On Wed, May 30, 2012 at 1:06 AM, Ben Greear <greearb@xxxxxxxxxxxxxxx> wrote: > On 05/29/2012 12:07 PM, Christian Lamparter wrote: >> >> On Tuesday, May 29, 2012 08:23:20 PM Ben Greear wrote: >>> >>> On 05/27/2012 08:08 AM, Ben Greear wrote: >>>> >>>> On 05/26/2012 09:39 AM, Sujith Manoharan wrote: >>> >>> We started testing with two AR9380 NICs today (one AP, the other STA). >>> I applied Felix's skb optimization patch, and the ath9k memleak fix patch >>> on top of 3.3.7+. >>> >>> The system has 2GB RAM, but it is 32-bit kernel, so not all >>> is available to the networking code... That said, the OOM >>> killer kills VNC and such. >>> >>> Anyway, I'll try some memleak debugging to see if >>> I can find any leaks. It seems to me that we should >>> not actually OOM just by trying to transmit too fast >>> on a station interface :P >> >> well, there's that: >> http://comments.gmane.org/gmane.linux.drivers.ath9k.devel/8233 >> >> It might not fix the bug, but it can save you time to confirm >> that is not related to this particular skb leak. > > > I ported this to 3.3.7+ and applied it to my kernel > trees. It has tested out fine so far, though it did not > actually fix the problem I was having. That was not > a real leak, just always-growing pending queue length, > probably due to some issue with our version of pktgen. > > It is mostly a port-by-hand type of thing since > there are lots of conflicts. Let me know if you'd > like me to post my version (and plz confirm your > signed-off-by). please! (and cc cerowrt-devel at lists.bufferbloat.net) I'm hoping this string of patches will have some bearing on my own bug: http://www.bufferbloat.net/issues/379 (while I'm trying to not write a line of code for a while, others on my list are struggling with this) > > > Thanks, > Ben > > -- > Ben Greear <greearb@xxxxxxxxxxxxxxx> > Candela Technologies Inc http://www.candelatech.com > > -- > To unsubscribe from this list: send the line "unsubscribe linux-wireless" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- Dave Täht SKYPE: davetaht US Tel: 1-239-829-5608 http://www.bufferbloat.net -- To unsubscribe from this list: send the line "unsubscribe linux-wireless" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
