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fileop.c
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/*
* Author: Don Capps
* 3/13/2006
*
* Author: Don Capps ([email protected])
* 7417 Crenshaw
* Plano, TX 75025
*
* Copyright 2006, 2007, 2008, 2009 Don Capps.
*
* License to freely use and distribute this software is hereby granted
* by the author, subject to the condition that this copyright notice
* remains intact. The author retains the exclusive right to publish
* derivative works based on this work, including, but not limited to,
* revised versions of this work",
*
*
fileop [-f X ]|[-l # -u #] [-s Y] [-e] [-b] [-w] [-d <dir>] [-t] [-v] [-h]
-f # Force factor. X^3 files will be created and removed.
-l # Lower limit on the value of the Force factor.
-u # Upper limit on the value of the Force factor.
-s # Optional. Sets filesize for the create/write. May use suffix 'K' or 'M'.
-e Excel importable format.
-b Output best case.
-w Output worst case.
-d <dir> Specify starting directory.
-U <dir> Mount point to remount between tests.
-t Verbose output option.
-v Version information.
-h Help text.
*
* X is a force factor. The total number of files will
* be X * X * X ( X ^ 3 )
* The structure of the file tree is:
* X number of Level 1 directories, with X number of
* level 2 directories, with X number of files in each
* of the level 2 directories.
*
* Example: fileop 2
*
* dir_1 dir_2
* / \ / \
* sdir_1 sdir_2 sdir_1 sdir_2
* / \ / \ / \ / \
* file_1 file_2 file_1 file_2 file_1 file_2 file_1 file_2
*
* Each file will be created, and then 1 byte is written to the file.
*
*/
#include <sys/types.h>
#include <sys/stat.h>
#include <fcntl.h>
#include <sys/time.h>
#include <stdlib.h>
#include <stdio.h>
#include <signal.h>
#include <unistd.h>
#include <dirent.h>
#include <string.h>
#include <limits.h>
#if defined(Windows)
#include <Windows.h>
#endif
#if !defined(PATH_MAX)
#define PATH_MAX 255
#endif
#if defined(_SUA_)
extern char *optarg;
extern char *opterr;
int fsync();
int getopt();
#endif
int junk, *junkp;
int x,excel;
int verbose = 0;
int sz = 1;
char *mbuffer;
int incr = 1;
#define _STAT_CREATE 0
#define _STAT_WRITE 1
#define _STAT_CLOSE 2
#define _STAT_LINK 3
#define _STAT_UNLINK 4
#define _STAT_DELETE 5
#define _STAT_STAT 6
#define _STAT_ACCESS 7
#define _STAT_CHMOD 8
#define _STAT_READDIR 9
#define _STAT_DIR_CREATE 10
#define _STAT_DIR_DELETE 11
#define _STAT_READ 12
#define _STAT_OPEN 13
#define _STAT_DIR_TRAVERSE 14
#define _NUM_STATS 15
struct stat_struct {
double starttime;
double endtime;
double speed;
double best;
double worst;
double dummy;
double total_time;
double dummy1;
long long counter;
} volatile stats[_NUM_STATS];
static double time_so_far(void);
void dir_create(int);
void dir_traverse(int);
void dir_delete(int);
void file_create(int);
void file_stat(int);
void file_access(int);
void file_chmod(int);
void file_readdir(int);
void file_delete(int);
void file_link(int);
void file_unlink(int);
void file_read(int);
void splash(void);
void usage(void);
void bzero();
void clear_stats();
int validate(char *, int , char );
#define THISVERSION " $Revision: 1.61 $"
/*#define NULL 0*/
char version[]=THISVERSION;
char thedir[PATH_MAX]="."; /* Default is to use the current directory */
const char *mountname=NULL; /* Default is not to unmount anything between the tests */
int cret;
int lower, upper,range;
int i;
int best, worst;
int dirlen;
/************************************************************************/
/* Routine to purge the buffer cache by unmounting drive. */
/************************************************************************/
void purge_buffer_cache()
{
if (!mountname)
return;
char cwd[PATH_MAX];
char command[1024];
int ret,i;
junkp=(int *)getcwd(cwd, sizeof(cwd));
