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FS-3106 --comment-only Try this newer refactored version which completely removes the thread affinity and uses a linked-list to manage the pool, I can run my same 100cps test and only use like 4 db handles

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This commit is contained in:
Anthony Minessale
2011-03-03 12:54:20 -06:00
parent 9feab652a3
commit f542449cac
4 changed files with 183 additions and 290 deletions
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src/include/switch_core.h
+6 -25
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@@ -2077,8 +2077,7 @@ SWITCH_DECLARE(switch_status_t) switch_ivr_preprocess_session(switch_core_sessio
#define CACHE_DB_LEN 256
typedef enum {
CDF_INUSE = (1 << 0),
CDF_PRUNE = (1 << 1),
CDF_RELEASED = (1 << 2)
CDF_PRUNE = (1 << 1)
} cache_db_flag_t;
typedef enum {
@@ -2106,20 +2105,8 @@ typedef union {
switch_cache_db_odbc_options_t odbc_options;
} switch_cache_db_connection_options_t;
typedef struct {
char name[CACHE_DB_LEN];
switch_cache_db_handle_type_t type;
switch_cache_db_native_handle_t native_handle;
time_t last_used;
switch_mutex_t *mutex;
switch_mutex_t *io_mutex;
switch_memory_pool_t *pool;
int32_t flags;
unsigned long hash;
char creator[CACHE_DB_LEN];
char last_user[CACHE_DB_LEN];
} switch_cache_db_handle_t;
struct switch_cache_db_handle;
typedef struct switch_cache_db_handle switch_cache_db_handle_t;
static inline const char *switch_cache_db_type_name(switch_cache_db_handle_type_t type)
{
@@ -2141,6 +2128,8 @@ static inline const char *switch_cache_db_type_name(switch_cache_db_handle_type_
return type_str;
}
SWITCH_DECLARE(switch_cache_db_handle_type_t) switch_cache_db_get_type(switch_cache_db_handle_t *dbh);
/*!
\brief Returns the handle to the pool, immediately available for other
threads to use.
@@ -2153,11 +2142,6 @@ SWITCH_DECLARE(void) switch_cache_db_dismiss_db_handle(switch_cache_db_handle_t
\param [in] The handle
*/
SWITCH_DECLARE(void) switch_cache_db_release_db_handle(switch_cache_db_handle_t ** dbh);
/*!
\brief Removes the handle from the pool and frees up the handle resources.
\param [in] The handle
*/
SWITCH_DECLARE(void) switch_cache_db_destroy_db_handle(switch_cache_db_handle_t ** dbh);
/*!
\brief Gets a new cached handle from the pool, potentially creating a new connection.
The connection is bound to the thread until it (the thread) terminates unless
@@ -2218,10 +2202,7 @@ SWITCH_DECLARE(switch_bool_t) switch_cache_db_test_reactive(switch_cache_db_hand
const char *test_sql, const char *drop_sql, const char *reactive_sql);
SWITCH_DECLARE(switch_status_t) switch_cache_db_persistant_execute(switch_cache_db_handle_t *dbh, const char *sql, uint32_t retries);
SWITCH_DECLARE(switch_status_t) switch_cache_db_persistant_execute_trans(switch_cache_db_handle_t *dbh, char *sql, uint32_t retries);
/*!
\brief Tries to detach all free connections from current thread.
*/
SWITCH_DECLARE(void) switch_cache_db_detach(void);
SWITCH_DECLARE(uint32_t) switch_core_debug_level(void);
SWITCH_DECLARE(void) switch_cache_db_flush_handles(void);
SWITCH_DECLARE(const char *) switch_core_banner(void);