[Ocfs2-users] Slow backups, slow rsync

[Michael Moody]

gsc at pba2 ~ $ uname -a
Linux pba2.bodybuilding.com 2.6.24-gentoo-r8 #1 SMP Tue May 20 15:04:37 PDT 2008 x86_64 Intel(R) Xeon(R) CPU 5148 @ 2.33GHz GenuineIntel GNU/Linux

pba2 ~ # debugfs.ocfs2 -R "stats" /dev/sdc1
        Revision: 0.90
        Mount Count: 0   Max Mount Count: 20
        State: 0   Errors: 0
        Check Interval: 0   Last Check: Sun Dec 30 00:15:02 2007
        Creator OS: 0
        Feature Compat: 1 BackupSuper
        Feature Incompat: 16 Sparse
        Tunefs Incomplete: 0 None
        Feature RO compat: 0 None
        Root Blknum: 5   System Dir Blknum: 6
        First Cluster Group Blknum: 3
        Block Size Bits: 12   Cluster Size Bits: 12
        Max Node Slots: 10
        Label: pba
        UUID: BD59CD9153324E1BAC360B1F1D4B6918
        Inode: 2   Mode: 00   Generation: 3898535000 (0xe85eec58)
        FS Generation: 3898535000 (0xe85eec58)
        Type: Unknown   Attr: 0x0   Flags: Valid System Superblock
        User: 0 (root)   Group: 0 (root)   Size: 0
        Links: 0   Clusters: 139458249
        ctime: 0x47775386 -- Sun Dec 30 00:15:02 2007
        atime: 0x0 -- Wed Dec 31 16:00:00 1969
        mtime: 0x47775386 -- Sun Dec 30 00:15:02 2007
        dtime: 0x0 -- Wed Dec 31 16:00:00 1969
        ctime_nsec: 0x00000000 -- 0
        atime_nsec: 0x00000000 -- 0
        mtime_nsec: 0x00000000 -- 0
        Last Extblk: 0
        Sub Alloc Slot: Global   Sub Alloc Bit: 65535

pba2 ~ # cat /proc/meminfo
MemTotal:      8195240 kB
MemFree:        126828 kB
Buffers:        968396 kB
Cached:        2518248 kB
SwapCached:          0 kB
Active:        2598712 kB
Inactive:      3121128 kB
SwapTotal:     2008116 kB
SwapFree:      2007932 kB
Dirty:            9568 kB
Writeback:           0 kB
AnonPages:     2233240 kB
Mapped:          42972 kB
Slab:          2017924 kB
SReclaimable:   798440 kB
SUnreclaim:    1219484 kB
PageTables:     212700 kB
NFS_Unstable:        0 kB
Bounce:              0 kB
CommitLimit:   6105736 kB
Committed_AS:  7952860 kB
VmallocTotal: 34359738367 kB
VmallocUsed:    293184 kB
VmallocChunk: 34359444779 kB
HugePages_Total:     0
HugePages_Free:      0
HugePages_Rsvd:      0
HugePages_Surp:      0
Hugepagesize:     2048 kB

5 nodes in the cluster.

Michael

-----Original Message-----
From: Sunil Mushran [mailto:Sunil.Mushran at oracle.com]
Sent: Tuesday, July 01, 2008 4:31 PM
To: Michael Moody
Cc: ocfs2-users at oss.oracle.com
Subject: Re: [Ocfs2-users] Slow backups, slow rsync

Which kernel?
uname -a?

block/cluster sizes?
debugfs.ocfs2 -R "stats" /dev/sdX

How many nodes in your cluster?

memory?
cat /proc/meminfo