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Re: [Gluster-devel] mainline--2.5--patch-258: still no AFR replication


From: Anand Avati
Subject: Re: [Gluster-devel] mainline--2.5--patch-258: still no AFR replication
Date: Mon, 2 Jul 2007 21:04:54 +0530

Gerry,
 AFR sync (self-heals) on the next open to the file. so 'find /mnt/gluster
-type f -exec cat {} \;' >/dev/null should replicate it.

avati

2007/7/2, Gerry Reno <address@hidden>:

I compiled the latest tla but still I do not see any AFR replication
happening in my setup:
============================================
address@hidden glusterfs]# find /mnt/glusterfs*
/mnt/glusterfs0
/mnt/glusterfs0/file0
/mnt/glusterfs0/file2
/mnt/glusterfs0/file1
/mnt/glusterfs1
/mnt/glusterfs1/file0
/mnt/glusterfs1/file2
/mnt/glusterfs1/file1
/mnt/glusterfs2
/mnt/glusterfs2/file0
/mnt/glusterfs2/file2
/mnt/glusterfs2/file1
/mnt/glusterfs3
/mnt/glusterfs3/file0
/mnt/glusterfs3/file2
/mnt/glusterfs3/file1
============================================
address@hidden glusterfs]# service iptables stop
Flushing firewall rules:                                   [  OK  ]
Setting chains to policy ACCEPT: filter                    [  OK  ]
Unloading iptables modules:                                [  OK  ]
============================================
address@hidden glusterfs]# touch /mnt/glusterfs0/file7
address@hidden glusterfs]# find /mnt/glusterfs*
/mnt/glusterfs0
/mnt/glusterfs0/file7    <----
/mnt/glusterfs0/file0
/mnt/glusterfs0/file2
/mnt/glusterfs0/file1
/mnt/glusterfs1
/mnt/glusterfs1/file0
/mnt/glusterfs1/file2
/mnt/glusterfs1/file1
/mnt/glusterfs2
/mnt/glusterfs2/file0
/mnt/glusterfs2/file2
/mnt/glusterfs2/file1
/mnt/glusterfs3
/mnt/glusterfs3/file0
/mnt/glusterfs3/file2
/mnt/glusterfs3/file1
============================================
address@hidden glusterfs]# ps -e | grep gluster
29627 ?        00:00:00 glusterfsd
29630 ?        00:00:00 glusterfsd
29633 ?        00:00:00 glusterfsd
29636 ?        00:00:00 glusterfsd
29646 ?        00:00:00 glusterfs
29650 ?        00:00:00 glusterfs
29654 ?        00:00:00 glusterfs
29658 ?        00:00:00 glusterfs
============================================
address@hidden glusterfs]# mount | grep gluster
glusterfs on /mnt/glusterfs0 type fuse
(rw,nosuid,nodev,allow_other,default_permissions,max_read=1048576)
glusterfs on /mnt/glusterfs1 type fuse
(rw,nosuid,nodev,allow_other,default_permissions,max_read=1048576)
glusterfs on /mnt/glusterfs2 type fuse
(rw,nosuid,nodev,allow_other,default_permissions,max_read=1048576)
glusterfs on /mnt/glusterfs3 type fuse
(rw,nosuid,nodev,allow_other,default_permissions,max_read=1048576)
============================================
address@hidden glusterfs]# for i in 0 1 2 3; do echo;cat
test-server$i.vol;done

volume brick
  type storage/posix                   # POSIX FS translator
  option directory /root/export0        # Export this directory
end-volume

   ### Add network serving capability to above brick.
volume server
  type protocol/server
  option transport-type tcp/server     # For TCP/IP transport
  option listen-port 6996              # Default is 6996
  subvolumes brick
  option auth.ip.brick.allow  *  # Allow full access to "brick" volume
end-volume

volume brick
  type storage/posix                   # POSIX FS translator
  option directory /root/export1        # Export this directory
end-volume

   ### Add network serving capability to above brick.
volume server
  type protocol/server
  option transport-type tcp/server     # For TCP/IP transport
  option listen-port 6997              # Default is 6996
  subvolumes brick
  option auth.ip.brick.allow  *  # Allow full access to "brick" volume
end-volume

volume brick
  type storage/posix                   # POSIX FS translator
  option directory /root/export2        # Export this directory
end-volume

   ### Add network serving capability to above brick.
volume server
  type protocol/server
  option transport-type tcp/server     # For TCP/IP transport
  option listen-port 6998              # Default is 6996
  subvolumes brick
  option auth.ip.brick.allow  *  # Allow full access to "brick" volume
end-volume

volume brick
  type storage/posix                   # POSIX FS translator
  option directory /root/export3        # Export this directory
end-volume

   ### Add network serving capability to above brick.
volume server
  type protocol/server
  option transport-type tcp/server     # For TCP/IP transport
  option listen-port 6999              # Default is 6996
  subvolumes brick
  option auth.ip.brick.allow  *  # Allow full access to "brick" volume
end-volume
============================================
address@hidden glusterfs]# cat test-client.vol
   ### Add client feature and declare local subvolume

   ### Add client feature and attach to remote subvolume
volume client0
  type    protocol/client
  option  transport-type    tcp/client     # for TCP/IP transport
  option  remote-host       192.168.1.25   # IP address of the remote
brick
  option  remote-port       6996           # default server port is 6996
  option  remote-subvolume  brick          # name of the remote volume
end-volume

volume client1
  type    protocol/client
  option  transport-type    tcp/client
  option  remote-host       192.168.1.25
  option  remote-port       6997
  option  remote-subvolume  brick
end-volume

volume client2
  type    protocol/client
  option  transport-type    tcp/client
  option  remote-host       192.168.1.25
  option  remote-port       6998
  option  remote-subvolume  brick
end-volume

volume client3
  type    protocol/client
  option  transport-type    tcp/client
  option  remote-host       192.168.1.25
  option  remote-port       6999
  option  remote-subvolume  brick
end-volume

   ### Add automatice file replication (AFR) feature
volume afr
  type  cluster/afr
  subvolumes  client0 client1 client2 client3
  option  replicate *:4
end-volume
============================================
address@hidden glusterfs]#




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Anand V. Avati


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