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Use microsecond_interval_timer() instead of my_time() in replicaiton

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- Use microsecond_interval_timer() to calculate time for applying row events.
  (Faster execution)
- Removed return value for set_row_stmt_start_timestamp()
  as it was never used.
This commit is contained in:
Monty 2017-06-09 16:30:58 +03:00 • committed by Sergei Golubchik
parent 44676ed5b1
commit b77bb43f60
2 changed files with 8 additions and 11 deletions

9
sql/log_event.cc
View file

@ -12963,13 +12963,13 @@ void issue_long_find_row_warning(Log_event_type type,
if ((global_system_variables.log_warnings > 1 &&
!rgi->is_long_find_row_note_printed()))
{
time_t now= my_time(0);
time_t stmt_ts= rgi->get_row_stmt_start_timestamp();
ulonglong now= microsecond_interval_timer();
ulonglong stmt_ts= rgi->get_row_stmt_start_timestamp();
DBUG_EXECUTE_IF("inject_long_find_row_note",
stmt_ts-=(LONG_FIND_ROW_THRESHOLD*2););
stmt_ts-=(LONG_FIND_ROW_THRESHOLD*2*HRTIME_RESOLUTION););
long delta= (long) (now - stmt_ts);
longlong delta= (now - stmt_ts)/HRTIME_RESOLUTION;
if (delta > LONG_FIND_ROW_THRESHOLD)
{
@ -13375,7 +13375,6 @@ int
Delete_rows_log_event::do_after_row_operations(const Slave_reporting_capability *const,
int error)
{
/*error= ToDo:find out what this should really be, this triggers close_scan in nbd, returning error?*/
m_table->file->ha_index_or_rnd_end();
my_free(m_key);
m_key= NULL;

10
sql/rpl_rli.h
View file

@ -744,7 +744,7 @@ struct rpl_group_info
Runtime state for printing a note when slave is taking
too long while processing a row event.
*/
time_t row_stmt_start_timestamp;
longlong row_stmt_start_timestamp;
bool long_find_row_note_printed;
/* Needs room for "Gtid D-S-N\x00". */
char gtid_info_buf[5+10+1+10+1+20+1];
@ -890,17 +890,15 @@ struct rpl_group_info
char *gtid_info();
void unmark_start_commit();
time_t get_row_stmt_start_timestamp()
longlong get_row_stmt_start_timestamp()
{
return row_stmt_start_timestamp;
}
time_t set_row_stmt_start_timestamp()
void set_row_stmt_start_timestamp()
{
if (row_stmt_start_timestamp == 0)
row_stmt_start_timestamp= my_time(0);
return row_stmt_start_timestamp;
row_stmt_start_timestamp= microsecond_interval_timer();
}
void reset_row_stmt_start_timestamp()