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2011 Jan 17
2
Question on how to get Samba to use larger pread/write calls.
...Core 13, 10Gbit connection with a Mac OS 10.6.4 system as the client. We will be adding some Windows machines sooner or later with 10Gbit interfaces. We are seeing 100-150MBytes/sec read or write performance between the Mac and the FC13 system over 10Gbit interface but it should be capable of 400-500MBytes/sec. We have a local raid on the FC13 system that runs 1GByte/sec locally using an Areca 1880-ix-16 raid card (6Gbit version). It has 16 fast Hitachi disks in a Raid5 format using xfs filesystem. The problem here is that samba is poking the Areca at 128KByte I/O's on preads and writes, i.e. s...