High I/O wait with Dovecot POP3

Sat Oct 25 07:55:55 UTC 2014

On October 22, 2014 3:15:14 PM Frido Otten <fridi at dds.nl> wrote:

> The 6 new servers are quad core Intel(R) Xeon(R) CPU X3323  @ 2.50GHz,
> with 4 GB RAM connected with gigabit ethernet connection to the storage.
> The 4 old servers are single core (w/o HT) P4 2,8 GHz with 1 GB RAM.

Can you test the new servers with ht disabled, atleast to see if the iowait 
are then gone, not perfect, but i like to know if it helps, then try 
another kernel more optimized for the xeon cpu