Below reply I post by accident in html which was rejected by ML. Re-posting again. Sorry about that. On Tue, Oct 14, 2014 at 10:25 AM, Belisko Marek <marek.belisko@xxxxxxxxx> wrote: > Hi Amitkumar, > > On Tue, Oct 14, 2014 at 9:08 AM, Amitkumar Karwar <akarwar@xxxxxxxxxxx> wrote: >> Hi Marek, >> >>>I tried both (slightly modified as we're in 3.9 kernel) but issue is >>>still reproducible. My patch against 3.9 sources: >> >> Thanks a lot for the tests. >> >>>One thing which is not yet still clear to me why kernel console is >>>completely unresponsive when receiving packets in high rates. When use >>>iperf (on client) with -b40m it is OK but when increase to -b100m then >>>console is completely unresponsive until iperf finish. >> >> Does the system recover when "-b100M" iperf is finished? Can we run iperf with "-b40M" later? >> Do you see "dev_alloc_skb failed" messages in dmesg when console is unresponsive? > When we get "dev_alloc_skb failed" then interface is dead (cannot ping > ...) so no recovery is possible only system reboot. > I don't see dev_alloc_skb failed when console is unresponsive. >> >>>Any other ideas >>>what to change to check? Thanks. >> >> Could you please share dmesg log with dynamic debug enabled (using attached script) captured when the problem occurs? > I tried to capture logs but when enable DYNAMIC_DEBUG I cannot > reproduce issue (running test > 30 minutes without allocation > failure). Any update on this? Should I provide some other logs? >> >> Best regards, >> Amit > > BR, > > marek > > -- > as simple and primitive as possible > ------------------------------------------------- > Marek Belisko - OPEN-NANDRA > Freelance Developer > > Ruska Nova Ves 219 | Presov, 08005 Slovak Republic > Tel: +421 915 052 184 > skype: marekwhite > twitter: #opennandra > web: http://open-nandra.com Thanks, marek -- as simple and primitive as possible ------------------------------------------------- Marek Belisko - OPEN-NANDRA Freelance Developer Ruska Nova Ves 219 | Presov, 08005 Slovak Republic Tel: +421 915 052 184 skype: marekwhite twitter: #opennandra web: http://open-nandra.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
