Porter  Don
> To: 'pvfs-developers at www.beowulf-underground.org'
> Sent: 4/30/04 12:21 PM
> Subject: [PVFS-developers] another 1.6.3pre1 bug
> 
> It seems that the 1.6.3pre1 has started getting incorrect ENOSPC's in
> the
> kernel module.
> 
> [root at jawa063 floppy]# ls -l
> total 83968006
> -rw-r--r--    1 root     root          156 Apr 30 12:17 a
> drwxr-xr-x    1 dmethe   dmethe       4096 Apr 30 10:06 foo/
> -rw-r--r--    1 root     root           78 Apr 30 11:40 i
> -rw-r--r--    1 doport   doport        468 Apr 30 12:16 interactive
> -rwxrwxr-x    1 doport   doport   42991616000 Apr 23 10:32 testfile*
> -rw-r--r--    1 doport   doport   42991616000 Apr 27 14:58 testout
> [root at jawa063 floppy]# cat i >> a
> cat: write error: No space left on device
> [root at jawa063 floppy]# ls -l
> total 83968006
> -rw-r--r--    1 root     root          234 Apr 30 12:17 a
> drwxr-xr-x    1 dmethe   dmethe       4096 Apr 30 10:06 foo/
> -rw-r--r--    1 root     root           78 Apr 30 11:40 i
> -rw-r--r--    1 doport   doport        468 Apr 30 12:16 interactive
> -rwxrwxr-x    1 doport   doport   42991616000 Apr 23 10:32 testfile*
> -rw-r--r--    1 doport   doport   42991616000 Apr 27 14:58 testout
> 
> =================================
> 
> The cat seems to work, so perhaps the bug is in close...  I can't
> replicate
> the bug in 1.6.2 or my patched version of 1.6.0.  My guess is that I
> screwed
> something up in dropping fsize, but I am still looking.  Any
> thoughts/suggestions are welcome.
> 
> Thanks,
> don
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