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Resin PDF Health Reports

When attempting to diagnose application errors or performance issues, the single best tool Resin makes available are the Resin PDF Health Reports. They are also the first things we request when addressing customer support questions.

Resin can generate two slightly different PDF health reports: Snapshot and Watchdog reports. A Snapshot Report captures a “snapshot” of Resin at the current point in time. A Watchdog Report aggregates as much information as available about Resin at a “previous” point in time. Watchdog reports can also be thought of as a “post-mortem” or “restart” report, as they usually are generated immediately after an unexpected server restart.

Snapshot reports can be generated on the command-line:

unix> resinctl pdf-report -local -local-dir /tmp

via REST:

unix> curl ‘http://localhost:8080/resin-rest/pdf-report?snapshot=true&load-pdf=true’ > snapshot.pdf

or via Resin-Admin on the PDF Page:

http://localhost:8080/resin-admin/index.php?q=pdf&s=0

Watchdog report are usually generated automatically after any unexpected server restart. Check your logs directory for Watchdog-*.pdf files. However you can always regenerate a Watchdog report from Resin-Admin on the Watchdog Page:

http://localhost:8080/resin-admin/index.php?q=watchdog&s=0

The Resin Administration Console video on YouTube provides an excellent overview of Resin-Admin and PDF Health Report content.

Tags: health, pdf, snapshot

This entry was posted on Wednesday, January 2nd, 2013 at 11:12 am and is filed under Uncategorized. You can follow any responses to this entry through the RSS 2.0 feed. You can leave a response, or trackback from your own site.

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