junk=chdir("/");
strcpy(command,"umount ");
strcat(command, mountname);
/*
umount might fail if the device is still busy, so
retry unmounting several times with increasing delays
*/
for (i = 1; i < 10; ++i) {
ret = system(command);
if (ret == 0)
break;
sleep(i); /* seconds */
}
strcpy(command,"mount ");
strcat(command, mountname);
junk=system(command);
junk=chdir(cwd);
}
int main(int argc, char **argv)
{
if(argc == 1)
{
usage();
exit(1);
}
while((cret = getopt(argc,argv,"hbwetvf:s:l:u:d:U:i: ")) != EOF){
switch(cret){
case 'h':
usage();
exit(0);
break;
case 'd' :
dirlen=strlen(optarg);
if (optarg[dirlen-1]=='/')
--dirlen;
strncpy(thedir, optarg, dirlen);
thedir[dirlen] = 0;
break;
case 'U':
mountname = optarg;
break;
case 'i': /* Increment force by */
incr=atoi(optarg);
if(incr < 0)
incr=1;
break;
case 'f': /* Force factor */
x=atoi(optarg);
if(x < 0)
x=1;
break;
case 's': /* Size of files */
sz=atoi(optarg);
if(optarg[strlen(optarg)-1]=='k' ||
optarg[strlen(optarg)-1]=='K'){
sz = (1024 * atoi(optarg));
}
if(optarg[strlen(optarg)-1]=='m' ||
optarg[strlen(optarg)-1]=='M'){
sz = (1024 * 1024 * atoi(optarg));
}
if(sz < 0)
sz=1;
break;
case 'l': /* lower force value */
lower=atoi(optarg);
range=1;
if(lower < 0)
lower=1;
break;
case 'v': /* version */
splash();
exit(0);
break;
case 'u': /* upper force value */
upper=atoi(optarg);
range=1;
if(upper < 0)
upper=1;
break;
case 't': /* verbose */
verbose=1;
break;
case 'e': /* Excel */
excel=1;
break;
case 'b': /* Best */
best=1;
break;
case 'w': /* Worst */
worst=1;
break;
}
}
mbuffer=(char *)malloc(sz);
memset(mbuffer,'a',sz);
if(!excel)
printf("\nFileop: Working in %s, File size is %d, Output is in Ops/sec. (A=Avg, B=Best, W=Worst)\n", thedir, sz);
if(!verbose)
{
#ifdef Windows
printf(" . %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %10s\n",
"mkdir","chdir","rmdir","create","open","read","write","close","stat",
"access","chmod","readdir","delete"," Total_files");
#else
printf(" . %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %7s %10s\n",
"mkdir","chdir","rmdir","create","open", "read","write","close","stat",
"access","chmod","readdir","link ","unlink","delete",
" Total_files");
#endif
}
junk=chdir(thedir); /* change starting point */
if(x==0)
x=1;
if(range==0)
lower=upper=x;
for(i=lower;i<=upper;i+=incr)
{
clear_stats();
x=i;
/*
* Dir Create test
*/
purge_buffer_cache();
dir_create(x);
if(verbose)
{
printf("mkdir: Dirs = %9lld ",stats[_STAT_DIR_CREATE].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_DIR_CREATE].total_time);
printf(" Avg mkdir(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_DIR_CREATE].counter/stats[_STAT_DIR_CREATE].total_time,
stats[_STAT_DIR_CREATE].total_time/stats[_STAT_DIR_CREATE].counter);
printf(" Best mkdir(s)/sec = %12.2f (%12.9f seconds/op)\n",1/stats[_STAT_DIR_CREATE].best,stats[_STAT_DIR_CREATE].best);
printf(" Worst mkdir(s)/sec = %12.2f (%12.9f seconds/op)\n\n",1/stats[_STAT_DIR_CREATE].worst,stats[_STAT_DIR_CREATE].worst);
}
/*
* Dir Traverse test
*/
purge_buffer_cache();
dir_traverse(x);
if(verbose)
{
printf("chdir: Dirs = %9lld ",stats[_STAT_DIR_TRAVERSE].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_DIR_TRAVERSE].total_time);
printf(" Avg chdir(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_DIR_TRAVERSE].counter/stats[_STAT_DIR_TRAVERSE].total_time,
stats[_STAT_DIR_TRAVERSE].total_time/stats[_STAT_DIR_TRAVERSE].counter);
printf(" Best chdir(s)/sec = %12.2f (%12.9f seconds/op)\n",1/stats[_STAT_DIR_TRAVERSE].best,stats[_STAT_DIR_TRAVERSE].best);
printf(" Worst chdir(s)/sec = %12.2f (%12.9f seconds/op)\n\n",1/stats[_STAT_DIR_TRAVERSE].worst,stats[_STAT_DIR_TRAVERSE].worst);
}
/*
* Dir delete test
*/
purge_buffer_cache();
dir_delete(x);
if(verbose)
{
printf("rmdir: Dirs = %9lld ",stats[_STAT_DIR_DELETE].counter);
