Postmaster.pid - what do the various lines stand for?

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От Paul Linehan
Тема Postmaster.pid - what do the various lines stand for?
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Msg-id CAF4RT5RegPDgG-KgOnORnDXLfG9oZE+VTwuqqwaSBuau+RjAbQ@mail.gmail.com
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Ответы Re: Postmaster.pid - what do the various lines stand for?  ("David G. Johnston" <david.g.johnston@gmail.com>)
Re: Postmaster.pid - what do the various lines stand for?  (Tom Lane <tgl@sss.pgh.pa.us>)
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Hi all, I have the file postmaster.pid - I would like to know
what the lines mean? I did Google, but didn't find much.

======================================
[pol@localhost inst]$ more ./data/postmaster.pid
7382
/home/pol/Downloads/software/postgres/inst/./data
1430769205
5432
/tmp
localhost
  5432001   2195471
[pol@localhost inst]$
=======================================

"inst" is the base install of the PostgreSQL instance.

7382 is the process id of the .../inst/bin/postgres -D ./data process

I'm curious as to what this line
/home/pol/Downloads/software/postgres/inst/./data
means
The PostgreSQL install is in /home/pol/Downloads/software/postgres/inst/, but
what does the bit of the path inst/./data - I'm unclear as to what the . (dot)
in the middle of that path means.

Is the 1430769205 a UNIX epoch time (seconds since 1970) since the
instance started?

5432 is the port (configurable)

/tmp - the PostgreSQL temp (sorting) directory?

localhost  is my machine name (never bothered to give it anything meaningful).

It's the last line
  5432001   2195471
that really puzzled me - I don't have a clue what they are about.

I'd be grateful for any input on this matter,


TIA and rgs,


Pól Ua Laoínecháin



--

linehanp@tcd.ie

Mob: 00 353 86 864 5772


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