I've noticed this for a while, but hoped it would have been corrected with the release of 5.9. Since it is still showing up in my logs, I figured I should share to the list.
sogo-tool backup /tmp ALL WARNING: MYSQL_OPT_RECONNECT is deprecated and will be removed in a future version. <0x0x561a55b88260[SOGoCache]> Cache cleanup interval set every 300.000000 seconds <0x0x561a55b88260[SOGoCache]> Using host(s) '127.0.0.1' as server(s) WARNING: MYSQL_OPT_RECONNECT is deprecated and will be removed in a future version. WARNING: MYSQL_OPT_RECONNECT is deprecated and will be removed in a future version. WARNING: MYSQL_OPT_RECONNECT is deprecated and will be removed in a future version. WARNING: MYSQL_OPT_RECONNECT is deprecated and will be removed in a future version. WARNING: MYSQL_OPT_RECONNECT is deprecated and will be removed in a future version.
