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performance.h
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performance.h
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/* vPFS: Virtualized Parallel File System:
* Performance Virtualization of Parallel File Systems
* Copyright (C) 2009-2012 Yiqi Xu Florida International University
* Laboratory of Virtualized Systems, Infrastructure and Applications (VISA)
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as published
* by the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* See COPYING in top-level directory.
*/
#ifndef PERFORMANCE_H_
#define PERFORMANCE_H_
#include <pthread.h>
extern int performance_interval;
extern pthread_mutex_t counter_mutex;
extern int first_time;
extern struct timeval last_count_time, first_count_time;
struct performance_sta
{
float throughput;
long iops;
int req_go;
int req_come;
int req_delay;
int block_count;
};
extern int* average_resp_time;
#endif /* PERFORMANCE_H_ */