249 lines
11 KiB
Plaintext
249 lines
11 KiB
Plaintext
CALL sys.ps_setup_disable_thread(CONNECTION_ID());
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summary
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Disabled 1 thread
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CALL sys.ps_setup_disable_thread(CONNECTION_ID());
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summary
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Disabled 1 thread
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CALL sys.ps_setup_disable_thread(CONNECTION_ID());
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summary
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Disabled 1 thread
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INSTALL PLUGIN clone SONAME 'CLONE_PLUGIN';
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CALL sys.ps_setup_enable_instrument('%stage/innodb/clone%');
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summary
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Enabled X instruments
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CALL sys.ps_setup_enable_instrument('statement/clone/%');
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summary
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Enabled X instruments
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CALL sys.ps_setup_enable_consumer('events_statements%');
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summary
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Enabled X consumers
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CALL sys.ps_setup_enable_consumer('events_stages%');
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summary
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Enabled X consumers
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SELECT *
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FROM performance_schema.setup_instruments
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WHERE name LIKE "%stage/innodb/clone%"
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OR name LIKE "statement/clone/%"
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OR name LIKE "wait/io/file/innodb/innodb_clone_file"
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ORDER BY NAME;
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NAME ENABLED TIMED PROPERTIES VOLATILITY DOCUMENTATION
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stage/innodb/clone (file copy) YES YES progress 0 NULL
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stage/innodb/clone (page copy) YES YES progress 0 NULL
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stage/innodb/clone (redo copy) YES YES progress 0 NULL
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statement/clone/client YES YES 0 NULL
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statement/clone/local YES YES 0 NULL
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statement/clone/server YES YES 0 NULL
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wait/io/file/innodb/innodb_clone_file YES YES 0 NULL
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SELECT *
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FROM performance_schema.setup_consumers
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WHERE name LIKE "events_statements_%" OR name LIKE "events_stages_%"
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ORDER BY NAME;
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NAME ENABLED
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events_stages_current YES
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events_stages_history YES
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events_stages_history_long YES
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events_statements_current YES
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events_statements_history YES
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events_statements_history_long YES
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TRUNCATE TABLE performance_schema.events_stages_history;
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TRUNCATE TABLE performance_schema.events_stages_history_long;
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TRUNCATE TABLE performance_schema.events_statements_history;
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TRUNCATE TABLE performance_schema.events_statements_history_long;
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# Case 1 - Monitoring a normal Clone operation.
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CALL sys.ps_setup_enable_thread(CONNECTION_ID());
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summary
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Enabled 1 thread
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SET GLOBAL clone_autotune_concurrency = OFF;
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SET GLOBAL clone_max_concurrency = 8;
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SET GLOBAL clone_valid_donor_list = 'HOST:PORT';
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CLONE INSTANCE FROM USER@HOST:PORT IDENTIFIED BY '' DATA DIRECTORY = 'CLONE_DATADIR';
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select ID, STATE, ERROR_NO from performance_schema.clone_status;
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ID STATE ERROR_NO
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1 Completed 0
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select ID, STAGE, STATE from performance_schema.clone_progress;
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ID STAGE STATE
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1 DROP DATA Completed
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1 FILE COPY Completed
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1 PAGE COPY Completed
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1 REDO COPY Completed
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1 FILE SYNC Completed