printf("Total Time = %12.9f seconds\n",stats[_STAT_DIR_DELETE].total_time);
printf(" Avg rmdir(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_DIR_DELETE].counter/stats[_STAT_DIR_DELETE].total_time,
stats[_STAT_DIR_DELETE].total_time/stats[_STAT_DIR_DELETE].counter);
printf(" Best rmdir(s)/sec = %12.2f (%12.9f seconds/op)\n",1/stats[_STAT_DIR_DELETE].best,stats[_STAT_DIR_DELETE].best);
printf(" Worst rmdir(s)/sec = %12.2f (%12.9f seconds/op)\n\n",1/stats[_STAT_DIR_DELETE].worst,stats[_STAT_DIR_DELETE].worst);
}
/*
* Create test
*/
purge_buffer_cache();
file_create(x);
if(verbose)
{
printf("create: Files = %9lld ",stats[_STAT_CREATE].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_CREATE].total_time);
printf(" Avg create(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_CREATE].counter/stats[_STAT_CREATE].total_time,
stats[_STAT_CREATE].total_time/stats[_STAT_CREATE].counter);
printf(" Best create(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_CREATE].best,stats[_STAT_CREATE].best);
printf(" Worst create(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_CREATE].worst,stats[_STAT_CREATE].worst);
printf("write: Files = %9lld ",stats[_STAT_WRITE].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_WRITE].total_time);
printf(" Avg write(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_WRITE].counter/stats[_STAT_WRITE].total_time,
stats[_STAT_WRITE].total_time/stats[_STAT_WRITE].counter);
printf(" Best write(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_WRITE].best,stats[_STAT_WRITE].best);
printf(" Worst write(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_WRITE].worst,stats[_STAT_WRITE].worst);
printf("close: Files = %9lld ",stats[_STAT_CLOSE].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_CLOSE].total_time);
printf(" Avg close(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_CLOSE].counter/stats[_STAT_CLOSE].total_time,
stats[_STAT_CLOSE].total_time/stats[_STAT_CLOSE].counter);
printf(" Best close(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_CLOSE].best,stats[_STAT_CLOSE].best);
printf(" Worst close(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_CLOSE].worst,stats[_STAT_CLOSE].worst);
}
/*
* Stat test
*/
purge_buffer_cache();
file_stat(x);
if(verbose)
{
printf("stat: Files = %9lld ",stats[_STAT_STAT].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_STAT].total_time);
printf(" Avg stat(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_STAT].counter/stats[_STAT_STAT].total_time,
stats[_STAT_STAT].total_time/stats[_STAT_STAT].counter);
printf(" Best stat(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_STAT].best,stats[_STAT_STAT].best);
printf(" Worst stat(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_STAT].worst,stats[_STAT_STAT].worst);
}
/*
* Read test
*/
purge_buffer_cache();
file_read(x);
if(verbose)
{
printf("open: Files = %9lld ",stats[_STAT_OPEN].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_OPEN].total_time);
printf(" Avg open(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_OPEN].counter/stats[_STAT_OPEN].total_time,
stats[_STAT_OPEN].total_time/stats[_STAT_OPEN].counter);
printf(" Best open(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_OPEN].best,stats[_STAT_OPEN].best);
printf(" Worst open(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_OPEN].worst,stats[_STAT_OPEN].worst);
printf("read: Files = %9lld ",stats[_STAT_READ].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_READ].total_time);
printf(" Avg read(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_READ].counter/stats[_STAT_READ].total_time,
stats[_STAT_READ].total_time/stats[_STAT_READ].counter);
printf(" Best read(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_READ].best,stats[_STAT_READ].best);
