Messages in this thread | | | From | Brendan Pike <> | Subject | Re: IDE Harddrive Performance | Date | Wed, 19 Dec 2001 12:18:13 -0400 |
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On Wednesday 19 December 2001 12:01 pm, Jan Niehusmann wrote: > On Wed, Dec 19, 2001 at 11:44:47AM -0400, Brendan Pike wrote: > > I dont really know, I dont think its possible to get higher then that > > from a 5400 RPM disk. Heres mine, > > /dev/hda: > Timing buffered disk reads: 64 MB in 2.32 seconds = 27.59 MB/sec > > bash-2.05a# cat /proc/ide/hda/model > Maxtor 98196H8 > > This is a 5400rpm drive, too. > > Jan > > - > 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/
wowie, that is quite slow then. well udma33 mode is probebly why. if getting an ata100 offboard card (since i have an ata100 drive) would make such a big differance, im all for it. would there be any others reasons for such slowness? is udma33 capible of more then 9MB/sec ??
[root@spikes spike]# cat /proc/ide/via ----------VIA BusMastering IDE Configuration---------------- Driver Version: 3.29 South Bridge: VIA vt82c586b Revision: ISA 0x47 IDE 0x6 Highest DMA rate: UDMA33 BM-DMA base: 0xe000 PCI clock: 33MHz Master Read Cycle IRDY: 1ws Master Write Cycle IRDY: 1ws BM IDE Status Register Read Retry: yes Max DRDY Pulse Width: No limit -----------------------Primary IDE-------Secondary IDE------ Read DMA FIFO flush: yes yes End Sector FIFO flush: no no Prefetch Buffer: yes yes Post Write Buffer: yes no Enabled: yes yes Simplex only: no no Cable Type: 40w 40w -------------------drive0----drive1----drive2----drive3----- Transfer Mode: UDMA PIO PIO PIO Address Setup: 30ns 120ns 30ns 120ns Cmd Active: 90ns 90ns 90ns 90ns Cmd Recovery: 30ns 30ns 30ns 30ns Data Active: 90ns 330ns 90ns 330ns Data Recovery: 30ns 270ns 30ns 270ns Cycle Time: 90ns 600ns 120ns 600ns Transfer Rate: 22.0MB/s 3.3MB/s 16.5MB/s 3.3MB/s
dont know if that info would help much but there it is. also uses the via kernel driver. - 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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