Slow Moodle 3.8.2 with Galera cluster - cache configuration?

Re: Slow Moodle 3.8.2 with Galera cluster - cache configuration?

by Visvanath Ratnaweera -
Number of replies: 0
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No. Moodle sees a very slow file system behind its $CFG->dataroot, what we just call "moodledata". The Moodle Bench reports:

 3 Reading file performance
(Read a file multiple times to check the reading speed of the Moodle temporary folder)
current 0.567 acceptable. 0.5
4 Writing file performance
(Write a file multiple times to check the writing speed of the Moodle temporary folder)
current 5.6 acceptable 1.0

Notice that the numbers are in seconds - smaller numbers are better.They have to be clearly better than the acceptable limits. Specially the write speed, completely unusable.

What was the Moodle Bench score? It is left out in your screen-shot.

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