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Paul Guo commented on HAWQ-1460: -------------------------------- I saw this on a single-node platform without slave. > WAL Send Server process should exit if postmaster on master is killed > --------------------------------------------------------------------- > > Key: HAWQ-1460 > URL: https://issues.apache.org/jira/browse/HAWQ-1460 > Project: Apache HAWQ > Issue Type: Bug > Components: Core > Reporter: Paul Guo > Assignee: Paul Guo > Fix For: 2.3.0.0-incubating > > > If we kill the postmaster on master, we will see two processes keep running. > pguo 44007 1 0 16:35 ? 00:00:00 postgres: port 5432, > master logger process > pguo 44014 1 0 16:35 ? 00:00:00 postgres: port 5432, WAL > Send Server process > Well, maybe we should exit the "WAL Send Server process" so that the > processes on master are all gone via checking PostmasterIsAlive() in its loop > code. > Note in distributed system any process could be killed at any time without > any callback, handler etc. -- This message was sent by Atlassian JIRA (v6.3.15#6346)