text: /*
  * Licensed to the Apache Software Foundation (ASF) under one or more
  * contributor license agreements.  See the NOTICE file distributed with
  * this work for additional information regarding copyright ownership.
  * The ASF licenses this file to You under the Apache License, Version 2.0
  * (the "License"); you may not use this file except in compliance with
  * the License.  You may obtain a copy of the License at
  *
  *     http://www.apache.org/licenses/LICENSE-2.0
  *
  * Unless required by applicable law or agreed to in writing, software
  * distributed under the License is distributed on an "AS IS" BASIS,
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
  #include <unistd.h>
  #include <stdio.h>
  #include <stdlib.h>
  
  #include "util.h"
  
  size_t getMemUsage(){
  	pid_t pid = getpid();
  
  	char cmd[1000];
  
  	sprintf(cmd, "cat /proc/%d/status | grep VmData |  awk '{print $2}'", pid);
  
  
  	FILE *f = popen(cmd, "r");
  
  	int dataSize;
  	
  	fscanf(f, "%d\n", &dataSize);
  
  	pclose(f);
  
  	return (size_t)dataSize * (size_t)1024;
  }
  