printf(" Worst read(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_READ].worst,stats[_STAT_READ].worst);
}
/*
* Access test
*/
purge_buffer_cache();
file_access(x);
if(verbose)
{
printf("access: Files = %9lld ",stats[_STAT_ACCESS].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_ACCESS].total_time);
printf(" Avg access(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_ACCESS].counter/stats[_STAT_ACCESS].total_time,
stats[_STAT_ACCESS].total_time/stats[_STAT_ACCESS].counter);
printf(" Best access(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_ACCESS].best,stats[_STAT_ACCESS].best);
printf(" Worst access(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_ACCESS].worst,stats[_STAT_ACCESS].worst);
}
/*
* Chmod test
*/
purge_buffer_cache();
file_chmod(x);
if(verbose)
{
printf("chmod: Files = %9lld ",stats[_STAT_CHMOD].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_CHMOD].total_time);
printf(" Avg chmod(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_CHMOD].counter/stats[_STAT_CHMOD].total_time,
stats[_STAT_CHMOD].total_time/stats[_STAT_CHMOD].counter);
printf(" Best chmod(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_CHMOD].best,stats[_STAT_CHMOD].best);
printf(" Worst chmod(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_CHMOD].worst,stats[_STAT_CHMOD].worst);
}
/*
* readdir test
*/
purge_buffer_cache();
file_readdir(x);
if(verbose)
{
printf("readdir: Files = %9lld ",stats[_STAT_READDIR].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_READDIR].total_time);
printf(" Avg readdir(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_READDIR].counter/stats[_STAT_READDIR].total_time,
stats[_STAT_READDIR].total_time/stats[_STAT_READDIR].counter);
printf(" Best readdir(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_READDIR].best,stats[_STAT_READDIR].best);
printf(" Worst readdir(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_READDIR].worst,stats[_STAT_READDIR].worst);
}
#if !defined(Windows)
/*
* link test
*/
purge_buffer_cache();
file_link(x);
if(verbose)
{
printf("link: Files = %9lld ",stats[_STAT_LINK].counter);
printf("Total Time = %12.9f seconds\n",stats[_STAT_LINK].total_time);
printf(" Avg link(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_LINK].counter/stats[_STAT_LINK].total_time,
stats[_STAT_LINK].total_time/stats[_STAT_LINK].counter);
printf(" Best link(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_LINK].best,stats[_STAT_LINK].best);
printf(" Worst link(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_LINK].worst,stats[_STAT_LINK].worst);
}
/*
* unlink test
*/
purge_buffer_cache();
file_unlink(x);
if(verbose)
{
printf("unlink: Files = %9lld ",stats[_STAT_UNLINK].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_UNLINK].total_time);
printf(" Avg unlink(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_UNLINK].counter/stats[_STAT_UNLINK].total_time,
stats[_STAT_UNLINK].total_time/stats[_STAT_UNLINK].counter);
printf(" Best unlink(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_UNLINK].best,stats[_STAT_UNLINK].best);
printf(" Worst unlink(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_UNLINK].worst,stats[_STAT_UNLINK].worst);
}
#endif
/*
* Delete test
*/
purge_buffer_cache();
file_delete(x);
if(verbose)
{
printf("delete: Files = %9lld ",stats[_STAT_DELETE].counter);
printf("Total Time = %12.9f seconds\n", stats[_STAT_DELETE].total_time);
printf(" Avg delete(s)/sec = %12.2f (%12.9f seconds/op)\n",
stats[_STAT_DELETE].counter/stats[_STAT_DELETE].total_time,
stats[_STAT_DELETE].total_time/stats[_STAT_DELETE].counter);
printf(" Best delete(s)/sec = %12.2f (%12.9f seconds/op)\n",
1/stats[_STAT_DELETE].best,stats[_STAT_DELETE].best);
