1. UtilitiesΒΆ
AMPS provides several utilities that are not essential to message processing, but can be helpful in troubleshooting or tuning an AMPS instance:
amps_sow_dump
is used to inspect the contents of a SOW topic store.amps_journal_dump
is used to examine the contents of an AMPS journal file during debugging and program tuning.ampserr
is used to expand and examine error messages that may be observed in the logs. This utility allows a user to input a specific error code, or a class of error codes, examine the error message in more detail, and where applicable, view known solutions to similar issues.- AMPS provides a command-line Spark client as a useful tool for checking the status of the AMPS engine. The Spark client can also be used to run queries, place subscriptions, and publish data.
amps_upgrade
upgrades data files for existing AMPS instances to the current release of AMPS.