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path: root/tools/run_tests/performance/process_remote_perf_flamegraphs.sh
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#!/bin/bash
# Copyright 2015, Google Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions are
# met:
#
#     * Redistributions of source code must retain the above copyright
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#     * Redistributions in binary form must reproduce the above
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# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

mkdir -p $OUTPUT_DIR

PERF_DATA_FILE=${PERF_BASE_NAME}-perf.data
PERF_SCRIPT_OUTPUT=${PERF_BASE_NAME}-out.perf

# Generate Flame graphs
echo "running perf script on $USER_AT_HOST with perf.data"
ssh $USER_AT_HOST "cd ~/performance_workspace/grpc && perf script -i $PERF_DATA_FILE | gzip > ${PERF_SCRIPT_OUTPUT}.gz"

scp $USER_AT_HOST:~/performance_workspace/grpc/$PERF_SCRIPT_OUTPUT.gz .

gzip -d -f $PERF_SCRIPT_OUTPUT.gz

~/FlameGraph/stackcollapse-perf.pl --kernel $PERF_SCRIPT_OUTPUT | ~/FlameGraph/flamegraph.pl --color=java --hash > ${OUTPUT_DIR}/${OUTPUT_FILENAME}.svg