containers/pq_benchmark.cpp File Reference

#include <limits>
#include <stxxl/priority_queue>
#include <stxxl/stats>
#include <stxxl/timer>

Include dependency graph for pq_benchmark.cpp:

Go to the source code of this file.

Defines
#define	TOTAL_PQ_MEM_SIZE   (768 * 1024 * 1024)
#define	PQ_MEM_SIZE   (512 * 1024 * 1024)
#define	PREFETCH_POOL_SIZE   ((TOTAL_PQ_MEM_SIZE - PQ_MEM_SIZE) / 2)
#define	WRITE_POOL_SIZE   (PREFETCH_POOL_SIZE)
#define	MAX_ELEMENTS   (2000 * 1024 * 1024)
#define	BLOCK_SIZE   block_type::raw_size
Typedefs
typedef stxxl::PRIORITY_QUEUE_GENERATOR < my_record, comp_type,(512 *1024 *1024),(2000 *1024 *1024)/(1024/8)> ::resul	pq_type )
typedef pq_type::block_type	block_type
Functions
std::ostream &	operator<< (std::ostream &o, const my_record &obj)
bool	operator== (const my_record &a, const my_record &b)
bool	operator!= (const my_record &a, const my_record &b)
bool	operator< (const my_record &a, const my_record &b)
bool	operator> (const my_record &a, const my_record &b)
int	myrand ()
void	run_stxxl_insert_all_delete_all (stxxl::uint64 ops)
void	run_stxxl_intermixed (stxxl::uint64 ops)
int	main (int argc, char *argv[])
Variables
unsigned	ran32State = 0xdeadbeef

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Define Documentation

#define BLOCK_SIZE   block_type::raw_size

Definition at line 91 of file pq_benchmark.cpp.

Referenced by main().

#define MAX_ELEMENTS   (2000 * 1024 * 1024)

Definition at line 35 of file pq_benchmark.cpp.

#define PQ_MEM_SIZE   (512 * 1024 * 1024)

Definition at line 29 of file pq_benchmark.cpp.

#define PREFETCH_POOL_SIZE   ((TOTAL_PQ_MEM_SIZE - PQ_MEM_SIZE) / 2)

Examples:

containers/pq_benchmark.cpp.

Definition at line 31 of file pq_benchmark.cpp.

Referenced by run_stxxl_insert_all_delete_all(), and run_stxxl_intermixed().

#define TOTAL_PQ_MEM_SIZE   (768 * 1024 * 1024)

Definition at line 27 of file pq_benchmark.cpp.

#define WRITE_POOL_SIZE   (PREFETCH_POOL_SIZE)

Examples:

containers/pq_benchmark.cpp.

Definition at line 32 of file pq_benchmark.cpp.

Referenced by run_stxxl_insert_all_delete_all(), and run_stxxl_intermixed().

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Typedef Documentation

typedef pq_type::block_type block_type

Definition at line 89 of file pq_benchmark.cpp.

typedef stxxl::PRIORITY_QUEUE_GENERATOR<my_record, comp_type, (512 * 1024 * 1024) , (2000 * 1024 * 1024) / (1024 / 8)>::resul pq_type)

Examples:

containers/pq_benchmark.cpp, and containers/test_pqueue.cpp.

Definition at line 87 of file pq_benchmark.cpp.

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Function Documentation

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

Definition at line 233 of file pq_benchmark.cpp.

References stxxl::atoint64(), BLOCK_SIZE, run_stxxl_insert_all_delete_all(), run_stxxl_intermixed(), and STXXL_MSG.

int myrand

(

)

[inline]

Definition at line 96 of file pq_benchmark.cpp.

bool operator!=	(	const my_record &	a,
		const my_record &	b
	)

Definition at line 57 of file pq_benchmark.cpp.

bool operator<	(	const my_record &	a,
		const my_record &	b
	)

Definition at line 62 of file pq_benchmark.cpp.

std::ostream& operator<<	(	std::ostream &	o,
		const my_record &	obj
	)

Definition at line 46 of file pq_benchmark.cpp.

bool operator==	(	const my_record &	a,
		const my_record &	b
	)

Definition at line 52 of file pq_benchmark.cpp.

bool operator>	(	const my_record &	a,
		const my_record &	b
	)

Definition at line 67 of file pq_benchmark.cpp.

void run_stxxl_insert_all_delete_all

(

stxxl::uint64

ops

)

Examples:

containers/pq_benchmark.cpp.

Definition at line 109 of file pq_benchmark.cpp.

References stxxl::timer::mseconds(), myrand(), PREFETCH_POOL_SIZE, stxxl::timer::reset(), stxxl::timer::start(), stxxl::timer::stop(), STXXL_MSG, and WRITE_POOL_SIZE.

Referenced by main().

void run_stxxl_intermixed

(

stxxl::uint64

ops

)

Examples:

containers/pq_benchmark.cpp.

Definition at line 169 of file pq_benchmark.cpp.

References stxxl::timer::mseconds(), myrand(), PREFETCH_POOL_SIZE, stxxl::timer::reset(), stxxl::timer::start(), stxxl::timer::stop(), STXXL_MSG, and WRITE_POOL_SIZE.

Referenced by main().

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Variable Documentation

unsigned ran32State = 0xdeadbeef

Definition at line 95 of file pq_benchmark.cpp.