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Update Admin section of H2O1 User Guide
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Admin: Cluster I/O | ||
===================================== | ||
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To display the results of a connectivity check between the nodes in a cluster, click the **Admin** menu and select **Cluster I/O**. | ||
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.. image:: ClusterIO.png | ||
:width: 100% | ||
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Admin: Network Test | ||
===================================== | ||
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To display the results of a network traffic test for connectivity, click the **Admin** menu and select **Network Test**. | ||
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.. image:: NetworkTest.png | ||
:width: 100% |
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Admin: Profiler | ||
===================================== | ||
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To view the profiler trace for troubleshooting errors, click the **Admin** menu and select **Profiler**. In the **depth** field, specify the number of results to display, then click the **Submit** button. | ||
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.. image:: Profiler.png | ||
:width: 100% | ||
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Admin: Stack Dump | ||
===================================== | ||
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To display error information for advanced users and those oriented toward programming, click the **Admin** menu and select **Stack Dump**. | ||
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.. image:: AdminStack.png | ||
:width: 100% |
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Admin: TaskStatus | ||
===================================== | ||
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To view the status of the current task, click the **Admin** menu and select **TaskStatus**. | ||
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Admin: Timeline | ||
===================================== | ||
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To display a chronological list of H\ :sub:`2`\ O status | ||
events (for example, when a cluster was started), click the **Admin** menu and select **Timeline**. | ||
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.. image:: AdminTimeline.png | ||
:width: 100% | ||
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Admin: UDP Drop Test | ||
===================================== | ||
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H2O requires UDP on the `INTERNAL_COMMUNICATION` port (54322). | ||
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To display the results of a UDP connectivity test, click the **Admin** menu menu and select **UDP Drop Test**. | ||
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.. image:: UDPtest.png | ||
:width: 100% | ||
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Admin: Water Meter (Perfbar) | ||
===================================== | ||
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To view the status of the CPUs in the cluster as a real-time graph, click the **Admin** menu and select **Water Meter (Perfbar)**. | ||
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Each bar in the chart reprints one CPU. | ||
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**Legend** | ||
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- Blue: idle time | ||
- Green: user time | ||
- Red: system time | ||
- White: other (e.g., i/o) time | ||
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.. image:: PerfBar.png | ||
:width: 100% | ||
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