Gian Merlino 3ff51487b7 Add ZooKeeper connection state alerts and metrics. (#14333) ... * Add ZooKeeper connection state alerts and metrics. - New metric "zk/connected" is an indicator showing 1 when connected, 0 when disconnected. - New metric "zk/disconnected/time" measures time spent disconnected. - New alert when Curator connection state enters LOST or SUSPENDED. * Use right GuardedBy. * Test fixes, coverage. * Adjustment. * Fix tests. * Fix ITs. * Improved injection. * Adjust metric name, add tests.		2023-07-12 09:34:28 -07:00
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src	Add ZooKeeper connection state alerts and metrics. (#14333)	2023-07-12 09:34:28 -07:00
pom.xml	Make LoggingEmitter more useful by using Markers (#14121)	2023-04-27 15:06:06 -07:00