Messages in this thread | | | From | Dieter Nützel <> | Subject | Re: Tuning Linux for high-speed disk subsystems | Date | Fri, 16 Nov 2001 16:24:24 +0100 |
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Am Freitag, 16. November 2001 12:51 schrieb Roy Sigurd Karlsbakk: > > Our 100 Gig SCSI raid, consisting of 6 15,000 rpm drives on the > > motherboard's two SCSI 160 channels gives a full 110MB/sec read and write > > with RAID 0. With RAID chunks set to 1MB the write accesses go to > > 160MB/sec and read accesses go to 90MB/sec sustained. This system would > > make a good motion capture tool. Previous Intel attempts at onboard disk > > I/O would give 50MB/sec. > > How much do you think I can get out of 2x6 15k disks - each 6 disks are on > their own SCSI-3/160 bus.
As I count your disks may be the double for the best case. I read here on LKML a post that someone claims that W2k deliever 250 MB/s with such a configuration. Linux 2.4 should do the same. Ask the SCSI gurus.
Regards, Dieter
-- Dieter Nützel Graduate Student, Computer Science @home: Dieter.Nuetzel@hamburg.de - 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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