[#329] get_pg_node_state looks for postmaster to avoid "PID file is empty" #339
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…D file is empty" error This patch suggests a solution to fix an error "PID file is empty" during getting a server state data. When pg_ctl returns this error, we are trying to find postmaster process for our data directory. If we find it then we wait a few seconds and do the next attempt to get server state data. Closes postgrespro#329.
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This patch suggests a solution to fix an error "PID file is empty" during getting a server state data.
When pg_ctl returns this error, we are trying to find postmaster process for our data directory.
If we find it then we wait a few seconds and do the next attempt to get a server state data.
Closes #329.