diff --git a/src/main/java/org/apache/cassandra/db/commitlog/CommitLog.java b/src/main/java/org/apache/cassandra/db/commitlog/CommitLog.java
index 784b8bb..d5c6689 100644
--- a/src/main/java/org/apache/cassandra/db/commitlog/CommitLog.java
+++ b/src/main/java/org/apache/cassandra/db/commitlog/CommitLog.java
@@ -73,7 +73,7 @@ public class CommitLog implements CommitLogMBean {
     @Deprecated
     public long getCompletedTasks() {
         log(" getCompletedTasks()");
-        return c.getLongValue("");
+        return metrics.completedTasks.value();
     }
 
     /**
@@ -84,7 +84,7 @@ public class CommitLog implements CommitLogMBean {
     @Deprecated
     public long getPendingTasks() {
         log(" getPendingTasks()");
-        return c.getLongValue("");
+        return metrics.pendingTasks.value();
     }
 
     /**
@@ -95,7 +95,7 @@ public class CommitLog implements CommitLogMBean {
     @Deprecated
     public long getTotalCommitlogSize() {
         log(" getTotalCommitlogSize()");
-        return c.getLongValue("");
+        return metrics.totalCommitLogSize.value();
     }
 
     /**
diff --git a/src/main/java/org/apache/cassandra/db/compaction/CompactionManager.java b/src/main/java/org/apache/cassandra/db/compaction/CompactionManager.java
index 7cd95be..55c3a60 100644
--- a/src/main/java/org/apache/cassandra/db/compaction/CompactionManager.java
+++ b/src/main/java/org/apache/cassandra/db/compaction/CompactionManager.java
@@ -117,7 +117,7 @@ public class CompactionManager implements CompactionManagerMBean {
     @Deprecated
     public int getPendingTasks() {
         log(" getPendingTasks()");
-        return c.getIntValue("");
+        return metrics.pendingTasks.value();
     }
 
     /**
@@ -127,7 +127,7 @@ public class CompactionManager implements CompactionManagerMBean {
     @Deprecated
     public long getCompletedTasks() {
         log(" getCompletedTasks()");
-        return c.getLongValue("");
+        return metrics.completedTasks.value();
     }
 
     /**
@@ -147,7 +147,7 @@ public class CompactionManager implements CompactionManagerMBean {
     @Deprecated
     public long getTotalCompactionsCompleted() {
         log(" getTotalCompactionsCompleted()");
-        return c.getLongValue("");
+        return metrics.totalCompactionsCompleted.count();
     }
 
     /**