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1 RESTART Not Started
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1 RECOVERY Not Started
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SELECT EVENT_NAME, TIMER_START > 0, TIMER_END > 0, TIMER_WAIT > 0,
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SQL_TEXT, CURRENT_SCHEMA
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FROM performance_schema.events_statements_history_long
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WHERE event_name LIKE "statement/clone/%"
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ORDER BY EVENT_NAME;
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EVENT_NAME TIMER_START > 0 TIMER_END > 0 TIMER_WAIT > 0 SQL_TEXT CURRENT_SCHEMA
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statement/clone/client 1 1 1 CLONE INSTANCE FROM USER@HOST:PORT IDENTIFIED BY <secret> DATA DIRECTORY = '$CLONE_DATADIR' test
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statement/clone/server 1 1 1 NULL NULL
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SELECT EVENT_NAME, TIMER_START > 0,
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TIMER_END > 0, WORK_COMPLETED = WORK_ESTIMATED
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FROM performance_schema.events_stages_history_long
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WHERE event_name LIKE "%stage/innodb/clone%"
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ORDER BY EVENT_NAME;
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EVENT_NAME TIMER_START > 0 TIMER_END > 0 WORK_COMPLETED = WORK_ESTIMATED
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stage/innodb/clone (file copy) 1 1 1
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stage/innodb/clone (file copy) 1 1 1
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stage/innodb/clone (page copy) 1 1 1
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stage/innodb/clone (page copy) 1 1 1
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stage/innodb/clone (redo copy) 1 1 1
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stage/innodb/clone (redo copy) 1 1 1
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TRUNCATE TABLE performance_schema.events_stages_history;
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TRUNCATE TABLE performance_schema.events_stages_history_long;
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TRUNCATE TABLE performance_schema.events_statements_history;
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TRUNCATE TABLE performance_schema.events_statements_history_long;
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# Case 2 - Monitoring Clone operation which has more estimated work
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# during file and page copy stage than in a default run.
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CREATE PROCEDURE prepare_data(IN val INT)
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BEGIN
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DECLARE i INT DEFAULT 0;
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WHILE i < val DO
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INSERT INTO t1 (b,c) VALUES (REPEAT(a,500), REPEAT(b,100));
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INSERT INTO t2 (b,c) VALUES (REPEAT(a,500), REPEAT(b,100));
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INSERT INTO t3 (b,c) VALUES (REPEAT(a,500), REPEAT(b,100));
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SET i = i + 1;
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END WHILE;
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END|
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CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b LONGBLOB, c LONGBLOB);
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CREATE TABLE t2 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b LONGBLOB, c LONGBLOB);
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CREATE TABLE t3 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b LONGBLOB, c LONGBLOB);
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SET GLOBAL innodb_buf_flush_list_now = 1;
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SET DEBUG_SYNC = 'clone_file_copy SIGNAL page_signal WAIT_FOR go_page';
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SET DEBUG_SYNC = 'clone_page_copy SIGNAL redo_signal WAIT_FOR go_redo';
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SET GLOBAL clone_autotune_concurrency = OFF;
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SET GLOBAL clone_max_concurrency = 8;
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SET GLOBAL clone_valid_donor_list = 'HOST:PORT';
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CLONE INSTANCE FROM USER@HOST:PORT IDENTIFIED BY '' DATA DIRECTORY = 'CLONE_DATADIR';
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SET DEBUG_SYNC = 'now WAIT_FOR page_signal';
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CALL prepare_data(50);
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SET GLOBAL innodb_buf_flush_list_now = 1;
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SET DEBUG_SYNC = 'now SIGNAL go_page';
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SET DEBUG_SYNC = 'now WAIT_FOR redo_signal';
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SELECT EVENT_NAME, TIMER_START > 0, TIMER_END > 0, TIMER_WAIT > 0,
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SQL_TEXT, CURRENT_SCHEMA
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FROM performance_schema.events_statements_current
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WHERE event_name LIKE "statement/clone/%"
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ORDER BY EVENT_NAME;
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EVENT_NAME TIMER_START > 0 TIMER_END > 0 TIMER_WAIT > 0 SQL_TEXT CURRENT_SCHEMA
