Merge pull request #5453 from damz/pr/aof-buffer-evict

Overhead is the allocated size of the AOF buffer, not its length

src/evict.c

@@ -364,7 +364,7 @@ size_t freeMemoryGetNotCountedMemory(void) {
         }
     }
     if (server.aof_state != AOF_OFF) {
-        overhead += sdslen(server.aof_buf)+aofRewriteBufferSize();
+        overhead += sdsalloc(server.aof_buf)+aofRewriteBufferSize();
     }
     return overhead;
 }

src/object.c

@@ -1011,7 +1011,7 @@ struct redisMemOverhead *getMemoryOverheadData(void) {
 
     mem = 0;
     if (server.aof_state != AOF_OFF) {
-        mem += sdslen(server.aof_buf);
+        mem += sdsalloc(server.aof_buf);
         mem += aofRewriteBufferSize();
     }
     mh->aof_buffer = mem;