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Port per query stats from 5.1 to 5.6
Summary: Make the log-slow-extra counters per query in the slow query log. Tests ported from 5.1: main.slow_log_extra main.slow_log_extra_big Reference patch: facebook/mysql-5.6@9dec869 Reviewed By: hermanlee Differential Revision: D6688159 fbshipit-source-id: b1f4b942b1d
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,36 @@ | ||
| set @my_slow_logname = @@global.slow_query_log_file; | ||
| set global slow_query_log_file = "slow_log_extra_big-slow.log"; | ||
| set session long_query_time = 20; | ||
| set global long_query_time = 0; | ||
| select count(*) from big_table_slow; | ||
| count(*) | ||
| 200 | ||
| select count(*) from big_table_slow; | ||
| count(*) | ||
| 200 | ||
| select count(*) from big_table_slow where id>100 and id<200; | ||
| count(*) | ||
| 49 | ||
| select * from big_table_slow where id=2; | ||
| id v t | ||
| 2 v bbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbbba | ||
| select count(*) from big_table_slow where id >100; | ||
| count(*) | ||
| 150 | ||
| select count(*) from big_table_slow where id < 100; | ||
| count(*) | ||
| 49 | ||
| # Cleanup | ||
| set global slow_query_log_file = @my_slow_logname; | ||
| set global long_query_time=1; | ||
| drop table big_table_slow; | ||
| # | ||
| # This is a hack to check the log result. | ||
| # We strip off time related fields (non-deterministic) and verify the rest are correct. | ||
| # | ||
| Rows_sent: 1 Rows_examined: 0 Errno: 0 Killed: 0 Bytes_received: 0 Bytes_sent: 58 Read_first: 0 Read_last: 0 Read_key: 0 Read_next: 0 Read_prev: 0 Read_rnd: 0 Read_rnd_next: 0 Sort_merge_passes: 0 Sort_range_count: 0 Sort_rows: 0 Sort_scan_count: 0 Created_tmp_disk_tables: 0 Created_tmp_tables: 0 | ||
| Rows_sent: 1 Rows_examined: 0 Errno: 0 Killed: 0 Bytes_received: 0 Bytes_sent: 58 Read_first: 0 Read_last: 0 Read_key: 0 Read_next: 0 Read_prev: 0 Read_rnd: 0 Read_rnd_next: 0 Sort_merge_passes: 0 Sort_range_count: 0 Sort_rows: 0 Sort_scan_count: 0 Created_tmp_disk_tables: 0 Created_tmp_tables: 0 | ||
| Rows_sent: 1 Rows_examined: 49 Errno: 0 Killed: 0 Bytes_received: 0 Bytes_sent: 57 Read_first: 0 Read_last: 0 Read_key: 1 Read_next: 49 Read_prev: 0 Read_rnd: 0 Read_rnd_next: 0 Sort_merge_passes: 0 Sort_range_count: 0 Sort_rows: 0 Sort_scan_count: 0 Created_tmp_disk_tables: 0 Created_tmp_tables: 0 | ||
| Rows_sent: 1 Rows_examined: 1 Errno: 0 Killed: 0 Bytes_received: 0 Bytes_sent: 307 Read_first: 0 Read_last: 0 Read_key: 1 Read_next: 0 Read_prev: 0 Read_rnd: 0 Read_rnd_next: 0 Sort_merge_passes: 0 Sort_range_count: 0 Sort_rows: 0 Sort_scan_count: 0 Created_tmp_disk_tables: 0 Created_tmp_tables: 0 | ||
| Rows_sent: 1 Rows_examined: 150 Errno: 0 Killed: 0 Bytes_received: 0 Bytes_sent: 58 Read_first: 0 Read_last: 0 Read_key: 1 Read_next: 150 Read_prev: 0 Read_rnd: 0 Read_rnd_next: 0 Sort_merge_passes: 0 Sort_range_count: 0 Sort_rows: 0 Sort_scan_count: 0 Created_tmp_disk_tables: 0 Created_tmp_tables: 0 | ||
| Rows_sent: 1 Rows_examined: 49 Errno: 0 Killed: 0 Bytes_received: 0 Bytes_sent: 57 Read_first: 1 Read_last: 0 Read_key: 1 Read_next: 49 Read_prev: 0 Read_rnd: 0 Read_rnd_next: 0 Sort_merge_passes: 0 Sort_range_count: 0 Sort_rows: 0 Sort_scan_count: 0 Created_tmp_disk_tables: 0 Created_tmp_tables: 0 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1,7 +1,57 @@ | ||
| # | ||
| # Test --log-slow-extra | ||
| # | ||
|
|
||
| set timestamp=10; | ||
| select unix_timestamp(), sleep(2); | ||
|
|
||
| let $MYSQLD_DATADIR= `select @@datadir`; | ||
| --exec [ "1" -eq `grep "SET timestamp=10;" $MYSQLD_DATADIR/../mysqld-slow.log | wc -l` ] | ||
|
|
||
| # | ||
| # Confirm that per-query stats work. | ||
| # | ||
|
|
||
| set global long_query_time=0; | ||
| connect (con,localhost,root,,); | ||
|
|
||
| --disable_warnings | ||
| drop table if exists islow; | ||
| drop table if exists mslow; | ||
| --enable_warnings | ||
|
|
||
| create table islow(i int) engine=innodb; | ||
| insert into islow values (1), (2), (3), (4), (5), (6), (7), (8); | ||
|
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| create table mslow(i int) engine=myisam; | ||
