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* Show the top IO consumers by thread, ordered by total latency
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*
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* mysql> select * from io_by_thread_by_latency;
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- * +---------------------+------------ +---------------+-------------+-------------+-------------+-----------+----------------+
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- * | user | count_star | total_latency | min_latency | avg_latency | max_latency | thread_id | processlist_id |
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- * +---------------------+------------ +---------------+-------------+-------------+-------------+-----------+----------------+
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- * | root@localhost | 11580 | 18.01 s | 429.78 ns | 1.12 ms | 181.07 ms | 25 | 6 |
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- * | main | 1358 | 1.31 s | 475.02 ns | 2.27 ms | 350.70 ms | 1 | NULL |
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- * | page_cleaner_thread | 654 | 147.44 ms | 588.12 ns | 225.44 us | 46.41 ms | 18 | NULL |
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- * | io_write_thread | 131 | 107.75 ms | 8.60 us | 822.55 us | 27.69 ms | 8 | NULL |
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- * | io_write_thread | 46 | 47.07 ms | 10.64 us | 1.02 ms | 16.90 ms | 9 | NULL |
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- * | io_write_thread | 71 | 46.99 ms | 9.11 us | 661.81 us | 17.04 ms | 11 | NULL |
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- * | io_log_thread | 20 | 21.01 ms | 14.25 us | 1.05 ms | 7.08 ms | 3 | NULL |
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- * | srv_master_thread | 13 | 17.60 ms | 8.49 us | 1.35 ms | 9.99 ms | 16 | NULL |
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- * | srv_purge_thread | 4 | 1.81 ms | 34.31 us | 452.45 us | 1.02 ms | 17 | NULL |
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- * | io_write_thread | 19 | 951.39 us | 9.75 us | 50.07 us | 297.47 us | 10 | NULL |
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- * | signal_handler | 3 | 218.03 us | 21.64 us | 72.68 us | 154.84 us | 19 | NULL |
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- * +---------------------+------------ +---------------+-------------+-------------+-------------+-----------+----------------+
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+ * +---------------------+-------+---------------+-------------+-------------+-------------+-----------+----------------+
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+ * | user | total | total_latency | min_latency | avg_latency | max_latency | thread_id | processlist_id |
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+ * +---------------------+-------+---------------+-------------+-------------+-------------+-----------+----------------+
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+ * | root@localhost | 11580 | 18.01 s | 429.78 ns | 1.12 ms | 181.07 ms | 25 | 6 |
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+ * | main | 1358 | 1.31 s | 475.02 ns | 2.27 ms | 350.70 ms | 1 | NULL |
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+ * | page_cleaner_thread | 654 | 147.44 ms | 588.12 ns | 225.44 us | 46.41 ms | 18 | NULL |
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+ * | io_write_thread | 131 | 107.75 ms | 8.60 us | 822.55 us | 27.69 ms | 8 | NULL |
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+ * | io_write_thread | 46 | 47.07 ms | 10.64 us | 1.02 ms | 16.90 ms | 9 | NULL |
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+ * | io_write_thread | 71 | 46.99 ms | 9.11 us | 661.81 us | 17.04 ms | 11 | NULL |
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+ * | io_log_thread | 20 | 21.01 ms | 14.25 us | 1.05 ms | 7.08 ms | 3 | NULL |
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+ * | srv_master_thread | 13 | 17.60 ms | 8.49 us | 1.35 ms | 9.99 ms | 16 | NULL |
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+ * | srv_purge_thread | 4 | 1.81 ms | 34.31 us | 452.45 us | 1.02 ms | 17 | NULL |
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+ * | io_write_thread | 19 | 951.39 us | 9.75 us | 50.07 us | 297.47 us | 10 | NULL |
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+ * | signal_handler | 3 | 218.03 us | 21.64 us | 72.68 us | 154.84 us | 19 | NULL |
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+ * +---------------------+-------+---------------+-------------+-------------+-------------+-----------+----------------+
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*
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*/
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@@ -43,7 +43,7 @@ CREATE OR REPLACE
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SQL SECURITY INVOKER
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VIEW io_by_thread_by_latency (
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user,
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- count_star ,
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+ total ,
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total_latency,
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min_latency,
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avg_latency,
@@ -56,7 +56,7 @@ SELECT IF(processlist_id IS NULL,
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SUBSTRING_INDEX(name, ' /' , - 1 ),
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CONCAT(processlist_user, ' @' , processlist_host)
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) user,
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- SUM (count_star) count_star ,
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+ SUM (count_star) total ,
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sys .format_time (SUM (sum_timer_wait)) total_latency,
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sys .format_time (MIN (min_timer_wait)) min_latency,
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sys .format_time (AVG (avg_timer_wait)) avg_latency,
@@ -76,21 +76,21 @@ SELECT IF(processlist_id IS NULL,
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* Show the top IO consumers by thread, ordered by total latency