printf(" Worst delete(s)/sec = %12.2f (%12.9f seconds/op)\n\n",
1/stats[_STAT_DELETE].worst,stats[_STAT_DELETE].worst);
}
if(!verbose)
{
printf("%c %4d %7.0f ",'A',x,stats[_STAT_DIR_CREATE].counter/stats[_STAT_DIR_CREATE].total_time);
printf("%7.0f ",stats[_STAT_DIR_TRAVERSE].counter/stats[_STAT_DIR_TRAVERSE].total_time);
printf("%7.0f ",stats[_STAT_DIR_DELETE].counter/stats[_STAT_DIR_DELETE].total_time);
printf("%7.0f ",stats[_STAT_CREATE].counter/stats[_STAT_CREATE].total_time);
printf("%7.0f ",stats[_STAT_OPEN].counter/stats[_STAT_OPEN].total_time);
printf("%7.0f ",stats[_STAT_READ].counter/stats[_STAT_READ].total_time);
printf("%7.0f ",stats[_STAT_WRITE].counter/stats[_STAT_WRITE].total_time);
printf("%7.0f ",stats[_STAT_CLOSE].counter/stats[_STAT_CLOSE].total_time);
printf("%7.0f ",stats[_STAT_STAT].counter/stats[_STAT_STAT].total_time);
printf("%7.0f ",stats[_STAT_ACCESS].counter/stats[_STAT_ACCESS].total_time);
printf("%7.0f ",stats[_STAT_CHMOD].counter/stats[_STAT_CHMOD].total_time);
printf("%7.0f ",stats[_STAT_READDIR].counter/stats[_STAT_READDIR].total_time);
#ifndef Windows
printf("%7.0f ",stats[_STAT_LINK].counter/stats[_STAT_LINK].total_time);
printf("%7.0f ",stats[_STAT_UNLINK].counter/stats[_STAT_UNLINK].total_time);
#endif
printf("%7.0f ",stats[_STAT_DELETE].counter/stats[_STAT_DELETE].total_time);
printf("%10d ",x*x*x);
printf("\n");
fflush(stdout);
if(best)
{
printf("%c %4d %7.0f ",'B',x, 1/stats[_STAT_DIR_CREATE].best);
printf("%7.0f ",1/stats[_STAT_DIR_TRAVERSE].best);
printf("%7.0f ",1/stats[_STAT_DIR_DELETE].best);
printf("%7.0f ",1/stats[_STAT_CREATE].best);
printf("%7.0f ",1/stats[_STAT_OPEN].best);
printf("%7.0f ",1/stats[_STAT_READ].best);
printf("%7.0f ",1/stats[_STAT_WRITE].best);
printf("%7.0f ",1/stats[_STAT_CLOSE].best);
printf("%7.0f ",1/stats[_STAT_STAT].best);
printf("%7.0f ",1/stats[_STAT_ACCESS].best);
printf("%7.0f ",1/stats[_STAT_CHMOD].best);
printf("%7.0f ",1/stats[_STAT_READDIR].best);
#ifndef Windows
printf("%7.0f ",1/stats[_STAT_LINK].best);
printf("%7.0f ",1/stats[_STAT_UNLINK].best);
#endif
printf("%7.0f ",1/stats[_STAT_DELETE].best);
printf("%10d ",x*x*x);
printf("\n");
fflush(stdout);
}
if(worst)
{
printf("%c %4d %7.0f ",'W',x, 1/stats[_STAT_DIR_CREATE].worst);
printf("%7.0f ",1/stats[_STAT_DIR_TRAVERSE].worst);
printf("%7.0f ",1/stats[_STAT_DIR_DELETE].worst);
printf("%7.0f ",1/stats[_STAT_CREATE].worst);
printf("%7.0f ",1/stats[_STAT_OPEN].worst);
printf("%7.0f ",1/stats[_STAT_READ].worst);
printf("%7.0f ",1/stats[_STAT_WRITE].worst);
printf("%7.0f ",1/stats[_STAT_CLOSE].worst);
printf("%7.0f ",1/stats[_STAT_STAT].worst);
printf("%7.0f ",1/stats[_STAT_ACCESS].worst);
printf("%7.0f ",1/stats[_STAT_CHMOD].worst);
printf("%7.0f ",1/stats[_STAT_READDIR].worst);
#ifndef Windows
printf("%7.0f ",1/stats[_STAT_LINK].worst);
printf("%7.0f ",1/stats[_STAT_UNLINK].worst);
#endif
printf("%7.0f ",1/stats[_STAT_DELETE].worst);
printf("%10d ",x*x*x);
printf("\n");
fflush(stdout);
}
}
}
return(0);
}
void
dir_create(int x)
{
int i,j,k;
int ret;
char buf[100];
stats[_STAT_DIR_CREATE].best=(double)99999.9;
stats[_STAT_DIR_CREATE].worst=(double)0.00000000;
for(i=0;i<x;i++)
{
sprintf(buf,"fileop_L1_%d",i);
stats[_STAT_DIR_CREATE].starttime=time_so_far();
ret=mkdir(buf,0777);
if(ret < 0)
{
printf("Mkdir failed\n");
exit(1);
}
stats[_STAT_DIR_CREATE].endtime=time_so_far();
stats[_STAT_DIR_CREATE].speed=stats[_STAT_DIR_CREATE].endtime-stats[_STAT_DIR_CREATE].starttime;
if(stats[_STAT_DIR_CREATE].speed < (double)0.0)
stats[_STAT_DIR_CREATE].speed=(double)0.0;
stats[_STAT_DIR_CREATE].total_time+=stats[_STAT_DIR_CREATE].speed;
stats[_STAT_DIR_CREATE].counter++;
if(stats[_STAT_DIR_CREATE].speed < stats[_STAT_DIR_CREATE].best)
stats[_STAT_DIR_CREATE].best=stats[_STAT_DIR_CREATE].speed;
