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current:nfs [2015/08/04 13:05]
sj created
current:nfs [2015/08/26 19:29] (current)
sj
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 Additional notes Additional notes
  
-It's important to tune ther timeo and retrans parameters that+It's important to tune the timeo and retrans parameters that
  
 <code> <code>
-time * retrans < mail server's timeout value+timeo * retrans < mail server's timeout value
 </code> </code>
  
-to handle the outage of the NFS server properly. retrans=3 and timeo=10 give the NFS server a ~30-35 seconds window until piler declares a failure, and returns a 451 error code to the mail server. So it's important that the mail server mustn't give up before piler has the chance to respond with a proper error code.+to handle the outage of the NFS server properly. retrans=3 and timeo=10 give the NFS server a ~30-35 second window until piler declares a failure, and returns a 451 error code to the mail server. So it's important that the mail server mustn't give up before piler has the chance to respond with a proper error code.
  
 Also make sure to monitor the availability of the NFS share. Also make sure to monitor the availability of the NFS share.
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