Rechercher dans le manuel MySQL
These views summarize memory use, grouped by allocation type (that is, by event). By default, rows are sorted by descending amount of memory used.
The
memory_global_by_current_bytes
and
x$memory_global_by_current_bytes
views have these columns:
event_name
The memory event name.
current_count
The total number of occurrences of the event.
current_alloc
The current number of allocated bytes that have not been freed yet for the event.
current_avg_alloc
The current number of allocated bytes per memory block for the event.
high_count
The high-water mark for number of memory blocks allocated for the event.
high_alloc
The high-water mark for number of bytes allocated for the event.
high_avg_alloc
The high-water mark for average number of bytes per memory block allocated for the event.
Document created the 26/06/2006, last modified the 26/10/2018
Source of the printed document:https://www.gaudry.be/en/mysql-rf-sys-memory-global-by-current-bytes.html
The infobrol is a personal site whose content is my sole responsibility. The text is available under CreativeCommons license (BY-NC-SA). More info on the terms of use and the author.
References
These references and links indicate documents consulted during the writing of this page, or which may provide additional information, but the authors of these sources can not be held responsible for the content of this page.
The author This site is solely responsible for the way in which the various concepts, and the freedoms that are taken with the reference works, are presented here. Remember that you must cross multiple source information to reduce the risk of errors.