On Tue, Nov 23, 2021 at 10:39 AM Bharath Rupireddy <bharath.rupireddyforpostg...@gmail.com> wrote: > > Hi, > > The replication slots data is stored in binary format on the disk under the > pg_replslot/<<slot_name>> directory which isn't human readable. If the server > is crashed/down (for whatever reasons) and unable to come up, currently > there's no way for the user/admin/developer to know what were all the > replication slots available at the time of server crash/down to figure out > what's the restart lsn, xid, two phase info or types of slots etc. > > pg_replslotdata is a tool that interprets the replication slots information > and displays it onto the stdout even if the server is crashed/down. The > design of this tool is similar to other tools available in the core today > i.e. pg_controldata, pg_waldump. > > Attaching initial patch herewith. I will improve it with documentation and > other stuff a bit later. > > Please see the attached picture for the sample output. > > Thoughts?
Attaching the rebased v2 patch. Regards, Bharath Rupireddy.
v2-0001-pg_replslotdata.patch
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