[rrd-users] I/O Read overkill

Jason Fesler jfesler at gigo.com
Fri Oct 26 14:53:33 CEST 2007

> Now I don't understand why on earth it used to work so well on the old
> server and rrdtool 1.2.10 ...

I wonder if it is the defaults for readahead.  "man blockdev" and search 
for readahead.   You might read what your defaults were on the old kernel; 
and temporarilly apply them to your drives under the new kernel, and see 
what happens with 1.2.10.

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