Comment 7 for bug 1883659

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Herve Beraud (herveberaud) wrote :

Hello,

If I correctly understood this top you say that the connections grow more than allowed by the given config, right?

Few weeks ago another bug was opened [1] and it was due to `flush_on_reconnect` that can cause exponential raising of connections to memcached servers.

IIRC this option was mostly introduced for keystone's.

The submitted patch [1] is moving flush_on_reconnect from code to oslo.cache config block to be configurable.

It could be worth to follow a bit this track, and maybe try to turn off flush_on_reconnect manually and then observe the behavior with your context.

So either you can edit the code to remove this option, or you may try to apply this patch [1] to disable it by using config.

Please let me know if it help you.

[1] https://review.opendev.org/#/c/742193/