if(stats[_STAT_DIR_CREATE].speed > stats[_STAT_DIR_CREATE].worst)
stats[_STAT_DIR_CREATE].worst=stats[_STAT_DIR_CREATE].speed;
junk=chdir(buf);
for(j=0;j<x;j++)
{
sprintf(buf,"fileop_L1_%d_L2_%d",i,j);
stats[_STAT_DIR_CREATE].starttime=time_so_far();
ret=mkdir(buf,0777);
if(ret < 0)
{
printf("Mkdir failed\n");
exit(1);
}
stats[_STAT_DIR_CREATE].endtime=time_so_far();
stats[_STAT_DIR_CREATE].speed=stats[_STAT_DIR_CREATE].endtime-stats[_STAT_DIR_CREATE].starttime;
if(stats[_STAT_DIR_CREATE].speed < (double)0.0)
stats[_STAT_DIR_CREATE].speed=(double) 0.0;
stats[_STAT_DIR_CREATE].total_time+=stats[_STAT_DIR_CREATE].speed;
stats[_STAT_DIR_CREATE].counter++;
if(stats[_STAT_DIR_CREATE].speed < stats[_STAT_DIR_CREATE].best)
stats[_STAT_DIR_CREATE].best=stats[_STAT_DIR_CREATE].speed;
if(stats[_STAT_DIR_CREATE].speed > stats[_STAT_DIR_CREATE].worst)
stats[_STAT_DIR_CREATE].worst=stats[_STAT_DIR_CREATE].speed;
junk=chdir(buf);
for(k=0;k<x;k++)
{
sprintf(buf,"fileop_dir_%d_%d_%d",i,j,k);
stats[_STAT_DIR_CREATE].starttime=time_so_far();
ret=mkdir(buf,0777);
if(ret < 0)
{
printf("Mkdir failed\n");
exit(1);
}
stats[_STAT_DIR_CREATE].endtime=time_so_far();
stats[_STAT_DIR_CREATE].speed=stats[_STAT_DIR_CREATE].endtime-stats[_STAT_DIR_CREATE].starttime;
if(stats[_STAT_DIR_CREATE].speed < (double)0.0)
stats[_STAT_DIR_CREATE].speed=(double) 0.0;
stats[_STAT_DIR_CREATE].total_time+=stats[_STAT_DIR_CREATE].speed;
stats[_STAT_DIR_CREATE].counter++;
if(stats[_STAT_DIR_CREATE].speed < stats[_STAT_DIR_CREATE].best)
stats[_STAT_DIR_CREATE].best=stats[_STAT_DIR_CREATE].speed;
if(stats[_STAT_DIR_CREATE].speed > stats[_STAT_DIR_CREATE].worst)
stats[_STAT_DIR_CREATE].worst=stats[_STAT_DIR_CREATE].speed;
junk=chdir(buf);
junk=chdir("..");
}
junk=chdir("..");
}
junk=chdir("..");
}
}
void
dir_traverse(int x)
{
int i,j,k;
char buf[100];
double time1, time2;
stats[_STAT_DIR_TRAVERSE].best=(double)99999.9;
stats[_STAT_DIR_TRAVERSE].worst=(double)0.00000000;
for(i=0;i<x;i++)
{
sprintf(buf,"fileop_L1_%d",i);
stats[_STAT_DIR_TRAVERSE].starttime=time_so_far();
junk=chdir(buf);
stats[_STAT_DIR_TRAVERSE].endtime=time_so_far();
time1=stats[_STAT_DIR_TRAVERSE].endtime-stats[_STAT_DIR_TRAVERSE].starttime;
for(j=0;j<x;j++)
{
sprintf(buf,"fileop_L1_%d_L2_%d",i,j);
stats[_STAT_DIR_TRAVERSE].starttime=time_so_far();
junk=chdir(buf);
stats[_STAT_DIR_TRAVERSE].endtime=time_so_far();
time2=stats[_STAT_DIR_TRAVERSE].endtime-stats[_STAT_DIR_TRAVERSE].starttime;
for(k=0;k<x;k++)
{
sprintf(buf,"fileop_dir_%d_%d_%d",i,j,k);
stats[_STAT_DIR_TRAVERSE].starttime=time_so_far();
junk=chdir(buf);
junk=chdir("..");
stats[_STAT_DIR_TRAVERSE].endtime=time_so_far();
stats[_STAT_DIR_TRAVERSE].speed=stats[_STAT_DIR_TRAVERSE].endtime-stats[_STAT_DIR_TRAVERSE].starttime;
if(stats[_STAT_DIR_TRAVERSE].speed < (double)0.0)
stats[_STAT_DIR_TRAVERSE].speed=(double) 0.0;
stats[_STAT_DIR_TRAVERSE].total_time+=stats[_STAT_DIR_TRAVERSE].speed;
stats[_STAT_DIR_TRAVERSE].counter++;
if(stats[_STAT_DIR_TRAVERSE].speed < stats[_STAT_DIR_TRAVERSE].best)
stats[_STAT_DIR_TRAVERSE].best=stats[_STAT_DIR_TRAVERSE].speed;
if(stats[_STAT_DIR_TRAVERSE].speed > stats[_STAT_DIR_TRAVERSE].worst)
stats[_STAT_DIR_TRAVERSE].worst=stats[_STAT_DIR_TRAVERSE].speed;
}
stats[_STAT_DIR_TRAVERSE].starttime=time_so_far();
junk=chdir("..");
stats[_STAT_DIR_TRAVERSE].endtime=time_so_far();
stats[_STAT_DIR_TRAVERSE].speed=time2+stats[_STAT_DIR_TRAVERSE].endtime-stats[_STAT_DIR_TRAVERSE].starttime;
if(stats[_STAT_DIR_TRAVERSE].speed < (double)0.0)
stats[_STAT_DIR_TRAVERSE].speed=(double) 0.0;
stats[_STAT_DIR_TRAVERSE].total_time+=stats[_STAT_DIR_TRAVERSE].speed;
stats[_STAT_DIR_TRAVERSE].counter++;
if(stats[_STAT_DIR_TRAVERSE].speed < stats[_STAT_DIR_TRAVERSE].best)
stats[_STAT_DIR_TRAVERSE].best=stats[_STAT_DIR_TRAVERSE].speed;
