kern/131360: [nfs] poor scaling behavior of the NFS server under load

Peter Keel freebsd at discordia.ch
Wed Mar 11 09:10:04 PDT 2009


The following reply was made to PR kern/131360; it has been noted by GNATS.

From: Peter Keel <freebsd at discordia.ch>
To: bug-followup at FreeBSD.org, martin at email.aon.at
Cc:  
Subject: kern/131360: [nfs] poor scaling behavior of the NFS server under
	load
Date: Wed, 11 Mar 2009 17:03:36 +0100

 Addendum: 
 
 - Changing the scheduler yielded nothing, as you expected.
 
 - This was over TCP, we never used UDP. We mounted the systems with 
   these options: rw,nfsv3,tcp,intr,nolockd,bg 
 
 - The ethernet-device drivers are "em" on all machines.
   em0: <Intel(R) PRO/1000 Network Connection 6.9.6> 
 
 Regards
 Peter
 -- 
 "Those who give up essential liberties for temporary safety deserve 
 neither liberty nor safety." -- Benjamin Franklin
 "It's also true that those who would give up privacy for security are 
 likely to end up with neither." -- Bruce Schneier


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