Adapts to Java 8+, but still guessing the numbers

Author: solsson

50kafka.yml

@@ -28,8 +28,7 @@ spec:
         command:
         - java
         - -Xmx80M
-        # TODO OpenJDK 64-Bit Server VM warning: ignoring option MaxPermSize=16m; support was removed in 8.0
-        - -XX:MaxPermSize=16m
+        - -XX:MaxMetaspaceSize=16m
         - -Xss1m
         - -jar
         - jmx_prometheus_httpserver.jar

test/metrics.yml

@@ -1,5 +1,5 @@
 # kubectl apply -f test/metrics.yml && kubectl scale --replicas=0 deploy/metrics && kubectl scale --replicas=1 deploy/metrics
-# kubectl exec -ti metrics-... -- tail -f /tmp/loglast | egrep 'time_total|^jmx_scrape_duration_seconds|^java_lang_memory_heapmemoryusage_used|^java_lang_memory_nonheapmemoryusage_used'
+# kubectl exec metrics-... -- tail -f /tmp/loglast | egrep 'time_total|^jmx_scrape_duration_seconds|^java_lang_memory_heapmemoryusage_used|^java_lang_memory_nonheapmemoryusage_used'
 ---
 kind: ConfigMap
 metadata:

zookeeper/50pzoo.yml

@@ -31,8 +31,7 @@ spec:
         command:
         - java
         - -Xmx80M
-        # TODO OpenJDK 64-Bit Server VM warning: ignoring option MaxPermSize=16m; support was removed in 8.0
-        - -XX:MaxPermSize=16m
+        - -XX:MaxMetaspaceSize=16m
         - -Xss1m
         - -jar
         - jmx_prometheus_httpserver.jar

zookeeper/51zoo.yml

@@ -35,7 +35,7 @@ spec:
         - java
         - -Xms39M
         - -Xmx80M
-        - -XX:MaxPermSize=16m
+        - -XX:MaxMetaspaceSize=16m
         - -Xss1m
         - -jar
         - jmx_prometheus_httpserver.jar