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statement/clone/client 1 1 1 CLONE INSTANCE FROM USER@HOST:PORT IDENTIFIED BY <secret> DATA DIRECTORY = '$CLONE_DATADIR' test
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statement/clone/server 1 1 1 NULL NULL
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CALL prepare_data(50);
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SET DEBUG_SYNC = 'now SIGNAL go_redo';
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SELECT EVENT_NAME, WORK_COMPLETED > 0, TIMER_START > 0,
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TIMER_END > 0, WORK_COMPLETED = WORK_ESTIMATED
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FROM performance_schema.events_stages_history_long
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WHERE event_name LIKE "%stage/innodb/clone%"
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ORDER BY EVENT_NAME;
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EVENT_NAME WORK_COMPLETED > 0 TIMER_START > 0 TIMER_END > 0 WORK_COMPLETED = WORK_ESTIMATED
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stage/innodb/clone (file copy) 1 1 1 1
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stage/innodb/clone (file copy) 1 1 1 1
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stage/innodb/clone (page copy) 1 1 1 1
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stage/innodb/clone (page copy) 1 1 1 1
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stage/innodb/clone (redo copy) 1 1 1 1
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stage/innodb/clone (redo copy) 1 1 1 1
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SELECT EVENT_NAME, TIMER_START > 0, TIMER_END > 0, TIMER_WAIT > 0,
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SQL_TEXT, CURRENT_SCHEMA
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FROM performance_schema.events_statements_history_long
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WHERE thread_id = sys.ps_thread_id(CONNECTION_ID())
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AND event_name LIKE "statement/clone/%";
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EVENT_NAME TIMER_START > 0 TIMER_END > 0 TIMER_WAIT > 0 SQL_TEXT CURRENT_SCHEMA
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statement/clone/client 1 1 1 CLONE INSTANCE FROM USER@HOST:PORT IDENTIFIED BY <secret> DATA DIRECTORY = '$CLONE_DATADIR' test
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Warnings:
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Note 1585 This function 'ps_thread_id' has the same name as a native function
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SET DEBUG_SYNC='RESET';
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TRUNCATE TABLE performance_schema.events_stages_history;
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TRUNCATE TABLE performance_schema.events_stages_history_long;
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TRUNCATE TABLE performance_schema.events_statements_history;
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TRUNCATE TABLE performance_schema.events_statements_history_long;
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DROP TABLE t1;
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DROP TABLE t2;
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DROP TABLE t3;
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# Case 3 - Monitoring progress in the middle of file copy.
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CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b INT);
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CREATE TABLE t2 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b INT);
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CREATE TABLE t3 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b INT);
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SET DEBUG_SYNC = 'clone_file_copy SIGNAL file_signal WAIT_FOR go_file';
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SET GLOBAL clone_autotune_concurrency = OFF;
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SET GLOBAL clone_max_concurrency = 8;
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SET GLOBAL clone_valid_donor_list = 'HOST:PORT';
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CLONE INSTANCE FROM USER@HOST:PORT IDENTIFIED BY '' DATA DIRECTORY = 'CLONE_DATADIR';
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SET DEBUG_SYNC= 'now WAIT_FOR file_signal';
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SELECT EVENT_NAME, WORK_COMPLETED <= WORK_ESTIMATED
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FROM performance_schema.events_stages_current
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WHERE event_name LIKE "%file copy%"
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ORDER BY EVENT_NAME;
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EVENT_NAME WORK_COMPLETED <= WORK_ESTIMATED
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stage/innodb/clone (file copy) 1
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stage/innodb/clone (file copy) 1
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SET DEBUG_SYNC= 'now SIGNAL go_file';
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SET DEBUG_SYNC = 'RESET';
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DROP TABLE t1;
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DROP TABLE t2;
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DROP TABLE t3;
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TRUNCATE TABLE performance_schema.events_stages_history;
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TRUNCATE TABLE performance_schema.events_stages_history_long;
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TRUNCATE TABLE performance_schema.events_statements_history;
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TRUNCATE TABLE performance_schema.events_statements_history_long;
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# Case 4 - Monitoring progress in the middle of page copy.
