I was hopeful that this might be our issue, but we already have max_allowed_packet = 256M root at us01odc-dev2-ctrl1:~# mysqladmin variables|grep allowed | max_allowed_packet | 268435456 -----Original Message----- From: Eric Fried <openstack at fried.cc> Sent: Tuesday, September 17, 2019 10:21 AM To: openstack-discuss at lists.openstack.org Subject: Re: [oslo][nova] Nova causes MySQL timeouts Coincidentally, I'm trying [1] via [2] based on advice from zzzeek. efried [1] https://urldefense.proofpoint.com/v2/url?u=https-3A__dba.stackexchange.com_questions_19135_mysql-2Derror-2Dreading-2Dcommunication-2Dpackets_19139-2319139&d=DwICaQ&c=DPL6_X_6JkXFx7AXWqB0tg&r=XrJBXYlVPpvOXkMqGPz6KucRW_ils95ZMrEmlTflPm8&m=WhqrFWiq68cDG65DEDJIVr7qQiBSBt8bwY70zlZPx5Y&s=E_872jzry6thItjApAzjBLumvxG2WIAOqA2CnGEhiU4&e= [2] https://urldefense.proofpoint.com/v2/url?u=https-3A__review.opendev.org_-23_c_682661_&d=DwICaQ&c=DPL6_X_6JkXFx7AXWqB0tg&r=XrJBXYlVPpvOXkMqGPz6KucRW_ils95ZMrEmlTflPm8&m=WhqrFWiq68cDG65DEDJIVr7qQiBSBt8bwY70zlZPx5Y&s=wYVKBtvmm1jv4bd0xtP7fsALj2SgyPnYrWSTkAtpG9U&e=