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*
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* mysql> select * from x$io_by_thread_by_latency;
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- * +---------------------+------------ +----------------+-------------+-----------------+--------------+-----------+----------------+
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- * | user | count_star | total_latency | min_latency | avg_latency | max_latency | thread_id | processlist_id |
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- * +---------------------+------------ +----------------+-------------+-----------------+--------------+-----------+----------------+
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- * | root@localhost | 11587 | 18007539905680 | 429780 | 1120831681.6667 | 181065665560 | 25 | 6 |
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- * | main | 1358 | 1309001741320 | 475020 | 2269581997.8000 | 350700491310 | 1 | NULL |
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- * | page_cleaner_thread | 654 | 147435455960 | 588120 | 225436198.0000 | 46412043990 | 18 | NULL |
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- * | io_write_thread | 131 | 107754483070 | 8603140 | 822553303.0000 | 27691592500 | 8 | NULL |
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- * | io_write_thread | 46 | 47074926860 | 10642710 | 1023367631.0000 | 16899745070 | 9 | NULL |
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- * | io_write_thread | 71 | 46988801210 | 9108320 | 661814075.0000 | 17042760020 | 11 | NULL |
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- * | io_log_thread | 20 | 21007710490 | 14250600 | 1050385336.0000 | 7081255090 | 3 | NULL |
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- * | srv_master_thread | 13 | 17601511720 | 8486270 | 1353962324.0000 | 9990100380 | 16 | NULL |
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- * | srv_purge_thread | 4 | 1809792270 | 34307000 | 452447879.0000 | 1018887740 | 17 | NULL |
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- * | io_write_thread | 19 | 951385890 | 9745450 | 50072763.0000 | 297468080 | 10 | NULL |
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- * | signal_handler | 3 | 218026640 | 21639800 | 72675421.0000 | 154841440 | 19 | NULL |
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- * +---------------------+------------ +----------------+-------------+-----------------+--------------+-----------+----------------+
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+ * +---------------------+-------+----------------+-------------+-----------------+--------------+-----------+----------------+
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+ * | user | total | total_latency | min_latency | avg_latency | max_latency | thread_id | processlist_id |
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+ * +---------------------+-------+----------------+-------------+-----------------+--------------+-----------+----------------+
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+ * | root@localhost | 11587 | 18007539905680 | 429780 | 1120831681.6667 | 181065665560 | 25 | 6 |
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+ * | main | 1358 | 1309001741320 | 475020 | 2269581997.8000 | 350700491310 | 1 | NULL |
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+ * | page_cleaner_thread | 654 | 147435455960 | 588120 | 225436198.0000 | 46412043990 | 18 | NULL |
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+ * | io_write_thread | 131 | 107754483070 | 8603140 | 822553303.0000 | 27691592500 | 8 | NULL |
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+ * | io_write_thread | 46 | 47074926860 | 10642710 | 1023367631.0000 | 16899745070 | 9 | NULL |
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+ * | io_write_thread | 71 | 46988801210 | 9108320 | 661814075.0000 | 17042760020 | 11 | NULL |
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+ * | io_log_thread | 20 | 21007710490 | 14250600 | 1050385336.0000 | 7081255090 | 3 | NULL |
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+ * | srv_master_thread | 13 | 17601511720 | 8486270 | 1353962324.0000 | 9990100380 | 16 | NULL |
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+ * | srv_purge_thread | 4 | 1809792270 | 34307000 | 452447879.0000 | 1018887740 | 17 | NULL |
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+ * | io_write_thread | 19 | 951385890 | 9745450 | 50072763.0000 | 297468080 | 10 | NULL |
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+ * | signal_handler | 3 | 218026640 | 21639800 | 72675421.0000 | 154841440 | 19 | NULL |
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+ * +---------------------+-------+----------------+-------------+-----------------+--------------+-----------+----------------+
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*
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*/
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@@ -100,7 +100,7 @@ CREATE OR REPLACE
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SQL SECURITY INVOKER
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VIEW x$io_by_thread_by_latency (
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user,
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- count_star ,
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+ total ,
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total_latency,
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min_latency,
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avg_latency,
@@ -113,7 +113,7 @@ SELECT IF(processlist_id IS NULL,
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SUBSTRING_INDEX(name, ' /' , - 1 ),
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CONCAT(processlist_user, ' @' , processlist_host)
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) user,
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- SUM (count_star) count_star ,
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+ SUM (count_star) total ,
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SUM (sum_timer_wait) total_latency,
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MIN (min_timer_wait) min_latency,
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AVG (avg_timer_wait) avg_latency,
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