~tsarev/percona-server/5.5-processlist_rows_stats-sporadic_fails-fix

# name       : microsec_process.patch

# introduced : 11 or before

# maintainer : Yasufumi

#

#!!! notice !!!

# Any small change to this file in the main branch

# should be done or reviewed by the maintainer!

diff -ruN /dev/null b/patch_info/microsec_process.info

--- /dev/null	1970-01-01 09:00:00.000000000 +0900

+++ b/patch_info/microsec_process.info	2010-12-02 20:41:41.616069579 +0900

@@ -0,0 +1,8 @@

+File=microsec_process.patch

+Name=Adds INFOMATION_SCHEMA.PROCESSLIST with TIME_MS column

+Version=1.0

+Author=Percona <info@percona.com>

+License=GPL

+Comment=

+2010-01

+Ported to 5.1.42

diff -ruN a/sql/sql_show.cc b/sql/sql_show.cc

--- a/sql/sql_show.cc	2010-12-02 19:22:40.054024541 +0900

+++ b/sql/sql_show.cc	2010-12-02 20:41:41.622941425 +0900

@@ -1890,7 +1890,8 @@

   TABLE *table= tables->table;

   CHARSET_INFO *cs= system_charset_info;

   char *user;

-  time_t now= my_time(0);

+  time_t now;

+  ulonglong now_utime= my_micro_time_and_time(&now);

   DBUG_ENTER("fill_process_list");

   user= thd->security_ctx->master_access & PROCESS_ACL ?

@@ -1974,6 +1975,10 @@

       }

       mysql_mutex_unlock(&tmp->LOCK_thd_data);

+      /* TIME_MS */

+      table->field[8]->store(((tmp->start_utime ?

+                               now_utime - tmp->start_utime : 0)/ 1000));

+

       if (schema_table_store_record(thd, table))

       {

         mysql_mutex_unlock(&LOCK_thread_count);

@@ -7409,6 +7414,8 @@

   {"STATE", 64, MYSQL_TYPE_STRING, 0, 1, "State", SKIP_OPEN_TABLE},

   {"INFO", PROCESS_LIST_INFO_WIDTH, MYSQL_TYPE_STRING, 0, 1, "Info",

    SKIP_OPEN_TABLE},

+  {"TIME_MS", MY_INT64_NUM_DECIMAL_DIGITS, MYSQL_TYPE_LONGLONG,

+   0, 0, "Time_ms", SKIP_OPEN_TABLE},

   {0, 0, MYSQL_TYPE_STRING, 0, 0, 0, SKIP_OPEN_TABLE}

 };