Logs

The Logs page contains a search panel, a file directory panel, and a content panel. The content panel either displays log content or search results.

The superuser role is required to access logs.
logs monitoring page

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Open a log file from the file directory

In the file directory panel, all machines will be listed in a tree structure. Click a machine ID to show the components, and click again to show log files and folders.

file listing

Choose one single log file by clicking on it, and the content will be shown in the display panel. The title will show the machine ID and the path of the opened log file. To the right, there is a download button download log btn for downloading the selected log file. Loaded log lines will add to the end of the file (the latest log content) and the system will keep pulling to update the log.

Note that the display panel will only show the tail end of the chosen log file, up to 32 MB. If you wish to read the entire log file, download the file.
display log

Search logs

If your browser window is wide, you will see the search panel at the top.

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If your browser window is narrow, the search panel collapsed. Click the btn:[Search] button to open it.

log search button

In the search panel, you need to provide the following three pieces of information:

  • Pattern

  • Node

  • Component

Without a pattern and at least one node and one component, the search will not be performed.

Use the expand image or collapse image buttons for more space to view the log content, if necessary.

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The title of each search result contains the machine ID, the file path and the number of lines of content which match the pattern. The detailed log line content will also be shown:

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Clicking on a single search result will show the log content in the display panel and highlight the matching log line.

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