我在上面配置了两个 SQL Server (12.0.4100.1) 和可用性组 (AG)。有时某些服务器挂起。它响应 ping，但 RDP 连接不可用，SQL Server 不响应等等。重启后，一切正常。我试图找出服务器挂起的原因。我在两个节点上都获得了集群日志，并且有以下信息：
节点 1（主要）：
000016e0.00001808::2015/12/12-09:41:13.053 INFO [RES] SQL Server Availability Group: [hadrag] SQL Server component 'query_processing' health state has been changed from 'clean' to 'warning' at 2015-12-12 11:41:13.047
000016e0.00001808::2015/12/12-09:41:33.056 INFO [RES] SQL Server Availability Group: [hadrag] SQL Server component 'query_processing' health state has been changed from 'warning' to 'clean' at 2015-12-12 11:41:33.050
0000118c.000038e4::2015/12/12-09:42:11.969 INFO [API] s_ApiGetQuorumResource final status 0.
0000118c.000038e4::2015/12/12-09:42:11.969 INFO [API] s_ApiGetQuorumResource final status 0.
0000118c.000038e4::2015/12/12-09:42:11.969 WARN [API] s_ApiOpenResourceEx: Resource …