HoustonPutman commented on a change in pull request #2055:
URL: https://github.com/apache/lucene-solr/pull/2055#discussion_r517610328



##########
File path: solr/bin/solr
##########
@@ -2172,6 +2172,16 @@ function start_solr() {
     SOLR_OPTS+=($AUTHC_OPTS)
   fi
 
+  # If a heap dump directory is specified, enable it in SOLR_OPTS
+  if [[ -z "$SOLR_HEAP_DUMP_DIR" ]] && [[ "$SOLR_HEAP_DUMP" == "true" ]]; then
+    SOLR_HEAP_DUMP_DIR="${SOLR_LOGS_DIR}/dumps"
+  fi
+  if [[ -n "$SOLR_HEAP_DUMP_DIR" ]]; then
+    SOLR_OPTS+=("-XX:+HeapDumpOnOutOfMemoryError")
+    SOLR_OPTS+=("-XX:HeapDumpPath=$SOLR_HEAP_DUMP_DIR/solr-$(date 
+%s)-pid$$.hprof")
+    mkdir -p "$SOLR_HEAP_DUMP_DIR" 2>/dev/null

Review comment:
       Why are you piping the errors here? `mkdir -p` should be safe right?




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