if(stats[_STAT_DIR_TRAVERSE].speed > stats[_STAT_DIR_TRAVERSE].worst)
stats[_STAT_DIR_TRAVERSE].worst=stats[_STAT_DIR_TRAVERSE].speed;
}
stats[_STAT_DIR_TRAVERSE].starttime=time_so_far();
junk=chdir("..");
stats[_STAT_DIR_TRAVERSE].endtime=time_so_far();
stats[_STAT_DIR_TRAVERSE].speed=time1+stats[_STAT_DIR_TRAVERSE].endtime-stats[_STAT_DIR_TRAVERSE].starttime;
if(stats[_STAT_DIR_TRAVERSE].speed < (double)0.0)
stats[_STAT_DIR_TRAVERSE].speed=(double)0.0;
stats[_STAT_DIR_TRAVERSE].total_time+=stats[_STAT_DIR_TRAVERSE].speed;
stats[_STAT_DIR_TRAVERSE].counter++;
if(stats[_STAT_DIR_TRAVERSE].speed < stats[_STAT_DIR_TRAVERSE].best)
stats[_STAT_DIR_TRAVERSE].best=stats[_STAT_DIR_TRAVERSE].speed;
if(stats[_STAT_DIR_TRAVERSE].speed > stats[_STAT_DIR_TRAVERSE].worst)
stats[_STAT_DIR_TRAVERSE].worst=stats[_STAT_DIR_TRAVERSE].speed;
}
}
void
file_create(int x)
{
int i,j,k;
int fd;
int ret;
char buf[100];
char value;
stats[_STAT_CREATE].best=(double)999999.9;
stats[_STAT_CREATE].worst=(double)0.0;
stats[_STAT_WRITE].best=(double)999999.9;
stats[_STAT_WRITE].worst=(double)0.0;
stats[_STAT_CLOSE].best=(double)999999.9;
stats[_STAT_CLOSE].worst=(double)0.0;
for(i=0;i<x;i++)
{
sprintf(buf,"fileop_L1_%d",i);
ret=mkdir(buf,0777);
if(ret < 0)
{
printf("Mkdir failed\n");
exit(1);
}
junk=chdir(buf);
for(j=0;j<x;j++)
{
sprintf(buf,"fileop_L1_%d_L2_%d",i,j);
ret=mkdir(buf,0777);
if(ret < 0)
{
printf("Mkdir failed\n");
exit(1);
}
junk=chdir(buf);
for(k=0;k<x;k++)
{
sprintf(buf,"fileop_file_%d_%d_%d",i,j,k);
value=(char) ((i^j^k) & 0xff);
memset(mbuffer,value,sz);
stats[_STAT_CREATE].starttime=time_so_far();
fd=creat(buf,O_RDWR|0600);
if(fd < 0)
{
printf("Create failed\n");
exit(1);
}
stats[_STAT_CREATE].endtime=time_so_far();
stats[_STAT_CREATE].speed=stats[_STAT_CREATE].endtime-stats[_STAT_CREATE].starttime;
if(stats[_STAT_CREATE].speed < (double)0.0)
stats[_STAT_CREATE].speed=(double)0.0;
stats[_STAT_CREATE].total_time+=stats[_STAT_CREATE].speed;
stats[_STAT_CREATE].counter++;
if(stats[_STAT_CREATE].speed < stats[_STAT_CREATE].best)
stats[_STAT_CREATE].best=stats[_STAT_CREATE].speed;
if(stats[_STAT_CREATE].speed > stats[_STAT_CREATE].worst)
stats[_STAT_CREATE].worst=stats[_STAT_CREATE].speed;
stats[_STAT_WRITE].starttime=time_so_far();
junk=write(fd,mbuffer,sz);
stats[_STAT_WRITE].endtime=time_so_far();
stats[_STAT_WRITE].counter++;
stats[_STAT_WRITE].speed=stats[_STAT_WRITE].endtime-stats[_STAT_WRITE].starttime;
if(stats[_STAT_WRITE].speed < (double)0.0)
stats[_STAT_WRITE].speed=(double)0.0;
stats[_STAT_WRITE].total_time+=stats[_STAT_WRITE].speed;
if(stats[_STAT_WRITE].speed < stats[_STAT_WRITE].best)
stats[_STAT_WRITE].best=stats[_STAT_WRITE].speed;
if(stats[_STAT_WRITE].speed > stats[_STAT_WRITE].worst)
stats[_STAT_WRITE].worst=stats[_STAT_WRITE].speed;
fsync(fd);
stats[_STAT_CLOSE].starttime=time_so_far();
close(fd);
stats[_STAT_CLOSE].endtime=time_so_far();
stats[_STAT_CLOSE].speed=stats[_STAT_CLOSE].endtime-stats[_STAT_CLOSE].starttime;
if(stats[_STAT_CLOSE].speed < (double)0.0)
stats[_STAT_CLOSE].speed=(double)0.0;
stats[_STAT_CLOSE].total_time+=stats[_STAT_CLOSE].speed;
stats[_STAT_CLOSE].counter++;
if(stats[_STAT_CLOSE].speed < stats[_STAT_CLOSE].best)
stats[_STAT_CLOSE].best=stats[_STAT_CLOSE].speed;
if(stats[_STAT_CLOSE].speed > stats[_STAT_CLOSE].worst)
stats[_STAT_CLOSE].worst=stats[_STAT_CLOSE].speed;
}
junk=chdir("..");
}
junk=chdir("..");
}
}
void
file_stat(int x)
{
int i,j,k,y;
char buf[100];
struct stat mystat;
stats[_STAT_STAT].best=(double)99999.9;
stats[_STAT_STAT].worst=(double)0.00000000;
for(i=0;i<x;i++)
{
sprintf(buf,"fileop_L1_%d",i);
junk=chdir(buf);
for(j=0;j<x;j++)
{
sprintf(buf,"fileop_L1_%d_L2_%d",i,j);
junk=chdir(buf);
for(k=0;k<x;k++)
{
sprintf(buf,"fileop_file_%d_%d_%d",i,j,k);
