I am having problems while testing gluster performance with bonnie++. Os used is centos 5.5 64bit. This is what the log says:

================================================================================
Version      : glusterfs 3.0.5 built on Oct 10 2010 00:00:29
git: v3.0.5
Starting Time: 2010-09-08 10:42:45
Command line : /usr/sbin/glusterfs
PID          : 11029
System name  : Linux
Nodename     : hostname.domain.com
Kernel Release : 2.6.18-194.11.1.el5
Hardware Identifier: x86_64

Given volfile:
+------------------------------------------------------------------------------+
  1: ## file auto generated by /usr/bin/glusterfs-volgen (mount.vol)
  2: # Cmd line:
3: # $ /usr/bin/glusterfs-volgen --name=sh -t tcp glusterfs01:/data/ glusterfs02:/data/
  4:
  5: # TRANSPORT-TYPE tcp
  6: volume glusterfs01-1
  7:     type protocol/client
  8:     option transport-type tcp
  9:     option remote-host 192.168.32.101
 10:     option transport.socket.nodelay on
 11:     option remote-port 6996
 12:     option remote-subvolume brick1
 13: end-volume
 14:
 15: volume glusterfs02-1
 16:     type protocol/client
 17:     option transport-type tcp
 18:     option remote-host 192.168.32.102
 19:     option transport.socket.nodelay on
 20:     option remote-port 6997
 21:     option remote-subvolume brick2
 22: end-volume
 23:
 24: volume distribute
 25:     type cluster/distribute
 26:     subvolumes glusterfs01-1 glusterfs02-1
 27: end-volume
 28:
 29: volume readahead
 30:     type performance/read-ahead
 31:     option page-count 4
 32:     subvolumes distribute
 33: end-volume
 34:
 35: volume iocache
 36:     type performance/io-cache
37: option cache-size `echo $(( $(grep 'MemTotal' /proc/meminfo | sed 's/[^0-9]//g') / 5120 ))`MB
 38:     option cache-timeout 1
 39:     subvolumes readahead
 40: end-volume
 41:
 42: volume quickread
 43:     type performance/quick-read
 44:     option cache-timeout 1
 45:     option max-file-size 64kB
 46:     subvolumes iocache
 47: end-volume
 48:
 49: volume writebehind
 50:     type performance/write-behind
 51:     option cache-size 4MB
 52: ###
 53: #    option aggregate-size 65035
 54:     subvolumes quickread
 55: end-volume
 56:
 57: #volume statprefetch
 58: #    type performance/stat-prefetch
 59: #    subvolumes writebehind
 60: #end-volume
 61:

+------------------------------------------------------------------------------+
[2010-09-08 10:42:45] W [write-behind.c:2479:init] writebehind: dangling volume. check volfile [2010-09-08 10:42:45] E [glusterfsd.c:673:glusterfs_graph_init] glusterfs: no valid translator loaded at the top or no mount point given. exiting [2010-09-08 10:42:45] E [glusterfsd.c:1395:main] glusterfs: translator initialization failed. exiting

--
Nikola Garafolic
SRCE, Sveucilisni racunski centar
tel: +385 1 6165 804
email: [email protected]
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