On Thu, Aug 08, 2002 at 12:19:22PM +0000, Bruce M Beach wrote:
> time cp TEMP.tar ... hda3->hda1 49m18.320s ~ 3,339,200.9 bytes/s
slow because it's the same disk, so the head constantly move back and forth
between hda1 and hda3. You are limited by seek time.
> time cp TEMP.tar ... hdc1->sda1 51m16.493s
are you sure it was "hdc1" ? I can't see it in your dmesg below.
> time cp TEMP.tar ... sda1->scb1 5m41.388s ~ 28,936,063 bytes/s
seems correct to me, I had the same numbers with 7200 RPM seagate drives too.
Regards,
Willy
> PCI_IDE: not 100% native mode: will probe irqs later
> ide0: BM-DMA at 0xffa0-0xffa7, BIOS settings: hda:DMA, hdb:DMA
> ide1: BM-DMA at 0xffa8-0xffaf, BIOS settings: hdc:pio, hdd:pio
> hda: ST360021A, ATA DISK drive
> hdb: 16X10, ATAPI CD/DVD-ROM drive
> ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
> hda: 117231408 sectors (60022 MB) w/2048KiB Cache, CHS=7297/255/63
> Partition check:
> /dev/ide/host0/bus0/target0/lun0: p1 p2 p3
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This archive was generated by hypermail 2b29 : Thu Aug 15 2002 - 22:00:15 EST