fc572a5da0
This enables tcp stats (listen, established, syn, time_wait, close) in dstat to allow us to get a high-level view of performance changes in the system during gate runs. Change-Id: Ifbffbed22446e7e6a3b825c18266b63d2f2e7718
33 lines
1.0 KiB
Bash
Executable File
33 lines
1.0 KiB
Bash
Executable File
#!/bin/bash
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# **tools/dstat.sh** - Execute instances of DStat to log system load info
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#
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# Multiple instances of DStat are executed in order to take advantage of
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# incompatible features, particularly CSV output and the "top-cpu-adv" and
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# "top-io-adv" flags.
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#
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# Assumes:
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# - dstat command is installed
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# Retrieve log directory as argument from calling script.
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LOGDIR=$1
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# Command line arguments for primary DStat process.
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DSTAT_OPTS="-tcmndrylpg --top-cpu-adv --top-io-adv --top-mem --swap --tcp"
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# Command-line arguments for secondary background DStat process.
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DSTAT_CSV_OPTS="-tcmndrylpg --tcp --output $LOGDIR/dstat-csv.log"
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# Execute and background the secondary dstat process and discard its output.
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dstat $DSTAT_CSV_OPTS >& /dev/null &
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# Execute and background the primary dstat process, but keep its output in this
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# TTY.
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dstat $DSTAT_OPTS &
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# Catch any exit signals, making sure to also terminate any child processes.
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trap "kill -- -$$" EXIT
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# Keep this script running as long as child dstat processes are alive.
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wait
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