On Fri, Dec 24, 2010 at 01:07:58AM +0800, Yaoxing wrote: > I think the bandwidths is OK. I have a 100Mb ethernet but until now it's > like15Mb/s according to > iftop -i eth1 > For the concurrency issue, what parameter would you suggest to change? I > found some parameters from the documents but do not fully understand them > yet.
Waste of time. Post NON-VERBOSE LOGGING by smtp(8) and qmgr(8). logfiles=/some/where egrep 'postfix/(qmgr|smtp)\[' $logfiles | tail -100 Also post any signs of trouble: egrep ': (error|fatal|panic): ' $logfiles | tail -100 And potential trouble: egrep ': warning: ' $logfiles | tail -20 -- Viktor.