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CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b LONGBLOB, c LONGBLOB);
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CREATE TABLE t2 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b LONGBLOB, c LONGBLOB);
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CREATE TABLE t3 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b LONGBLOB, c LONGBLOB);
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SET GLOBAL innodb_buf_flush_list_now = 1;
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SET DEBUG_SYNC = 'clone_file_copy SIGNAL page_signal WAIT_FOR go_page';
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SET DEBUG_SYNC = 'clone_page_copy SIGNAL page_middle_signal WAIT_FOR go_page_middle';
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SET GLOBAL clone_autotune_concurrency = OFF;
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SET GLOBAL clone_max_concurrency = 8;
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SET GLOBAL clone_valid_donor_list = 'HOST:PORT';
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CLONE INSTANCE FROM USER@HOST:PORT IDENTIFIED BY '' DATA DIRECTORY = 'CLONE_DATADIR';
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SET DEBUG_SYNC = 'now WAIT_FOR page_signal';
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CALL prepare_data(50);
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SET GLOBAL innodb_buf_flush_list_now = 1;
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SET DEBUG_SYNC = 'now SIGNAL go_page';
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SET DEBUG_SYNC = 'now WAIT_FOR page_middle_signal';
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SELECT EVENT_NAME, WORK_COMPLETED <= WORK_ESTIMATED
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FROM performance_schema.events_stages_current
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WHERE event_name LIKE "%page copy%"
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ORDER BY EVENT_NAME;
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EVENT_NAME WORK_COMPLETED <= WORK_ESTIMATED
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stage/innodb/clone (page copy) 1
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stage/innodb/clone (page copy) 1
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SET DEBUG_SYNC = 'now SIGNAL go_page_middle';
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SET DEBUG_SYNC = 'RESET';
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DROP TABLE t1;
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DROP TABLE t2;
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DROP TABLE t3;
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TRUNCATE TABLE performance_schema.events_stages_history;
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TRUNCATE TABLE performance_schema.events_stages_history_long;
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TRUNCATE TABLE performance_schema.events_statements_history;
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TRUNCATE TABLE performance_schema.events_statements_history_long;
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# Case 5 - Monitoring progress in the middle of redo copy.
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CREATE TABLE t1 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b LONGBLOB, c LONGBLOB);
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CREATE TABLE t2 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b LONGBLOB, c LONGBLOB);
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CREATE TABLE t3 (a INT NOT NULL PRIMARY KEY AUTO_INCREMENT, b LONGBLOB, c LONGBLOB);
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SET DEBUG_SYNC = 'clone_page_copy SIGNAL redo_signal WAIT_FOR go_redo';
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SET DEBUG_SYNC = 'clone_redo_copy SIGNAL redo_middle_signal WAIT_FOR go_redo_middle';
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SET GLOBAL clone_autotune_concurrency = OFF;
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SET GLOBAL clone_max_concurrency = 8;
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SET GLOBAL clone_valid_donor_list = 'HOST:PORT';
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CLONE INSTANCE FROM USER@HOST:PORT IDENTIFIED BY '' DATA DIRECTORY = 'CLONE_DATADIR';
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SET DEBUG_SYNC= 'now WAIT_FOR redo_signal';
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CALL prepare_data(50);
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SET DEBUG_SYNC= 'now SIGNAL go_redo';
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SET DEBUG_SYNC = 'now WAIT_FOR redo_middle_signal';
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SELECT EVENT_NAME, WORK_COMPLETED <= WORK_ESTIMATED
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FROM performance_schema.events_stages_current
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WHERE event_name LIKE "%redo copy%"
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ORDER BY EVENT_NAME;
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EVENT_NAME WORK_COMPLETED <= WORK_ESTIMATED
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stage/innodb/clone (redo copy) 1
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stage/innodb/clone (redo copy) 1
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SET DEBUG_SYNC = 'now SIGNAL go_redo_middle';
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SET DEBUG_SYNC = 'RESET';
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DROP PROCEDURE prepare_data;
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USE test;
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DROP TABLE t1;
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DROP TABLE t2;
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DROP TABLE t3;
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UNINSTALL PLUGIN clone;
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