[CentOS] Kernel Errors Present...

Keith Roberts
Tue, 01 Feb 2011 22:24:18 -0000

On Wed, 12 Jan 2011, John R Pierce wrote:
>
> To: centos at centos.org
> From: John R Pierce <pierce at hogranch.com>
> Subject: Re: [CentOS] Kernel Errors Present...
>
>
>> In the BIOS I turn DMA off for /dev/hda and /dev/hdc,
>> but they still show up in /proc/ide/.../settings as
>> using_dma 1.
>
>
> say HUH? IDE PIO modes are like 3-7 MBytes/sec and require
100% CPU
> utilization during the transfer phase. why in dogs name
would you be
> doing this in 2011 ?

...snip...

> January 12, 2011 06:26PM
> Use the modern, 80 wire cables, and trust the technology -
> it's come a long way.

Thanks for all the replies concerning this.

I have bought an off-the-shelf 24" round ATA 133 IDE cable,
and installed that in place of the 40-wire cable.

The problem now appears to be fixed. Been keeping an eye on
my logwatch emails, and they are no longer reporting this
problem.

Kind Regards,

Keith Roberts

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