Database Administrators Asked by Antonios on November 28, 2021
I am reading to all tutorials/books that when running SHOW ENGINE INNODB STATUS the Per second averages calculated from the last X sec, the X should be 20 to 30 seconds. I have never manage to exceed 10 sec, so my question is: Is the output valid? i can count on these statistics? Is there something i am missing here some parameter to collect status statistics more efficient?
The SHOW ENGINE INNODB STATUS G command will show data from the last time the command was run till now - not sure what it will be the first time. I can't shut down the server here, but if you run the command rapidly twice in succession, you'll see the time since last run - set your
mysql> pager less;
mysql> show engine innodb status G
=====================================
2014-07-04 15:44:42 7f0a2d9c9700 INNODB MONITOR OUTPUT
=====================================
Per second averages calculated from the last 6 seconds
Take a look here - averages of less than ~30 seconds are worthless according to Peter Zaitsev. You could also take a look at Baron Schwartz's innotop tool - available here.
Answered by Vérace - get VACCINATED NOW on November 28, 2021
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