Hello, It looks normal because mysqldump loads data into memory. as long as you dont exceed values for buffer pool, open files limit and open tables limit the data and/or handlers will be cached.
BTW, if you run mysqldump in a locking way it could affect your application. Le mar. 14 nov. 2023 à 11:33, Marc <[email protected]> a écrit : > I am currently also running the mysqld_exporter > > what I notice is that, the backup mysql_dump is the only event that seems > to cause 'load', and then: > > > - mysql intern memory overview > seems to increase at the backup time, but does not seem to be released. > > - mysql open files > seems to increase at the backup time, but does not seem to be released. > > - mysql open tables > seems to increase at the backup time, but does not seem to be released. > > - mysql open table definitions > seems to increase at the backup time, but does not seem to be released. > > Should not at least something go down after the backup/mysql_dump event? > > > PS I did not verify anything of the grafana dashboard I am using > >
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