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cluster:150 [2016/09/16 14:47]
hmeij07 [The problem] 		cluster:150 [2016/11/29 19:36] (current)
hmeij07
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 **[[cluster:0|Back]]** **[[cluster:0|Back]]**
  
 +==== Rsync Daemon/Rsnapshot ====
  
-==== The problem ====+==== The Problem ====
  
 Trying to offload heavy read/write traffic from our file server. I also did a deep information dive to assess if we could afford enterprise level storage. That answer basically means a $42K layout at the low end and up to $70K for the high end. I've detailed the result here [[cluster:149|Enterprise Storage]], lots to be gained by doing that but implementing the **Short Term** plan first as detailed on that page.  Trying to offload heavy read/write traffic from our file server. I also did a deep information dive to assess if we could afford enterprise level storage. That answer basically means a $42K layout at the low end and up to $70K for the high end. I've detailed the result here [[cluster:149|Enterprise Storage]], lots to be gained by doing that but implementing the **Short Term** plan first as detailed on that page. 
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 </code> </code>
  
-Back on source server, configure the ''/etc/rsnapshot.conf'' file, here are my settings+Back on target server where snapshots will reside, configure the ''/etc/rsnapshot.conf'' file, here are my settings
  
 <code> <code>
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 <code> <code>
  
-# on source +# on target 
-/usr/local/bin/rsnapshot daily &+[root@cottontail ~]# /usr/local/bin/rsnapshot daily &
  
-# watch on target+# on source
 [root@sharptail ~]# lsof -i:873 [root@sharptail ~]# lsof -i:873
 COMMAND   PID USER   FD   TYPE    DEVICE SIZE/OFF NODE NAME COMMAND   PID USER   FD   TYPE    DEVICE SIZE/OFF NODE NAME
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-# see what is is doing+# check what rsync is doing
 [root@sharptail ~]# strace -p 29717 [root@sharptail ~]# strace -p 29717
 Process 29717 attached - interrupt to quit Process 29717 attached - interrupt to quit
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 <code> <code>
  
-# /etx/exports content, then exportfs -ra+# /etc/exports content, then exportfs -ra
 /mnt/home/.snapshots       localhost.localdomain(sync,rw,no_all_squash,no_root_squash) /mnt/home/.snapshots       localhost.localdomain(sync,rw,no_all_squash,no_root_squash)
  
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 # test # test
 [root@cottontail .snapshots]# touch /snapshots/daily.0/sharptail/home/hmeij/tmp/foo [root@cottontail .snapshots]# touch /snapshots/daily.0/sharptail/home/hmeij/tmp/foo
-touch: cannot touch `/snapshots/daily.1/sharptail/home/hmeij/tmp/foo': Read-only file system+touch: cannot touch `/snapshots/daily.0/sharptail/home/hmeij/tmp/foo': Read-only file system
  
-<code>+</code>
  
 Finally, if you get this error, which is hardly informative, you've set num-tries to 0 like I did and fussed over it for some time. Set to 1 or leave uncommented. Finally, if you get this error, which is hardly informative, you've set num-tries to 0 like I did and fussed over it for some time. Set to 1 or leave uncommented.
cluster/150.1474037270.txt.gz · Last modified: 2016/09/16 14:47 by hmeij07

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