Do u have any haproxy logs for those errors ? They should say everything about what's going on.
Dnia 2010-06-06, nie o godzinie 21:58 +0200, Łukasz Jagiełło pisze: > Hi, > > I'm wonder what can cause HTTP error 408. Atm each day around 4-5k > requests ends with 408. Really random request also at random backends. > Already try change timeouts but doesn't change that number at all. > > Thats my connections at 60-70% max bandwidth: > #v+ > ~ # netstat -ntu | wc -l > 67121 > #v- > > Most important things from haproxy.conf > #v+ > global > # log 127.0.0.1 local0 > log 127.0.0.1 local1 notice > user nobody > group nobody > daemon > #debug > #quiet > nbproc 4 > pidfile /var/run/haproxy.pid > maxconn 32000 > > defaults > log global > mode http > option httplog > option dontlognull > option redispatch > option httpclose > option srvtcpka > option forwardfor > balance roundrobin > retries 3 > maxconn 8192 > timeout client 30s > timeout connect 30s > timeout server 30s > > then only backends and frontends sections (around 40 all) > #v- > > My '/etc/sysctl.conf': > #v+ > net.ipv4.ip_forward = 0 > net.ipv4.conf.default.rp_filter = 1 > net.ipv4.conf.default.accept_source_route = 0 > kernel.sysrq = 0 > kernel.core_uses_pid = 1 > net.ipv4.tcp_syncookies = 1 > kernel.msgmnb = 65536 > kernel.msgmax = 65536 > kernel.shmmax = 68719476736 > kernel.shmall = 4294967296 > net.ipv4.tcp_max_tw_buckets = 262144 > net.ipv4.tcp_tw_recycle = 1 > net.core.wmem_max = 33554432 > net.core.netdev_max_backlog = 2000 > kernel.panic = 1 > net.ipv4.tcp_rmem = 16184 174760 33554432 > kernel.panic_on_oops = 1 > net.ipv4.conf.all.arp_ignore = 1 > net.core.rmem_default = 215040 > net.ipv4.tcp_fin_timeout = 30 > net.ipv4.tcp_keepalive_time = 300 > net.ipv4.tcp_max_orphans = 262144 > net.ipv4.tcp_max_syn_backlog = 8192 > net.core.wmem_default = 215040 > net.ipv4.tcp_dsack = 0 > net.ipv4.ip_local_port_range = 1024 65535 > net.ipv4.tcp_tw_reuse = 1 > net.ipv4.ip_nonlocal_bind = 1 > net.ipv4.tcp_wmem = 16184 174760 33554432 > net.ipv4.tcp_timestamps = 0 > net.core.rmem_max = 33554432 > net.ipv4.tcp_sack = 0 > #v- > > Regards, -- Mariusz Gronczewski (XANi) <[email protected]> GnuPG: 0xEA8ACE64 http://devrandom.pl
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