On Sun, Sep 03, 2006 at 08:46:21PM -0500, Derrick T. Woolworth wrote: D> I'm running -current on a NFS file server with a 3ware controller D> striping across multiple disks. The box uses the em driver with the D> mtu set to 8192 - client machines connecting via NFS that are also D> running -current with bge drivers with the mtu set to 8192 (and jumbo D> frames enabled on the switch)... D> D> The em driver's README says that UDP and Jumbo Frames don't play well D> together - just wondering if this would have any impact on NFS over D> TCP? This comment is quite old. It may happen that this isn't true anymore. May be developers from Intel will comment on this. D> Does anyone know anything about the future of the em driver or D> bge driver that might have performance issues with Jumbo Frames? D> D> I'm only ever seeing the storage system write about 10 to 15MB (bytes) D> per second over NFS. Have you tested the performance with ftp, netcat or some network benchmarking tool? The problem may be in NFS not in driver. -- Totus tuus, Glebius. GLEBIUS-RIPN GLEB-RIPEReceived on Mon Sep 04 2006 - 06:19:51 UTC
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