Re: [PATCH] rmap 15j for 2.4.21-rc6

From: Andreas Hartmann (
Date: Mon Jun 02 2003 - 11:55:48 EST

Michael Frank wrote:

> On Sunday 01 June 2003 19:00, Andreas Hartmann wrote:
>> Well, I did the test with 2.4.21rc6 after patching your script (I got
>> syntax errors):
> About your script changes, I like to make it portable, and I use the
> following versions:
> GNU bash, version 2.05b.0(1)-release (i386-redhat-linux-gnu)


> dd (coreutils) 4.5.3

dd (fileutils) 4.1

> What shell and coreutils are you using?

They are obviously much older :-).

> Avoiding short counts is easy but avoiding C-style expressions is
> primitive
> - count=100K
> + count=100000
> - while (( i-- )); do
> + while (( i=`expr $i - 1` )); do
> In your opinion are your changes more portable across a wide range of
> systems?

I didn't think at portability :-). I only made it working for me. Maybe
there are other persons out there who do have some old versions too - so
they can use this patch.

>> When I'm using the script as seen in the patch, I'm getting problems with
>> df (it's mostly very lazy, about 20s delay or more), the load is 4, doing
>> an ls on some other directories is extremly slow. Mouse and keyboard are
>> hanging some times.
>> The write speed shown in xosview was between 1 and 15MB/s. Often the HD
>> LED was on, but no data seemed to be put to the HD.
> It has a hard time to read anything else, the slower the disk, the worse.
> Suppose rmap undoes the fixes introduced in -rc6.
> Have you tried -rc6 plain?

Yes - I only tested this kernel.

Andreas Hartmann
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