1 files changed, 5 insertions, 5 deletions
diff --git a/node-maintainer/src/main/java/com/yahoo/vespa/hosted/node/verification/hardware/benchmarks/DiskBenchmark.java b/node-maintainer/src/main/java/com/yahoo/vespa/hosted/node/verification/hardware/benchmarks/DiskBenchmark.java
index 7d2082f5027..a7fc5809058 100644
--- a/node-maintainer/src/main/java/com/yahoo/vespa/hosted/node/verification/hardware/benchmarks/DiskBenchmark.java
+++ b/node-maintainer/src/main/java/com/yahoo/vespa/hosted/node/verification/hardware/benchmarks/DiskBenchmark.java
@@ -10,6 +10,7 @@ import java.io.IOException;
 import java.util.ArrayList;
 import java.util.Arrays;
 import java.util.List;
+import java.util.Optional;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 
@@ -42,22 +43,21 @@ public class DiskBenchmark implements Benchmark {
     public void doBenchmark() {
         try {
             List<String> commandOutput = commandExecutor.executeCommand(DISK_BENCHMARK_COMMAND);
-            ParseResult parseResult = parseDiskSpeed(commandOutput);
+            Optional<ParseResult> parseResult = parseDiskSpeed(commandOutput);
             setDiskSpeed(parseResult);
         } catch (IOException e) {
             logger.log(Level.WARNING, "Failed to perform disk benchmark", e);
         }
     }
 
-    ParseResult parseDiskSpeed(List<String> commandOutput) {
+    Optional<ParseResult> parseDiskSpeed(List<String> commandOutput) {
         List<String> searchWords = new ArrayList<>(Arrays.asList(KILO_BYTE_SEARCH_WORD, MEGA_BYTE_SEARCH_WORD, GIGA_BYTE_SEARCH_WORD));
         ParseInstructions parseInstructions = new ParseInstructions(SEARCH_ELEMENT_INDEX, RETURN_ELEMENT_INDEX, SPLIT_REGEX_STRING, searchWords);
         return OutputParser.parseSingleOutput(parseInstructions, commandOutput);
     }
 
-    void setDiskSpeed(ParseResult parseResult) {
-        double diskSpeedMBs = getDiskSpeedInMBs(parseResult);
-        benchmarkResults.setDiskSpeedMbs(diskSpeedMBs);
+    void setDiskSpeed(Optional<ParseResult> parseResult) {
+        benchmarkResults.setDiskSpeedMbs(parseResult.map(this::getDiskSpeedInMBs).orElse(0.0d));
     }
 
     double getDiskSpeedInMBs(ParseResult parseResult) {