stats[_STAT_STAT].starttime=time_so_far();
y=stat(buf,&mystat);
if(y < 0)
{
printf("Stat failed\n");
exit(1);
}
stats[_STAT_STAT].endtime=time_so_far();
stats[_STAT_STAT].speed=stats[_STAT_STAT].endtime-stats[_STAT_STAT].starttime;
if(stats[_STAT_STAT].speed < (double)0.0)
stats[_STAT_STAT].speed=(double)0.0;
stats[_STAT_STAT].total_time+=stats[_STAT_STAT].speed;
stats[_STAT_STAT].counter++;
if(stats[_STAT_STAT].speed < stats[_STAT_STAT].best)
stats[_STAT_STAT].best=stats[_STAT_STAT].speed;
if(stats[_STAT_STAT].speed > stats[_STAT_STAT].worst)
stats[_STAT_STAT].worst=stats[_STAT_STAT].speed;
}
junk=chdir("..");
}
junk=chdir("..");
}
}
void
file_access(int x)
{
int i,j,k,y;
char buf[100];
stats[_STAT_ACCESS].best=(double)999999.9;
stats[_STAT_ACCESS].worst=(double)0.0;
for(i=0;i<x;i++)
{
sprintf(buf,"fileop_L1_%d",i);
junk=chdir(buf);
for(j=0;j<x;j++)
{
sprintf(buf,"fileop_L1_%d_L2_%d",i,j);
junk=chdir(buf);
for(k=0;k<x;k++)
{
sprintf(buf,"fileop_file_%d_%d_%d",i,j,k);
stats[_STAT_ACCESS].starttime=time_so_far();
y=access(buf,W_OK|F_OK);
if(y < 0)
{
printf("access failed\n");
perror("what");
exit(1);
}
stats[_STAT_ACCESS].endtime=time_so_far();
stats[_STAT_ACCESS].speed=stats[_STAT_ACCESS].endtime-stats[_STAT_ACCESS].starttime;
if(stats[_STAT_ACCESS].speed < (double)0.0)
stats[_STAT_ACCESS].speed=(double)0.0;
stats[_STAT_ACCESS].total_time+=stats[_STAT_ACCESS].speed;
stats[_STAT_ACCESS].counter++;
if(stats[_STAT_ACCESS].speed < stats[_STAT_ACCESS].best)
stats[_STAT_ACCESS].best=stats[_STAT_ACCESS].speed;
if(stats[_STAT_ACCESS].speed > stats[_STAT_ACCESS].worst)
stats[_STAT_ACCESS].worst=stats[_STAT_ACCESS].speed;
}
junk=chdir("..");
}
junk=chdir("..");
}
}
void
file_chmod(int x)
{
int i,j,k,y;
char buf[100];
stats[_STAT_CHMOD].best=(double)999999.9;
stats[_STAT_CHMOD].worst=(double)0.0;
for(i=0;i<x;i++)
{
sprintf(buf,"fileop_L1_%d",i);
junk=chdir(buf);
for(j=0;j<x;j++)
{
sprintf(buf,"fileop_L1_%d_L2_%d",i,j);
junk=chdir(buf);
for(k=0;k<x;k++)
{
sprintf(buf,"fileop_file_%d_%d_%d",i,j,k);
stats[_STAT_CHMOD].starttime=time_so_far();
y=chmod(buf,0666);
if(y < 0)
{
printf("chmod failed\n");
perror("what");
exit(1);
}
stats[_STAT_CHMOD].endtime=time_so_far();
stats[_STAT_CHMOD].speed=stats[_STAT_CHMOD].endtime-stats[_STAT_CHMOD].starttime;
if(stats[_STAT_CHMOD].speed < (double)0.0)
stats[_STAT_CHMOD].speed=(double)0.0;
stats[_STAT_CHMOD].total_time+=stats[_STAT_CHMOD].speed;
stats[_STAT_CHMOD].counter++;
if(stats[_STAT_CHMOD].speed < stats[_STAT_CHMOD].best)
stats[_STAT_CHMOD].best=stats[_STAT_CHMOD].speed;
if(stats[_STAT_CHMOD].speed > stats[_STAT_CHMOD].worst)
stats[_STAT_CHMOD].worst=stats[_STAT_CHMOD].speed;
}
junk=chdir("..");
}
junk=chdir("..");
}
}
void
file_readdir(int x)
{
int i,j,ret1;
char buf[100];
DIR *dirbuf;
struct dirent *y;
stats[_STAT_READDIR].best=(double)999999.9;
stats[_STAT_READDIR].worst=(double)0.0;
for(i=0;i<x;i++)
{
sprintf(buf,"fileop_L1_%d",i);
junk=chdir(buf);
for(j=0;j<x;j++)
{
sprintf(buf,"fileop_L1_%d_L2_%d",i,j);
junk=chdir(buf);
dirbuf=opendir(".");
if(dirbuf==0)
{
printf("opendir failed\n");
exit(1);
}
stats[_STAT_READDIR].starttime=time_so_far();
y=readdir(dirbuf);
if(y == 0)
{
printf("readdir failed\n");
exit(1);
}
stats[_STAT_READDIR].endtime=time_so_far();
stats[_STAT_READDIR].speed=stats[_STAT_READDIR].endtime-stats[_STAT_READDIR].starttime;
if(stats[_STAT_READDIR].speed < (double)0.0)
stats[_STAT_READDIR].speed=(double)0.0;
stats[_STAT_READDIR].total_time+=stats[_STAT_READDIR].speed;
stats[_STAT_READDIR].counter++;
if(stats[_STAT_READDIR].speed < stats[_STAT_READDIR].best)
stats[_STAT_READDIR].best=stats[_STAT_READDIR].speed;
if(stats[_STAT_READDIR].speed > stats[_STAT_READDIR].worst)
stats[_STAT_READDIR].worst=stats[_STAT_READDIR].speed;
ret1=closedir(dirbuf);
if(ret1 < 0)
{