handle null pointer exception in swap memory read

ant-media · Mar 22, 2021 · f2a458f · f2a458f
1 parent b48e61f
commit f2a458f
Showing 1 changed file with 8 additions and 3 deletions.
diff --git a/src/main/java/io/antmedia/statistic/StatsCollector.java b/src/main/java/io/antmedia/statistic/StatsCollector.java
@@ -534,10 +534,15 @@ public static JsonObject getSysteMemoryInfoJSObject() {
 		jsonObject.addProperty(TOTAL_MEMORY, SystemUtils.osTotalPhysicalMemory());
 		jsonObject.addProperty(FREE_MEMORY, SystemUtils.osFreePhysicalMemory());
 		jsonObject.addProperty(IN_USE_MEMORY, SystemUtils.osInUsePhysicalMemory());
-		jsonObject.addProperty(TOTAL_SWAP_SPACE, SystemUtils.osTotalSwapSpace());
-		jsonObject.addProperty(FREE_SWAP_SPACE, SystemUtils.osFreeSwapSpace());
-		jsonObject.addProperty(IN_USE_SWAP_SPACE, SystemUtils.osInUseSwapSpace());
 
+		//to handle the problem in raspberry pi4 + ubuntu 20.04
+		try {
+			jsonObject.addProperty(TOTAL_SWAP_SPACE, SystemUtils.osTotalSwapSpace());
+			jsonObject.addProperty(FREE_SWAP_SPACE, SystemUtils.osFreeSwapSpace());
+			jsonObject.addProperty(IN_USE_SWAP_SPACE, SystemUtils.osInUseSwapSpace());
+		}catch (Exception e) {
+			logger.error("swap memory statistic can not be read");
+		}
 
 		jsonObject.addProperty(AVAILABLE_MEMORY, SystemUtils.osAvailableMemory());