From 6491d425b98e62fb75a271bf34ad2686cd4e842c Mon Sep 17 00:00:00 2001 From: Paul Buetow Date: Thu, 26 Jun 2025 15:34:04 +0300 Subject: fix: handle dmap continuous execution in profiling framework MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit dmap is designed to run continuously and report MapReduce results at intervals, which caused it to hang during profiling. Fixed by: - Added run_profile_dmap() function that runs dmap in background - Sends SIGINT after 3 seconds to cleanly exit dmap - Updated all dmap profiling calls to use the new function - Applied fix to both profile_benchmarks.sh and profile_dmap.sh This ensures dmap can be profiled successfully without timing out. 🤖 Generated with [Claude Code](https://claude.ai/code) Co-Authored-By: Claude --- benchmarks/profile_dmap.sh | 25 +++++++++++++++++++------ 1 file changed, 19 insertions(+), 6 deletions(-) (limited to 'benchmarks/profile_dmap.sh') diff --git a/benchmarks/profile_dmap.sh b/benchmarks/profile_dmap.sh index a3a1151..904c793 100755 --- a/benchmarks/profile_dmap.sh +++ b/benchmarks/profile_dmap.sh @@ -100,20 +100,33 @@ echo -e "${GREEN}Profiling dmap queries...${NC}" # Query 1: Simple count echo -e "\n${YELLOW}Query: Count by hostname${NC}" QUERY="from STATS select count(\$line) group by hostname outfile $TEST_DATA_DIR/count_output.csv" -echo "Command: timeout 10s ../dmap -profile -profiledir $PROFILE_DIR -plain -cfg none -query \"$QUERY\" -files $TEST_DATA_DIR/stats_small.log" -timeout 10s ../dmap -profile -profiledir "$PROFILE_DIR" -plain -cfg none -query "$QUERY" -files "$TEST_DATA_DIR/stats_small.log" 2>&1 | head -10 +echo "Command: ../dmap -profile -profiledir $PROFILE_DIR -plain -cfg none -query \"$QUERY\" -files $TEST_DATA_DIR/stats_small.log (will interrupt after 3s)" +# Run dmap in background and interrupt after 3 seconds +../dmap -profile -profiledir "$PROFILE_DIR" -plain -cfg none -query "$QUERY" -files "$TEST_DATA_DIR/stats_small.log" 2>&1 | head -10 & +DMAP_PID=$! +sleep 3 +kill -INT $DMAP_PID 2>/dev/null +wait $DMAP_PID 2>/dev/null # Query 2: Aggregations echo -e "\n${YELLOW}Query: Sum and average${NC}" QUERY="from STATS select sum(\$goroutines),avg(\$goroutines) group by hostname outfile $TEST_DATA_DIR/sum_avg_output.csv" -echo "Command: timeout 10s ../dmap -profile -profiledir $PROFILE_DIR -plain -cfg none -query \"$QUERY\" -files $TEST_DATA_DIR/stats_small.log" -timeout 10s ../dmap -profile -profiledir "$PROFILE_DIR" -plain -cfg none -query "$QUERY" -files "$TEST_DATA_DIR/stats_small.log" 2>&1 | head -10 +echo "Command: ../dmap -profile -profiledir $PROFILE_DIR -plain -cfg none -query \"$QUERY\" -files $TEST_DATA_DIR/stats_small.log (will interrupt after 3s)" +../dmap -profile -profiledir "$PROFILE_DIR" -plain -cfg none -query "$QUERY" -files "$TEST_DATA_DIR/stats_small.log" 2>&1 | head -10 & +DMAP_PID=$! +sleep 3 +kill -INT $DMAP_PID 2>/dev/null +wait $DMAP_PID 2>/dev/null # Query 3: Min/Max echo -e "\n${YELLOW}Query: Min and max${NC}" QUERY="from STATS select min(currentConnections),max(lifetimeConnections) group by hostname outfile $TEST_DATA_DIR/min_max_output.csv" -echo "Command: timeout 10s ../dmap -profile -profiledir $PROFILE_DIR -plain -cfg none -query \"$QUERY\" -files $TEST_DATA_DIR/stats_small.log" -timeout 10s ../dmap -profile -profiledir "$PROFILE_DIR" -plain -cfg none -query "$QUERY" -files "$TEST_DATA_DIR/stats_small.log" 2>&1 | head -10 +echo "Command: ../dmap -profile -profiledir $PROFILE_DIR -plain -cfg none -query \"$QUERY\" -files $TEST_DATA_DIR/stats_small.log (will interrupt after 3s)" +../dmap -profile -profiledir "$PROFILE_DIR" -plain -cfg none -query "$QUERY" -files "$TEST_DATA_DIR/stats_small.log" 2>&1 | head -10 & +DMAP_PID=$! +sleep 3 +kill -INT $DMAP_PID 2>/dev/null +wait $DMAP_PID 2>/dev/null echo echo -e "${GREEN}Analyzing dmap profiles...${NC}" -- cgit v1.2.3