Hi All,
Facing issue while enabling OOBM below is the description of issue. If I increase connection from 1250 it also goes utilized and mgmt. ui stop. tail -200 /var/log/cloudstack/management/management-server.log | egrep "ERROR|FATAL " 2026-01-16 10:17:13,323 ERROR [c.c.u.d.T.Transaction] (VMSchedulerPollTask:[ctx-6015a8ad]) (logid:82e34475) Unexpected exception: java.sql.SQLTransientConnectionException: cloud - Connection is not available, request timed out after 30000ms (total=1250, active=1250, idle=0, waiting=14) 2026-01-16 10:17:13,323 ERROR [c.c.u.d.DbUtil] (VMSchedulerPollTask:[ctx-6015a8ad]) (logid:82e34475) Unable to acquire DB connection for global lock system 2026-01-16 10:17:14,053 ERROR [c.c.c.d.ManagementServerHostDaoImpl] (StatsCollector-6:[ctx-64d186a8]) (logid:8024d557) DB Exception on: null java.sql.SQLTransientConnectionException: cloud - Connection is not available, request timed out after 30000ms (total=1250, active=1250, idle=0, waiting=14) 2026-01-16 10:17:14,053 ERROR [c.c.s.S.ManagementServerCollector] (StatsCollector-6:[ctx-64d186a8]) (logid:8024d557) Error trying to retrieve management server host statistics com.cloud.utils.exception.CloudRuntimeException: Unable to find on DB, due to: cloud - Connection is not available, request timed out after 30000ms (total=1250, active=1250, idle=0, waiting=14) 2026-01-16 10:17:18,101 ERROR [o.a.c.f.c.d.ConfigurationDaoImpl] (Vm-Operations-Cleanup-1:[ctx-ed605ede]) (logid:36e1cc65) DB Exception on: null java.sql.SQLTransientConnectionException: cloud - Connection is not available, request timed out after 30000ms (total=1250, active=1250, idle=0, waiting=13) 2026-01-16 10:17:18,101 ERROR [c.c.v.V.CleanupTask] (Vm-Operations-Cleanup-1:[ctx-ed605ede]) (logid:36e1cc65) VM Operations failed due to com.cloud.utils.exception.CloudRuntimeException: Unable to find by id on DB, due to: cloud - Connection is not available, request timed out after 30000ms (total=1250, active=1250, idle=0, waiting=13) Regards, Krishan Gulia
