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36 lines
563 B
Bash
Executable file
36 lines
563 B
Bash
Executable file
#!/bin/bash
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case $1 in
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config)
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cat <<EOF
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graph_title TCP retransmissions
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graph_vlabel Rate, retrs/sockets
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graph_category network
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graph_info dynamic TCP socket retransmission counters
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rate.label Retransmission rate
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rate.draw LINE2
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EOF
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exit 0
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;;
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autoconf)
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if [ -f /proc/net/tcp -o -f /proc/net/tcp6 ]
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then
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echo yes
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exit 0
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else
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echo no
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exit 1
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fi
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esac
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cat /proc/net/tcp* | awk '
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{
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TOTAL += $7;
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COUNT++;
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}
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END {
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printf "rate.value %.3f\n", TOTAL/COUNT
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}
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'
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