Messages in this thread | | | Subject | Re: [PATCH, RFC] RCU : OOM avoidance and lower latency | From | Lee Revell <> | Date | Fri, 06 Jan 2006 14:24:07 -0500 |
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On Fri, 2006-01-06 at 11:17 +0100, Eric Dumazet wrote: > I have some servers that once in a while crashes when the ip route > cache is flushed. After > raising /proc/sys/net/ipv4/route/secret_interval (so that *no* > flush is done), I got better uptime for these servers.
Argh, where is that documented? I have been banging my head against this for weeks - how do I keep the kernel from flushing 4096 routes at once in softirq context causing huge (~8-20ms) latency problems?
I tried all the route related sysctls I could find and nothing worked...
Lee
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