Hi Christopher, >From some googling, it seems in the 2004-2005, Linux 2.4.x kernel timeframe >some people had issues with Asterisk and hyperthreading enabled. It seems >unclear if it was a HT issue, SMP issue or general Asterisk issue at the time >where disabling hyperthreading seemed to make things better for some users.
Fast forward to today, with recent Asterisk versions, DAHDI and Linux 2.6.x or later kernels, it seems hyperthreading provides a small performance improvement without issues. I personally always enable (don't disable) hyperthreading on my Intel Atom boxes running AstLinux. Lonnie On Jan 30, 2013, at 7:22 AM, The Cadillac Kid wrote: > I have always just left the Hyperthreading section set enabled in the BIOS on > my jetway boards.. recently I was talking with a couple people that couldnt > believe my asterisk servers hadnt deadlocked, crashed, or bogged down with > hyperthreading enabled.... > I have had no issues out of them, even a 400 line system that processes a > couple thousand calls / day has no issues on the D525.. > > do you guys use it or not? I cant seem to find any solid evidence that it > breaks stuff, yet it seems there is more than one person who says dont use it > ever on any system... > > I am inclined to leave it on since the system is solid.. but going forward i > obviously want best practices.. > -Christopher ------------------------------------------------------------------------------ Everyone hates slow websites. So do we. Make your web apps faster with AppDynamics Download AppDynamics Lite for free today: http://p.sf.net/sfu/appdyn_d2d_jan _______________________________________________ Astlinux-users mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/astlinux-users Donations to support AstLinux are graciously accepted via PayPal to [email protected].
