[DRBD-user] linux 2.4 vs 2.6

Philipp Reisner philipp.reisner at linbit.com
Wed Nov 2 15:49:05 CET 2005

Note: "permalinks" may not be as permanent as we would like,
direct links of old sources may well be a few messages off.

Am Dienstag, 1. November 2005 18:48 schrieb Jeff Fisher:
> Does anyone have any benchmarks on whether drbd performs better with 2.6
> than it does 2.4? We're happy with our current mail stores using linux
> 2.4 but I have the opportunity to upgrade to a 2.6 kernel. One reason
> for 2.6 is the directory hashing in ext3 but I'd like some reasons for
> drbd also.

2.6 has a much improved block IO subsystem, the visibly parts of
the iceberg are the io-schedulers.

I do not have benchmarks, but I feel much more confident that 2.6
could make more use of performant disks than 2.4

: Dipl-Ing Philipp Reisner                      Tel +43-1-8178292-50 :
: LINBIT Information Technologies GmbH          Fax +43-1-8178292-82 :
: Schönbrunnerstr 244, 1120 Vienna, Austria    http://www.linbit.com :

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