Yes, jumbo frames were enabled and the following networking tuning was applied ;-)
net.ipv4.tcp_wmem = 4096 65536 16777216 net.ipv4.tcp_rmem = 4096 87380 16777216 net.core.wmem_max = 16777216 net.core.rmem_max = 16777216 net.core.wmem_default = 65536 net.core.rmem_default = 87380 net.core.netdev_max_backlog = 30000 - Chris ________________________________________ From: Adrian Sevcenco [[email protected]] Sent: Wednesday, July 03, 2013 2:10 PM To: [email protected] Cc: Brown, Chris (GE Healthcare) Subject: Re: KVM + NFS Performance (ZFS/BTRFS/EXT4) On 07/03/2013 09:23 PM, Brown, Chris (GE Healthcare) wrote: > -- Test Config #8 -- > Max Read: 652.4 > Max Write: 670.4 are you sure you used 9k frames in your network configuration? I am very interested in your results and work (many thanks btw for sharing) and i heard about better results with jumbo frames.. Thanks! Adrian
