> I've never seen this problem. I've been running cyrus for eight years > now on dual P3 systems, dual Xeon (hyperthreaded), and now dual quad > core systems. The load has always been distributed across all > processors. Ditto, I've never seen a hot-processor situation. Processes have always merrily bounced to the available CPU. > Are you sure you're running an SMP kernel? Although I'd > think htop would only report on one core if you weren't. Or your encountering some kind of filesystem bug or the like with is causing soemthing to hang for a spin-lock? But that seems very unlikely (don't use resierfs). > Quoting Atif Ghaffar <atif.ghaffar@xxxxxxxxx>: >> Has no-one else really experienced this? I have not; we've been running Cyrus on various systems since like 1.5.x ---- Cyrus Home Page: http://cyrusimap.web.cmu.edu/ Cyrus Wiki/FAQ: http://cyrusimap.web.cmu.edu/twiki List Archives/Info: http://asg.web.cmu.edu/cyrus/mailing-list.html