On 08.09.2010 14:42, Eric Dumazet wrote: > Le mercredi 08 septembre 2010 à 16:22 +0530, Anand Raj Manickam a > écrit : >> I m struck with >> Kernel Panic - Out of Memory Issue when traffic is more than 100k >> pps and have around 10 tc rules. >> >> There is NO kernel panic with 1 tc rule . >> >> I using a 2.6.34.6 ( latest stable kernel) with SMP enabled >> >> The rules are simple - >> 10 iptable rules : >> iptables -t mangle -I FORWARD -s x.x.x.x -j CLASSIFY --set-class 0xz:0xy >> >> 10 tc rules : >> tc class add dev imq0 parent 1:z classid 1:y htb rate 2kbit ceil 32768kbps >> >> I m using Intel Xeon Quad core x5570, 12GB RAM , with 8 e1000e , irq >> affined ( 1 pair per core) >> >> There is NO issue / CRASH with multiple iptable rules marking to the >> same tc rule/HTB class , i can sucessfully pass more than 200k pps / >> 800Mbps traffic . >> >> But when each iptable rule is marking to seprate tc rule/HTB class and >> when the traffic exceeds 100K pps / 20000 connections per second , we >> hit this Out of Memory - Kernel panic condition . >> Any help is appreciated . Do let me know if any more further >> information is need. > > Hi Anand > > Could you give : > > 1) A complete stack trace / panic report > 2) cat /proc/interrupts > 3) ifconfig -a > 4) cat /proc/sys/vm/min_free_kbytes > 5) cat /proc/meminfo > > for each eth* > ethtool -g eth* Please try to reproduce without the imq patch. -- To unsubscribe from this list: send the line "unsubscribe netfilter-devel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
