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Binlog router performance improvements

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This commit is contained in:
Mark Riddoch
2014-10-17 08:38:58 +01:00
parent f459bdfe04
commit 9b3dfc86fe
5 changed files with 47 additions and 9 deletions
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2
server/modules/include/blr.h
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@ -239,6 +239,7 @@ typedef struct router_instance {
GWBUF *residual; /*< Any residual binlog event */
MASTER_RESPONSES saved_master; /*< Saved master responses */
char *binlogdir; /*< The directory with the binlog files */
SPINLOCK binlog_lock; /*< Lock to control update of the binlog position */
char binlog_name[BINLOG_FNAMELEN+1];
/*< Name of the current binlog file */
uint64_t binlog_position;
@ -248,6 +249,7 @@ typedef struct router_instance {
*/
uint64_t last_written; /*< Position of last event written */
char prevbinlog[BINLOG_FNAMELEN+1];
int rotating; /*< Rotation in progress flag */
BLFILE *files; /*< Files used by the slaves */
SPINLOCK fileslock; /*< Lock for the files queue above */
unsigned int low_water; /*< Low water mark for client DCB */