On 200704101607, Michael Loftis wrote: > RAID-5 is extremely slow at writes. Also can't forget about seeks. > Depending on your access patterns an external journal can be a definite > win, sometimes it's always a win with certain access patterns. EXT3 also > by default only journals metadata, not data, which means the write rate to > the journal is relatively low. Allow me to correct: Ext3 journals both data and metadata. Xfs only journals metadata. But that might be a relevant issue here, too, as many seem to prefer xfs on their mail servers. Regards, skrewz.
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