[Dovecot] testing needed: log file concurrency

[greg at kamago.net]

Hi Timo,

> http://dovecot.org/tmp/concurrency.c

[cut]

> So far I've tested only with Linux 2.6.21 x86-64/SMP and a slow
> Solaris/Sparc/UP.

One writer and three readers ran for 30 minutes on Solaris 10 without
printing anything. The box is an UltraSparc IIIi dual proc, and the FS on
the partition is UFS.

Greg