slab_automove_extstore.c File Reference

#include "memcached.h"
#include "slab_automove_extstore.h"
#include <stdlib.h>
#include <string.h>

Include dependency graph for slab_automove_extstore.c:

Go to the source code of this file.

Data Structures
struct	window_data
struct	window_global
struct	slab_automove

Macros
#define	MIN_PAGES_FOR_SOURCE   2
#define	MIN_PAGES_FOR_RECLAIM   2.5
#define	MIN_PAGES_FREE   1.5
#define	MEMCHECK_PERIOD   60

Functions
void *	slab_automove_extstore_init (struct settings *settings)
void	slab_automove_extstore_free (void *arg)
static void	window_sum (struct window_data *wd, struct window_data *w, uint32_t size)
static void	window_global_sum (struct window_global *wg, struct window_global *w, uint32_t size)
static void	global_pool_check (slab_automove *a)
static void	memcheck (slab_automove *a)
static struct window_data *	get_window_data (slab_automove *a, int class)
void	slab_automove_extstore_run (void *arg, int *src, int *dst)

Macro Definition Documentation

MEMCHECK_PERIOD

#define MEMCHECK_PERIOD   60

Definition at line 16 of file slab_automove_extstore.c.

MIN_PAGES_FOR_RECLAIM

#define MIN_PAGES_FOR_RECLAIM   2.5

Definition at line 14 of file slab_automove_extstore.c.

MIN_PAGES_FOR_SOURCE

#define MIN_PAGES_FOR_SOURCE   2

Definition at line 13 of file slab_automove_extstore.c.

MIN_PAGES_FREE

#define MIN_PAGES_FREE   1.5

Definition at line 15 of file slab_automove_extstore.c.

Function Documentation

get_window_data()

static struct window_data * get_window_data ( slab_automove *  a, int  class  )

static

Definition at line 158 of file slab_automove_extstore.c.

References slab_automove::window_cur, slab_automove::window_data, and slab_automove::window_size.

Referenced by slab_automove_extstore_run().

global_pool_check()

static void global_pool_check ( slab_automove *  a )

static

Definition at line 109 of file slab_automove_extstore.c.

References slab_automove::free_mem, global_page_pool_size(), mem_limit_reached, slab_automove::pool_filled_once, window_global::pool_high, window_global::pool_low, slab_automove::window_cur, slab_automove::window_global, and slab_automove::window_size.

Referenced by slab_automove_extstore_run().

memcheck()

static void memcheck ( slab_automove *  a )

static

Definition at line 136 of file slab_automove_extstore.c.

References slab_stats_automove::chunks_per_page, current_time, slab_automove::free_mem, slab_automove::free_ratio, if(), slab_automove::last_memcheck_run, MAX_NUMBER_OF_SLAB_CLASSES, MEMCHECK_PERIOD, MIN_PAGES_FREE, slab_automove::pool_filled_once, slab_automove::sam_after, slab_automove::settings, and slab_stats_automove::total_pages.

Referenced by slab_automove_extstore_run().

slab_automove_extstore_free()

void slab_automove_extstore_free

(

void *

arg

)

Definition at line 80 of file slab_automove_extstore.c.

References slab_automove::window_data, and slab_automove::window_global.

slab_automove_extstore_init()

void * slab_automove_extstore_init

(

struct settings *

settings

)

Definition at line 49 of file slab_automove_extstore.c.

References fill_item_stats_automove(), fill_slab_stats_automove(), slab_automove::free_ratio, slab_automove::iam_before, slab_automove::item_size, slab_automove::last_memcheck_run, slab_automove::max_age_ratio, MAX_NUMBER_OF_SLAB_CLASSES, slab_automove::pool_filled_once, slab_automove::sam_before, settings, slab_automove::settings, settings::slab_automove_ratio, settings::slab_automove_window, slab_automove::window_data, slab_automove::window_global, and slab_automove::window_size.

slab_automove_extstore_run()

void slab_automove_extstore_run	(	void *	arg,
		int *	src,
		int *	dst
	)

Definition at line 163 of file slab_automove_extstore.c.

References item_stats_automove::age, window_data::age, slab_stats_automove::chunk_size, slab_stats_automove::chunks_per_page, window_data::dirty, item_stats_automove::evicted, window_data::evicted, window_data::excess_free, fill_item_stats_automove(), fill_slab_stats_automove(), slab_stats_automove::free_chunks, slab_automove::free_mem, get_window_data(), global_pool_check(), slab_automove::iam_after, slab_automove::iam_before, slab_automove::item_size, slab_automove::max_age_ratio, MAX_NUMBER_OF_SLAB_CLASSES, memcheck(), MIN_PAGES_FOR_RECLAIM, MIN_PAGES_FOR_SOURCE, item_stats_automove::outofmemory, window_global::pool_high, window_global::pool_low, POWER_SMALLEST, window_data::relaxed, slab_automove::sam_after, slab_automove::sam_before, slab_stats_automove::total_pages, slab_automove::window_cur, slab_automove::window_data, slab_automove::window_global, window_global_sum(), slab_automove::window_size, and window_sum().

window_global_sum()

static void window_global_sum ( struct window_global *  wg, struct window_global *  w, uint32_t  size  )

static

Definition at line 100 of file slab_automove_extstore.c.

References window_global::pool_high, and window_global::pool_low.

Referenced by slab_automove_extstore_run().

window_sum()

static void window_sum ( struct window_data *  wd, struct window_data *  w, uint32_t  size  )

static

Definition at line 87 of file slab_automove_extstore.c.

References window_data::age, window_data::dirty, window_data::evicted, window_data::excess_free, and window_data::relaxed.

Referenced by slab_automove_extstore_run().