- Plesk Onyx for Linux
Plesk is unavailable with the following error on the on login page:
CONFIG_TEXT: DB query failed: SQLSTATE[HY000]  Resource temporarily unavailable
Message DB query failed: SQLSTATE[HY000]  Resource temporarily unavailable
The following errors in can be found
CONFIG_TEXT: [pool plesk] server reached max_children setting (26), consider raising it
The limit of
pm.max_children setting has been reached for Plesk.
Connect to the server via SSH.
Increase value for
# sed -i.bkp 's/max_children.*/max_children\ =\ 50/' /etc/sw-engine/pool.d/plesk.conf
Note: default value for pm.max_children is 26. If the limit of 50, as presented in the example above, is still being exceeded, consider increasing it further.
sw-enginein order to apply the change:
# service sw-engine restart