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At 01:48 PM 29/06/2004, Ben Greear wrote: >I am trying to build a box that can handle streaming 2Gbps to disk for >sustained periods of time. I benchmarked a few different file systems >and wanted to share the results. for large amounts of data, you should ensure that your application opens the open using O_DIRECT. i have no experience with 3ware controllers, but i have no problem sustaining 400MB/s (4gbit/s) to a Fibre Channel-attached JBOD with an in-house userspace-based application which maintains its own userspace-based filesystem on raw partitions (/dev/sd[b-w]). using 15K RPM disks i can sustain 400MB/s using just 6 disk spindles and what amounts to predominantly sequential writes. cheers, lincoln. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||
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