Show tests with max RSS (#8888)

.github/actions/test_ya/action.yml

@@ -340,15 +340,17 @@ runs:
           echo $CURRENT_MESSAGE | GITHUB_TOKEN="${{ github.token }}" .github/scripts/tests/comment-pr.py
 
           CURRENT_JUNIT_XML_PATH=$CURRENT_PUBLIC_DIR/junit.xml
-          CURRENT_REPORT=$CURRENT_PUBLIC_DIR/report.txt
+          CURRENT_REPORT=$CURRENT_PUBLIC_DIR/report.json
           set +ex
           (./ya make $YA_MAKE_TARGET "${params[@]}" \
             $RERUN_FAILED_OPT --log-file "$PUBLIC_DIR/ya_log.log"  \
             --evlog-file "$CURRENT_PUBLIC_DIR/ya_evlog.jsonl" \
-            --junit "$CURRENT_JUNIT_XML_PATH" --build-results-report $CURRENT_REPORT --output "$YA_MAKE_OUT_DIR"; echo $? > exit_code) |& cat >> $YA_MAKE_OUTPUT
+            --junit "$CURRENT_JUNIT_XML_PATH" --build-results-report "$CURRENT_REPORT" --output "$YA_MAKE_OUT_DIR"; echo $? > exit_code) |& cat >> $YA_MAKE_OUTPUT
           set -ex
           RC=`cat exit_code`
 
+          .github/scripts/tests/report_analyzer.py --report_file "$CURRENT_REPORT" --summary_file $CURRENT_PUBLIC_DIR/summary_report.txt || true
+
           # convert to chromium trace
           # seems analyze-make don't have simple "output" parameter, so change cwd
           ya_dir=$(pwd)

.github/scripts/tests/report_analyzer.py

@@ -0,0 +1,45 @@
+#!/usr/bin/env python3
+
+"""
+The tool used to analyze file created by "ya make ... --build-results-report <file>"
+"""
+
+import argparse
+import sys
+import json 
+
+if __name__ == "__main__":
+    parser = argparse.ArgumentParser()
+    parser.add_argument(
+        "--report_file", 
+        help="path to file received via 'ya make ... --build-results-report <file>'", 
+        type=argparse.FileType("r"), 
+        required=True
+    )
+    parser.add_argument(
+        "--summary_file", 
+        help="output file for summary", 
+        type=argparse.FileType("w"), 
+        default="-"
+    )
+    args = parser.parse_args()
+
+    report_file = args.report_file
+    summary_file = args.summary_file
+
+    obj = json.load(report_file)
+
+    all = []
+
+    for result in obj["results"]:
+        type_ = result["type"] 
+        if type_ == "test" and result.get("chunk"):
+            rss_consumtion = result["metrics"].get("suite_max_proc_tree_memory_consumption_kb", 0) / 1024 / 1024
+            path = result["path"] + " " + result.get("subtest_name", "")
+            all.append((rss_consumtion, path))
+
+    all.sort()
+    summary_file.write("RSS usage by tests, sorted\n\n")    
+    for rss, path in all:
+        summary_file.write("{} {:.2f} GiB\n".format(path, rss))
+    summary_file.write("\n")