我在 Google Compute Engine (ubuntu) 上安装了 Stackdriver,并尝试对其进行配置以监控安装在该实例中的 postgresql 服务。
日志显示它能够连接到数据库,但是在尝试获取统计数据时失败。
这是我执行命令“service stackdriver-agent status”时的结果
关于我错过了什么的任何想法?
service stackdriver-agent status
● stackdriver-agent.service - LSB: start and stop Stackdriver Agent
Loaded: loaded (/etc/init.d/stackdriver-agent)
Active: active (running) since Tue 2017-06-13 17:41:15 UTC; 14min ago
Process: 5024 ExecStop=/etc/init.d/stackdriver-agent stop (code=exited, status=0/SUCCESS)
Process: 5045 ExecStart=/etc/init.d/stackdriver-agent start (code=exited, status=0/SUCCESS)
CGroup: /system.slice/stackdriver-agent.service
└─5067 /opt/stackdriver/collectd/sbin/stackdriver-collectd -C /opt/stackdriver/collectd/etc/collectd.conf -P /var/run/stackdriver-agent.pid
Jun 13 17:55:15 prod-postgres collectd[5067]: parse_value: Failed to parse string as derive: .
Jun 13 17:55:15 prod-postgres collectd[5067]: db query utils: udb_result_submit: Parsing `' as derive failed.
Jun 13 17:55:15 prod-postgres collectd[5067]: db query utils: udb_query_handle_result (postgres, queries): All results failed.
Jun 13 17:55:15 prod-postgres collectd[5067]: postgresql: udb_query_handle_result failed with status -1.
Jun 13 17:55:15 prod-postgres collectd[5067]: parse_value: Failed to parse string as gauge: .
Jun 13 17:55:15 prod-postgres collectd[5067]: db query utils: udb_result_submit: Parsing `' as gauge failed.
Jun 13 17:55:15 prod-postgres collectd[5067]: parse_value: Failed to parse string as gauge: .
Jun 13 17:55:15 prod-postgres collectd[5067]: db query utils: udb_result_submit: Parsing `' as gauge failed.
Jun 13 17:55:15 prod-postgres collectd[5067]: db query utils: udb_query_handle_result (postgres, table_states): All results failed.
Jun 13 17:55:15 prod-postgres collectd[5067]: postgresql: udb_query_handle_result failed with status -1.