io/benchmark_disks.cpp File Reference

#include <iomanip>
#include <vector>
#include <stxxl/io>
#include <stxxl/aligned_alloc>
#include <stxxl/timer>
#include <stxxl/bits/version.h>

Include dependency graph for benchmark_disks.cpp:

Go to the source code of this file.

Defines
#define	BLOCK_ALIGN   4096
#define	POLL_DELAY   1000
#define	RAW_ACCESS
#define	MB   (1024 * 1024)
#define	GB   (1024 * 1024 * 1024)
Functions
void	usage (const char *argv0)
double	throughput (double bytes, double seconds)
int	main (int argc, char *argv[])
Variables
const char *	default_file_type = "syscall"

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Define Documentation

#define BLOCK_ALIGN   4096

Definition at line 43 of file benchmark_disks.cpp.

#define GB   (1024 * 1024 * 1024)

Definition at line 100 of file benchmark_disks.cpp.

Referenced by main().

#define MB   (1024 * 1024)

Definition at line 99 of file benchmark_disks.cpp.

Referenced by main().

#define POLL_DELAY   1000

Definition at line 49 of file benchmark_disks.cpp.

#define RAW_ACCESS

Definition at line 51 of file benchmark_disks.cpp.

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Function Documentation

int main	(	int	argc,
		char *	argv[]
	)

Definition at line 134 of file benchmark_disks.cpp.

References block_size, stxxl::create_file(), default_file_type, stxxl::div_ceil(), GB, stxxl::get_version_string(), MB, stxxl::file::set_size(), stxxl::STXXL_MAX(), throughput(), stxxl::timestamp(), usage(), and stxxl::wait_all().

double throughput	(	double	bytes,
		double	seconds
	)		[inline]

Definition at line 127 of file benchmark_disks.cpp.

Referenced by main().

void usage

(

const char *

argv0

)

Definition at line 102 of file benchmark_disks.cpp.

References default_file_type.

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Variable Documentation

const char* default_file_type = "syscall"

Definition at line 59 of file benchmark_disks.cpp.

Referenced by main(), and usage().