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increase default conntrack buffer size

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The figure is based on our experience of running scope probes in
production systems. Below this we see a lot of "conntrack
stderr:WARNING: We have hit ENOBUFS! We are losing events."
This commit is contained in:
Matthias Radestock
2017-07-24 12:28:56 +01:00
parent 3c16c416a5
commit 9cc6cdbd5f
1 changed files with 1 additions and 1 deletions
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2
prog/main.go
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@@ -288,7 +288,7 @@ func setupFlags(flags *flags) {
// Proc & endpoint
flag.BoolVar(&flags.probe.useConntrack, "probe.conntrack", true, "also use conntrack to track connections")
flag.IntVar(&flags.probe.conntrackBufferSize, "probe.conntrack.buffersize", 208*1024, "conntrack buffer size")
flag.IntVar(&flags.probe.conntrackBufferSize, "probe.conntrack.buffersize", 4096*1024, "conntrack buffer size")
flag.BoolVar(&flags.probe.spyProcs, "probe.proc.spy", true, "associate endpoints with processes (needs root)")
flag.StringVar(&flags.probe.procRoot, "probe.proc.root", "/proc", "location of the proc filesystem")
flag.BoolVar(&flags.probe.procEnabled, "probe.processes", true, "produce process topology & include procspied connections")