text_combined: pavel urban tqanaqmlpcz victor duchovni wrote fri feb 29 2008 083205pm 0100 pavel urban wrote san could slower postfix probably cares latency bandwidth san caching controler inside machine controller array likely latter case get 200 msgssec dell 2850 class hardware battery raid cache onboard san enabled thats 12000 per minute topping 112th either nvram cache disabled small volume deferred mail also seems high scanning deferred queue often think make big difference suns x4200 ment connected san external array sas disks highly suspicious onboard raid controller hope 2gbit fc infrastructure fc arrays yes cache arrays controller anyway enough havent modified anything queue scanning interval pavel urban pavelurban o2com o2 system disaster telefonica o2 czech republic wwwczo2com vegetables operate electronic equipment computer stupidities httprinkworkscomstupid fri 08 aug 2008 073641 0100 filling incoming queue