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This issue requires an assignee. Since you haven't specified one, we've assigned TestManager as the default assignee for this issue.
B019版本自验证
创建新DataKit 安装目录，安装DataKit
导入服务器，并添加运维用户
导入openGauss 主备集群数据库
安装智能运维插件
安装普罗米修斯插件
安装代理
查看智能运维集群监控信息
查看Agent日志
运行半小时查看
查看日志信息，无异常信息
观测日志信息
watch -n 2 grep -c 'Get SSH session fail' logs/agent.log
回归结论：通过
回归版本：7.0.0-LTS b0019
回归截图：
间隔一段时间查看 正常运行无异常中断
测试类型
工具功能
测试版本
7.0.0LTS
问题描述
datakit使用observability-instance插件，创建了实例监控后，把服务端跟代理都配置好后，一开始运行正常，可以正常看到资源监控,实例指标,会话监控,SQL详情等待事件，当时当监控运行一段时间后，所有监控指标都归零了，程序自动停止了对于实例数据的采集，通过日志分析是报的ssh连接泄漏的问题。
操作系统和硬件信息
不涉及
测试环境
企业版单机
被测功能
DataKit 实例监控
预置条件
操作步骤
开启datakit实例监控
预期输出
实例监控正常运行
实际输出
datakit使用observability-instance插件，创建了实例监控后，把服务端跟代理都配置好后，一开始运行正常，可以正常看到资源监控,实例指标,会话监控,SQL详情等待事件，当时当监控运行一段时间后，所有监控指标都归零了，程序自动停止了对于实例数据的采集
日志信息
2026-06-23 18:56:39.931 [Metric-15001-Collector-e6b65a2e-df88-4e0f-b18c-01db8b21a0a2_agent_network_socket0] ERROR c.n.o.i.a.u.CmdUtils - Metric-15001-Collector-e6b65a2e-df88-4e0f-b18c-01db8b21a0a2_agent_network_socket0 Get SSH session fail for e6b65a2e-df88-4e0f-b18c-01db8b21a0a2
2026-06-23 18:56:39.931 [Metric-15001-Collector-e6b65a2e-df88-4e0f-b18c-01db8b21a0a2_agent_network_socket0] ERROR c.n.o.i.a.e.CollectException - CollectException:Get SSH session fail for e6b65a2e-df88-4e0f-b18c-01db8b21a0a2
2026-06-23 18:56:39.932 [Metric-15001-Collector-e6b65a2e-df88-4e0f-b18c-01db8b21a0a2_agent_network_socket0] ERROR c.n.o.i.a.s.i.MultiCollectorServiceImpl - The scheduled collection task for the metric [agent_network_socket] of node e6b65a2e-df88-4e0f-b18c-01db8b21a0a2 is fail
2026-06-23 18:56:39.932 [Metric-15001-Collector-e6b65a2e-df88-4e0f-b18c-01db8b21a0a2_agent_network_socket0] ERROR c.n.o.i.a.s.i.MultiCollectorServiceImpl - Get SSH session fail for e6b65a2e-df88-4e0f-b18c-01db8b21a0a2
2026-06-23 18:56:39.932 [Metric-15001-Collector-e6b65a2e-df88-4e0f-b18c-01db8b21a0a2_agent_sockstat0] ERROR c.n.o.i.a.p.SshClientSessionPool - Metric-15001-Collector-e6b65a2e-df88-4e0f-b18c-01db8b21a0a2_agent_sockstat0 Get ssh client session error!
2026-06-23 18:56:39.932 [Metric-15001-Collector-e6b65a2e-df88-4e0f-b18c-01db8b21a0a2_agent_sockstat0] ERROR c.n.o.i.a.p.SshClientSessionPool - java.util.NoSuchElementException: Timeout waiting for idle object, borrowMaxWaitDuration=PT2.99999967S
at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:309)
at org.apache.commons.pool2.impl.GenericObjectPool.borrowObject(GenericObjectPool.java:231)
at com.nctigba.observability.instance.agent.pool.SshClientSessionPool.getSession(SshClientSessionPool.java:71)
at com.nctigba.observability.instance.agent.util.CmdUtils.readFromCmd(CmdUtils.java:151)
at com.nctigba.observability.instance.agent.util.FileUtils.readFileLine(FileUtils.java:67)
at com.nctigba.observability.instance.agent.util.FileUtils.readFileLine(FileUtils.java:52)
at com.nctigba.observability.instance.agent.metric.system.network.SocketStateGauge.collectData(SocketStateGauge.java:71)
at com.nctigba.observability.instance.agent.service.impl.MultiCollectorServiceImpl.lambda$scheduleCommonMetric7(MultiCollectorServiceImpl.java:249)atjava.base/java.util.concurrent.ExecutorsRunnableAdapter.call(Executors.java:539)
at java.base/java.util.concurrent.FutureTask.run(FutureTask.java:264)
at java.base/java.util.concurrent.ScheduledThreadPoolExecutorScheduledFutureTask.run(ScheduledThreadPoolExecutor.java:304)atjava.base/java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1136)atjava.base/java.util.concurrent.ThreadPoolExecutorWorker.run(ThreadPoolExecutor.java:635)
at java.base/java.lang.Thread.run(Thread.java:842)
提单组织
内部开发
测试代码