One of the servers (on bio-ppc-head-1) was rebooted fairly recently, while
the others were not.

--bob

On Mon, 25 Sep 2006, Sam Lang wrote:

>
> Hi Bob,
>
> I think I found the bug and have a fix for this, but I just want to
> make sure.  Do you remember the last time you restarted the pvfs2
> servers?  I think this error is caused at server startup on ppc64
> after at least 512 files are created.  If your servers were re-
> started recently (with a populated file system), then I know what's
> wrong.  Otherwise, if they were started once when the file system was
> created and have been running ever since, I've just found a bug
> elsewhere in our code, and I'll need to keep looking for yours.  Let
> me know.
>
> Thanks,
>
> -sam
>
> On Sep 25, 2006, at 1:51 PM, Robert Olson wrote:
>
> > This was built new for 1.5.1, and I've been using it on and off for
> > a few weeks.
> >
> > --bob
> >
> > On Sep 25, 2006, at 1:37 PM, Sam Lang wrote:
> >
> >>
> >> Hi Bob,
> >>
> >> Is this from a new storage space, or had things been working and
> >> then you started getting the permission denied errors?  If its a
> >> storage space that's been around for a while, did you migrate from
> >> 1.3.x or 1.4.0?
> >>
> >> Based on the logfiles you sent, it doesn't look like a kernel
> >> module problem.  We haven't seen those specific problems with
> >> 1.5.1, but we didn't do much testing of the 1.5.1 release on 64
> >> bit platforms (esp. ppc).  Would it be possible to get access to
> >> that system so that I can do some debugging?
> >>
> >> Thanks,
> >>
> >> -sam
> >>
> >> On Sep 25, 2006, at 12:34 PM, Robert Olson wrote:
> >>
> >>> This is weird. I appear to getting permission denied on every
> >>> other file to be copied from a local filesystem to the PVFS2
> >>> filesystem. This ring a bell with anyone?
> >>>
> >>> Thanks,
> >>> --bob
> >>>
> >>> [EMAIL PROTECTED]:/scratch$ cp -r simtab.0917 /disks/pvfs2/olson
> >>> cp: cannot create regular file `/disks/pvfs2/olson/simtab.0917/
> >>> sims.10': Permission denied
> >>> cp: cannot create regular file `/disks/pvfs2/olson/simtab.0917/
> >>> sims.101': Permission denied
> >>> cp: cannot create regular file `/disks/pvfs2/olson/simtab.0917/
> >>> sims.103': Permission denied
> >>> cp: cannot create regular file `/disks/pvfs2/olson/simtab.0917/
> >>> sims.105': Permission denied
> >>>
> >>>
> >>> [EMAIL PROTECTED]:/scratch$ ls -l /disks/pvfs2/olson/simtab.0917/
> >>> total 88044
> >>> -rw-r--r--  1 olson seed-users 37994316 Sep 25 17:26 sims.1
> >>> -rw-r--r--  1 olson seed-users    30049 Sep 25 17:26 sims.100
> >>> -rw-r--r--  1 olson seed-users     7226 Sep 25 17:26 sims.102
> >>> -rw-r--r--  1 olson seed-users  1915643 Sep 25 17:26 sims.104
> >>> -rw-r--r--  1 olson seed-users 50200576 Sep 25 17:26 sims.106
> >>>
> >>> [EMAIL PROTECTED]:/scratch$ for i in simtab.0917/*; do echo $i; /
> >>> vol/pvfs2/bin/pvfs2-cp -t $i /disks/pvfs2/olson/$i; done
> >>> simtab.0917/sims.1
> >>> Wrote 37994316 bytes in 0.437222 seconds. 82.873696 MB/seconds
> >>> simtab.0917/sims.10
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.10
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.10
> >>> simtab.0917/sims.100
> >>> Wrote 30049 bytes in 0.001754 seconds. 16.339859 MB/seconds
> >>> simtab.0917/sims.101
> >>> Wrote 18867 bytes in 0.035888 seconds. 0.501365 MB/seconds
> >>> simtab.0917/sims.102
> >>> Wrote 7226 bytes in 0.001195 seconds. 5.766959 MB/seconds
> >>> simtab.0917/sims.103
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.103
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.103
> >>> simtab.0917/sims.104
> >>> Wrote 1915643 bytes in 0.022985 seconds. 79.482314 MB/seconds
> >>> simtab.0917/sims.105
> >>> Wrote 113037406 bytes in 3.774026 seconds. 28.563891 MB/seconds
> >>> simtab.0917/sims.106
> >>> Wrote 177660236 bytes in 5.191931 seconds. 32.633331 MB/seconds
> >>> simtab.0917/sims.107
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.107
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.107
> >>> simtab.0917/sims.108
> >>> Wrote 152382253 bytes in 5.079284 seconds. 28.610931 MB/seconds
> >>> simtab.0917/sims.109
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.109
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.109
> >>> simtab.0917/sims.11
> >>> Wrote 55995114 bytes in 1.893243 seconds. 28.206152 MB/seconds
> >>> simtab.0917/sims.110
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.110
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.110
> >>> simtab.0917/sims.111
> >>> Wrote 85578997 bytes in 2.864490 seconds. 28.491805 MB/seconds
> >>> simtab.0917/sims.112
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.112
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.112
