Added additional clamping for assertions

ash-darin · web-flow · commit f264c1d2b684 · 2026-03-27T16:59:18.000+01:00
diff --git a/server/src/main/java/org/elasticsearch/monitor/os/OsStats.java b/server/src/main/java/org/elasticsearch/monitor/os/OsStats.java
@@ -215,10 +215,20 @@ public Swap(long total, long free) {
         }
 
         public Swap(StreamInput in) throws IOException {
-            this.total = in.readLong();
-            assert this.total >= 0 : "expected total swap to be positive, got: " + total;
-            this.free = in.readLong();
-            assert this.free >= 0 : "expected free swap to be positive, got: " + free;
+            long total = in.readLong();
+            assert total >= 0 : "expected total swap to be positive, got: " + total;
+            if (total < 0) {
+                logger.error("negative total swap [{}] deserialized in swap stats", total);
+                total = 0;
+            }
+            this.total = total;
+            long free = in.readLong();
+            assert free >= 0 : "expected free swap to be positive, got: " + free;
+            if (free < 0) {
+                logger.error("negative free swap [{}] deserialized in swap stats", free);
+                free = 0
+            }
+            this.free = free;
         }
 
         @Override
