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The following changes are included in this commit: * Adds a lightweight framework for registering metrics in the JVM. * Adds table-level metrics and enables these metrics to be exposed through the catalog web UI. * Adds a CatalogUsageMonitor class that monitors and reports the catalog usage in terms of the tables with the highest memory requirements and the tables with the highest number of metadata operations. The catalog usage information is exposed in the /catalog page of the catalog web UI. Change-Id: I37d407979e6d3b1a444b6b6265900b148facde9e Reviewed-on: http://gerrit.cloudera.org:8080/8529 Reviewed-by: Dimitris Tsirogiannis <dtsirogiannis@cloudera.com> Tested-by: Impala Public Jenkins
24 lines
855 B
Cheetah
24 lines
855 B
Cheetah
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