> >>> simtab.0917/sims.113
> >>> Wrote 159349826 bytes in 5.469951 seconds. 27.782303 MB/seconds
> >>> simtab.0917/sims.114
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.114
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.114
> >>> simtab.0917/sims.115
> >>> Wrote 385509 bytes in 0.043475 seconds. 8.456602 MB/seconds
> >>> simtab.0917/sims.116
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.116
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.116
> >>> simtab.0917/sims.117
> >>> Wrote 125580543 bytes in 4.246360 seconds. 28.203670 MB/seconds
> >>> simtab.0917/sims.118
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.118
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.118
> >>> simtab.0917/sims.119
> >>> Wrote 74459114 bytes in 2.527315 seconds. 28.096912 MB/seconds
> >>> simtab.0917/sims.12
> >>> open: Permission denied
> >>> could not open /disks/pvfs2/olson/simtab.0917/sims.12
> >>> Could not open /disks/pvfs2/olson/simtab.0917/sims.12
> >>> [etc]
> >>>
> >>>
> >>> pvfs-statfs is happy:
> >>>
> >>> [EMAIL PROTECTED]:~$ /vol/pvfs2/bin/pvfs2-statfs -m /mnt/pvfs2
> >>>
> >>> aggregate statistics:
> >>> ---------------------------------------
> >>>
> >>>         fs_id: 1239905522
> >>>         total number of servers (meta and I/O): 4
> >>>         handles available (meta and I/O):       5365714538
> >>>         handles total (meta and I/O):           5368709115
> >>>         bytes available:                        1218774892544
> >>>         bytes total:                            1495224942592
> >>>
> >>> NOTE: The aggregate total and available statistics are calculated
> >>> based
> >>> on an algorithm that assumes data will be distributed evenly; thus
> >>> the free space is equal to the smallest I/O server capacity
> >>> multiplied by the number of I/O servers.  If this number seems
> >>> unusually small, then check the individual server statistics below
> >>> to look for problematic servers.
> >>>
> >>> meta server statistics:
> >>> ---------------------------------------
> >>>
> >>> server: tcp://bio-ppc-head-4:3334
> >>>         RAM bytes total  : 4107878400
> >>>         RAM bytes free   : 13307904
> >>>         uptime (seconds) : 4045972
> >>>         load averages    : 4704 9088 5664
> >>>         handles available: 2145227856
> >>>         handles total    : 2147483646
> >>>         bytes available  : 310944141312
> >>>         bytes total      : 373806235648
> >>>         mode: serving both metadata and I/O data
> >>>
> >>>
> >>> I/O server statistics:
> >>> ---------------------------------------
> >>>
> >>> server: tcp://bio-ppc-head-4:3334
> >>>         RAM bytes total  : 4107878400
> >>>         RAM bytes free   : 13307904
> >>>         uptime (seconds) : 4045972
> >>>         load averages    : 4704 9088 5664
> >>>         handles available: 2145227856
> >>>         handles total    : 2147483646
> >>>         bytes available  : 310944141312
> >>>         bytes total      : 373806235648
> >>>         mode: serving both metadata and I/O data
> >>>
> >>> server: tcp://bio-ppc-head-1:3334
> >>>         RAM bytes total  : 4107878400
> >>>         RAM bytes free   : 2062213120
> >>>         uptime (seconds) : 832980
> >>>         load averages    : 30624 12352 3872
> >>>         handles available: 1073741272
> >>>         handles total    : 1073741823
> >>>         bytes available  : 307329638400
> >>>         bytes total      : 373806235648
> >>>         mode: serving only I/O data
> >>>
> >>> server: tcp://bio-ppc-head-2:3334
> >>>         RAM bytes total  : 4107878400
> >>>         RAM bytes free   : 12697600
> >>>         uptime (seconds) : 4045977
> >>>         load averages    : 10592 6720 1792
> >>>         handles available: 1073372712
> >>>         handles total    : 1073741823
> >>>         bytes available  : 304693723136
> >>>         bytes total      : 373806235648
> >>>         mode: serving only I/O data
> >>>
> >>> server: tcp://bio-ppc-head-3:3334
> >>>         RAM bytes total  : 3578347520
> >>>         RAM bytes free   : 12324864
> >>>         uptime (seconds) : 4046045
> >>>         load averages    : 13056 9376 3136
> >>>         handles available: 1073372698
> >>>         handles total    : 1073741823
> >>>         bytes available  : 309065900032
> >>>         bytes total      : 373806235648
> >>>         mode: serving only I/O data
> >>>
> >>> _______________________________________________
> >>> Pvfs2-users mailing list
> >>> [email protected]
> >>> http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users
> >>>
> >>
> >
>
>
_______________________________________________
Pvfs2-users mailing list
[email protected]
http://www.beowulf-underground.org/mailman/listinfo/pvfs2-users

Reply via email to