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Bug 22047: Time in SHOW PROCESSLIST for SQL thread in replication seems to

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become negative

- merged the fix to 5.1
- extended to cover I_S.PROCESSLIST.TIME
- Changed the column type of I_S.PROCESSLIST.TIME from LOGNLONG
  UNSIGNED
  to LONG (to match the SHOW PROCESSLIST type)
- Added a test case
This commit is contained in:
Georgi Kodinov
2009-03-17 16:29:16 +02:00
parent 60beb4c3da f35b4218ea
commit 9de51e418b
4 changed files with 22 additions and 7 deletions
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4
mysql-test/r/create.result
View File

@ -1731,7 +1731,7 @@ t1 CREATE TABLE `t1` (
`HOST` varchar(64) NOT NULL DEFAULT '',
`DB` varchar(64) DEFAULT NULL,
`COMMAND` varchar(16) NOT NULL DEFAULT '',
`TIME` bigint(7) NOT NULL DEFAULT '0',
`TIME` int(7) NOT NULL DEFAULT '0',
`STATE` varchar(64) DEFAULT NULL,
`INFO` longtext
) ENGINE=MyISAM DEFAULT CHARSET=utf8
@ -1745,7 +1745,7 @@ t1 CREATE TEMPORARY TABLE `t1` (
`HOST` varchar(64) NOT NULL DEFAULT '',
`DB` varchar(64) DEFAULT NULL,
`COMMAND` varchar(16) NOT NULL DEFAULT '',
`TIME` bigint(7) NOT NULL DEFAULT '0',
`TIME` int(7) NOT NULL DEFAULT '0',
`STATE` varchar(64) DEFAULT NULL,
`INFO` longtext
) ENGINE=MyISAM DEFAULT CHARSET=utf8

5
mysql-test/r/information_schema.result
View File

@ -1720,4 +1720,9 @@ SELECT CREATE_OPTIONS FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME='t1';
CREATE_OPTIONS
KEY_BLOCK_SIZE=1
DROP TABLE t1;
SET TIMESTAMP=@@TIMESTAMP + 10000000;
SELECT 'OK' AS TEST_RESULT FROM INFORMATION_SCHEMA.PROCESSLIST WHERE time < 0;
TEST_RESULT
OK
SET TIMESTAMP=DEFAULT;
End of 5.1 tests.

9
mysql-test/t/information_schema.test
View File

@ -1410,6 +1410,15 @@ CREATE TABLE t1(a INT) KEY_BLOCK_SIZE=1;
SELECT CREATE_OPTIONS FROM INFORMATION_SCHEMA.TABLES WHERE TABLE_NAME='t1';
DROP TABLE t1;
#
# Bug #22047: Time in SHOW PROCESSLIST for SQL thread in replication seems
# to become negative
#
SET TIMESTAMP=@@TIMESTAMP + 10000000;
SELECT 'OK' AS TEST_RESULT FROM INFORMATION_SCHEMA.PROCESSLIST WHERE time < 0;
SET TIMESTAMP=DEFAULT;
--echo End of 5.1 tests.
# Wait till all disconnects are completed

11
sql/sql_show.cc
View File

@ -1704,7 +1704,8 @@ void mysqld_list_processes(THD *thd,const char *user, bool verbose)
field_list.push_back(field=new Item_empty_string("db",NAME_CHAR_LEN));
field->maybe_null=1;
field_list.push_back(new Item_empty_string("Command",16));
field_list.push_back(new Item_return_int("Time",7, MYSQL_TYPE_LONG));
field_list.push_back(field= new Item_return_int("Time",7, MYSQL_TYPE_LONG));
field->unsigned_flag= 0;
field_list.push_back(field=new Item_empty_string("State",30));
field->maybe_null=1;
field_list.push_back(field=new Item_empty_string("Info",max_query_length));
@ -1797,7 +1798,7 @@ void mysqld_list_processes(THD *thd,const char *user, bool verbose)
else
protocol->store(command_name[thd_info->command].str, system_charset_info);
if (thd_info->start_time)
protocol->store((uint32) (now - thd_info->start_time));
protocol->store_long ((longlong) (now - thd_info->start_time));
else
protocol->store_null();
protocol->store(thd_info->state_info, system_charset_info);
@ -1872,8 +1873,8 @@ int fill_schema_processlist(THD* thd, TABLE_LIST* tables, COND* cond)
table->field[4]->store(command_name[tmp->command].str,
command_name[tmp->command].length, cs);
/* MYSQL_TIME */
table->field[5]->store((uint32)(tmp->start_time ?
now - tmp->start_time : 0), TRUE);
table->field[5]->store((longlong)(tmp->start_time ?
now - tmp->start_time : 0), FALSE);
/* STATE */
#ifndef EMBEDDED_LIBRARY
val= (char*) (tmp->locked ? "Locked" :
@ -6558,7 +6559,7 @@ ST_FIELD_INFO processlist_fields_info[]=
SKIP_OPEN_TABLE},
{"DB", NAME_CHAR_LEN, MYSQL_TYPE_STRING, 0, 1, "Db", SKIP_OPEN_TABLE},
{"COMMAND", 16, MYSQL_TYPE_STRING, 0, 0, "Command", SKIP_OPEN_TABLE},
{"TIME", 7, MYSQL_TYPE_LONGLONG, 0, 0, "Time", SKIP_OPEN_TABLE},
{"TIME", 7, MYSQL_TYPE_LONG, 0, 0, "Time", SKIP_OPEN_TABLE},
{"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},