Re: [Dovecot] Benchmarking: Dovecot vs Courier. Courier wins as POP3 server

2013-01-17 Thread Robert Schetterer
Am 17.01.2013 08:30, schrieb Frank Elsner: > On Wed, 16 Jan 2013 23:47:33 + Alexandr Sabitov wrote: >> Hi All, >> >> I have compared Dovecot performance to Courier and it appears that as a POP3 >> server Dovecot is slower in 2 times but as an IMAP server it is faster in >> 1.5 times. The same

Re: [Dovecot] Benchmarking: Dovecot vs Courier. Courier wins as POP3 server

2013-01-16 Thread Frank Elsner
On Wed, 16 Jan 2013 23:47:33 + Alexandr Sabitov wrote: > Hi All, > > I have compared Dovecot performance to Courier and it appears that as a POP3 > server Dovecot is slower in 2 times but as an IMAP server it is faster in 1.5 > times. The same node (16CPUs), testing time is 30 min, please se

Re: [Dovecot] Benchmarking: Dovecot vs Courier. Courier wins as POP3 server

2013-01-16 Thread Timo Sirainen
On 17.1.2013, at 6.23, Timo Sirainen wrote: > On 17.1.2013, at 1.47, Alexandr Sabitov > wrote: > >> I do not see anything else to tweak in Dovecot to increase POP3 performance. >> Can we all have some tips to improve it please ? Oh, and because of Dovecot index files it has to do a bit more

Re: [Dovecot] Benchmarking: Dovecot vs Courier. Courier wins as POP3 server

2013-01-16 Thread Timo Sirainen
On 17.1.2013, at 1.47, Alexandr Sabitov wrote: > I do not see anything else to tweak in Dovecot to increase POP3 performance. > Can we all have some tips to improve it please ? > > mail_fsync = always Courier POP3 does no fsyncing. Although I'm not sure how much difference it makes with NFS.