Re: 2.6.21.1 - 97% wait time on IDE operations

From: Tommy Vercetti
Date: Sun May 27 2007 - 06:22:31 EST


On Saturday 26 May 2007 18:07, Ray Lee wrote:
> On 5/26/07, Tommy Vercetti <vercetti@xxxxxxxx> wrote:
> > in terms of driver, what do you mean ?
>
> The software driver that handles the specific chipset for that drive.
> The thing that shows up when you do an lsmod, assuming you have the
> driver compiled as a module.

root@puppet:~# dmesg |grep -i ide
Uniform Multi-Platform E-IDE driver Revision: 7.00alpha2
ide: Assuming 33MHz system bus speed for PIO modes; override with idebus=xx
ICH4: IDE controller at PCI slot 0000:00:1f.1
ide0: BM-DMA at 0x1840-0x1847, BIOS settings: hda:DMA, hdb:pio
ide1: BM-DMA at 0x1848-0x184f, BIOS settings: hdc:DMA, hdd:pio
Probing IDE interface ide0...
ide0 at 0x1f0-0x1f7,0x3f6 on irq 14
Probing IDE interface ide1...
ide1 at 0x170-0x177,0x376 on irq 15

it's compiled in.
you reckon I should use something else for this platform ?

> > /dev/hda:
> > Timing cached reads: 732 MB in 2.00 seconds = 365.74 MB/sec
> > Timing buffered disk reads: 76 MB in 3.00 seconds = 25.31 MB/sec
>
> That looks fine. Your filesystem may just be very fragmented. I'm not
> familiar with how reiser3 filesystems age, so if you've had the system
> installed for quite some time, it may be time to back it up and
> reinstall. Dunno.
yeah, and they say unix FSes don't need defragmentation.... my bottom...

--
Vercetti
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