On Mon, 2010-08-09 at 09:34 -0400, Stephen Hemminger wrote:
> How are IRQ's mapped to Cpu? For best network performance you > have to manually assign SMP affinity for the IRQ's. Alternatively, > irqbalance can try to do this autiomatically. > > Look at /proc/cpu_affinity Hi Stephen, Thanks for the suggestion - I installed irqbalance and noted that the values /proc/*/smp_affinity shifted away from 'f' to a single CPU, and hence the values in /proc/interrupts are now incrementing independently per-core. Alas this hasn't made an appreciable difference to the rate of dropped packets reported :( gdh ------------------------------------------------------------------------------ This SF.net email is sponsored by Make an app they can't live without Enter the BlackBerry Developer Challenge http://p.sf.net/sfu/RIM-dev2dev _______________________________________________ E1000-devel mailing list [email protected] https://lists.sourceforge.net/lists/listinfo/e1000-devel To learn more about Intel® Ethernet, visit http://communities.intel.com/community/wired