| insert into mslow values (1), (2), (3), (4), (5), (6), (7), (8); | ||
|
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||
| select * from islow; | ||
| select * from islow; | ||
|
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||
| select * from mslow; | ||
| select * from mslow; | ||
|
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||
| connection default; | ||
| set global long_query_time=1; | ||
| disconnect con; | ||
| drop table islow; | ||
| drop table mslow; | ||
|
|
||
| --echo # | ||
| --echo # This is a hack to check the log result. | ||
| --echo # We strip off time related fields (non-deterministic) ana verify the rest are correct. | ||
| --echo # | ||
|
|
||
| --perl | ||
| open FILE, "$ENV{'MYSQLTEST_VARDIR'}/mysqld.1/mysqld-slow.log" or die; | ||
| my @lines = <FILE>; | ||
| foreach $line (@lines) { | ||
| if ($line =~ m/^# Query_time/) { | ||
| $line =~ m/(Rows_sent.*) Thread_id: .*( Errno.*) Start.*/; | ||
| print "$1$2\n"; | ||
| } | ||
| } | ||
| EOF | ||
|
|
||
| --exit |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| --innodb_file_per_table --innodb_buffer_pool_size=20M --slow-query-log=1 --long-query-time=1 --log-slow-extra=1 |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,72 @@ | ||
| # | ||
| # Test --log-slow-extra | ||
| # | ||
|
|
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| --source include/count_sessions.inc | ||
|
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| set @my_slow_logname = @@global.slow_query_log_file; | ||
| set global slow_query_log_file = "slow_log_extra_big-slow.log"; | ||
|
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||
| # | ||
| # Confirm that per-query stats work. | ||
| # | ||
| set session long_query_time = 20; | ||
| --disable_warnings | ||
| --disable_query_log | ||
| drop table if exists big_table_slow; | ||
| create table big_table_slow (id int primary key auto_increment, v varchar(100), t text) engine=innodb key_block_size=8; | ||
|
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||
| let $x = 200; | ||
| while ($x) | ||
| { | ||
| eval insert into big_table_slow values(2 * $x, lpad("v", $x mod 100, "b"), lpad("a", ($x * 100) mod 9000, "b")); | ||
| dec $x; | ||
| } | ||
|
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| --enable_query_log | ||
| --enable_warnings | ||
|
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| set global long_query_time = 0; | ||
|
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| connect (con,localhost,root,,); | ||
| select count(*) from big_table_slow; | ||
|
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| connect (con1,localhost,root,,); | ||
| select count(*) from big_table_slow; | ||
|
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| select count(*) from big_table_slow where id>100 and id<200; | ||
|
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| select * from big_table_slow where id=2; | ||
|
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| select count(*) from big_table_slow where id >100; | ||
|
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| select count(*) from big_table_slow where id < 100; | ||
|
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| --echo # Cleanup | ||
|
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| connection default; | ||
| set global slow_query_log_file = @my_slow_logname; | ||
|
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| set global long_query_time=1; | ||
| disconnect con1; | ||
| disconnect con; | ||
| --source include/wait_until_count_sessions.inc | ||
| drop table big_table_slow; | ||
|
|
||
| --echo # | ||
| --echo # This is a hack to check the log result. | ||
| --echo # We strip off time related fields (non-deterministic) and verify the rest are correct. | ||
| --echo # | ||
|
|
||
| --perl | ||
| open FILE, "$ENV{'MYSQLTEST_VARDIR'}/mysqld.1/data/slow_log_extra_big-slow.log" or die; | ||
| my @lines = <FILE>; | ||
| foreach $line (@lines) { | ||
| if ($line =~ m/^# Query_time/) { | ||
| $line =~ m/(Rows_sent.*) Thread_id.* (Errno.*) Start.*/; | ||
| print "$1 $2\n"; | ||
| } | ||
| } | ||
| EOF | ||
|
|
||
| --exit |
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