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Lot of postmaster processes
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* Lot of postmaster processes
@ 2024-12-17 18:41 kaido vaikla <[email protected]>
  2024-12-17 18:59 ` Re: Lot of postmaster processes Ron Johnson <[email protected]>
  0 siblings, 1 reply; 4+ messages in thread

From: kaido vaikla @ 2024-12-17 18:41 UTC (permalink / raw)
  To: pgsql-admin

Hi,

Output below is output of command

$top -c -u postgres

Can somebody tell me why there is so many postmaster running.
O/S: Rocky Linux release 9.4
pg rel:  15.10

    PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+
COMMAND
2837351 postgres  20   0    6408    256    256 D   9.8   0.0   0:02.02 free
-h
2837291 postgres  20   0  235300   1536    512 R   2.5   0.0   0:03.34 top
-c -u postgres
2837352 postgres  20   0 1257200   2004    128 R   0.8   0.1   0:00.16
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2836988 postgres  20   0 1261488  15708  12168 R   0.2   0.4   0:01.01
postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(8497) idle
2836990 postgres  20   0 1261612  14556  11144 R   0.2   0.4   0:01.03
postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(12454) BEGIN
2837353 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.05
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837356 postgres  20   0 1257200   2004    128 R   0.2   0.1   0:00.05
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837357 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.05
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837358 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.05
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837359 postgres  20   0 1257200   1876      0 D   0.2   0.1   0:00.05
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837361 postgres  20   0 1257200   2004    128 D   0.2   0.1   0:00.05
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837366 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.05
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837367 postgres  20   0 1257200   2004    128 D   0.2   0.1   0:00.05
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837368 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.05
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2836973 postgres  20   0 1257200  43904  41984 R   0.2   1.2   0:01.24
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2836976 postgres  20   0 1257340  10204   8328 R   0.2   0.3   0:00.24
postgres: elvnetfix_instance: background writer
2836983 postgres  20   0 1261148   9052   6024 R   0.2   0.2   0:00.29
postgres: elvnetfix_instance: TimescaleDB Background Worker Scheduler
2837084 postgres  20   0 1277008  82580  64392 R   0.2   2.2   0:18.62
postgres: elvnetfix_instance: postgres elvnetfix [local] ANALYZE
2837303 postgres  20   0 2111732 855128  62600 D   0.2  23.0   0:31.68
postgres: elvnetfix_instance: parallel worker for PID 2837299
2837346 postgres  20   0 1257200   2004    128 R   0.2   0.1   0:00.61
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837354 postgres  20   0 1257200   1876      0 D   0.2   0.1   0:00.04
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837355 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.04
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837360 postgres  20   0 1257200   1876      0 D   0.2   0.1   0:00.04
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837362 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.04
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837363 postgres  20   0 1257200   2004    128 R   0.2   0.1   0:00.04
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837364 postgres  20   0 1257200   2004    128 R   0.2   0.1   0:00.04
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837365 postgres  20   0 1257200   2004    128 R   0.2   0.1   0:00.04
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2836979 postgres  20   0 1257340  18524  16648 R   0.1   0.5   0:00.74
postgres: elvnetfix_instance: walwriter
2836980 postgres  20   0 1258796   3292   1160 R   0.1   0.1   0:00.16
postgres: elvnetfix_instance: autovacuum launcher
2836985 postgres  20   0 1261300  10204   7176 R   0.1   0.3   0:01.48
postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(32449) PARSE
2836986 postgres  20   0 1261544  14300  10888 D   0.1   0.4   0:00.98
postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(23326) idle
2836987 postgres  20   0 1261612  14428  10888 R   0.1   0.4   0:00.94
postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(64612) BEGIN
2836994 postgres  20   0 1259468   4444   1800 R   0.1   0.1   0:01.14
postgres: elvnetfix_instance: walsender barman x.x.x.x(57084) streaming
6AD/7575C3E8
2837130 postgres  20   0 1261536  15708  12168 R   0.1   0.4   0:00.93
postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(17361) idle
2837299 postgres  20   0 2195352 940340  72712 R   0.1  25.3   0:34.68
postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(27104) SELECT
2837345 postgres  20   0 1257200   1876      0 R   0.1   0.1   0:00.73
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837348 postgres  20   0 1257200   1876      0 R   0.1   0.1   0:00.45
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837350 postgres  20   0 1257200   2004    128 R   0.1   0.1   0:00.27
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837369 postgres  20   0 1257200   2004    128 R   0.1   0.1   0:00.03
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2837302 postgres  20   0 2111732 860004  65032 R   0.1  23.2   0:31.29
postgres: elvnetfix_instance: parallel worker for PID 2837299
2837349 postgres  20   0 1257200   1876      0 R   0.1   0.1   0:00.37
/usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
2832240 postgres  20   0  224348   2304    128 S   0.0   0.1   0:00.73 -bash
2835242 postgres  20   0  224348   2304    128 S   0.0   0.1   0:00.61 -bash
2836621 postgres  20   0  224348   2048      0 S   0.0   0.1   0:00.02 -bash
2836974 postgres  20   0  281224   1984    136 S   0.0   0.1   0:00.03
postgres: elvnetfix_instance: logger
2836975 postgres  20   0 1257356  20828  18952 S   0.0   0.6   0:00.02
postgres: elvnetfix_instance: checkpointer



br
Kaido


^ permalink  raw  reply  [nested|flat] 4+ messages in thread

* Re: Lot of postmaster processes
  2024-12-17 18:41 Lot of postmaster processes kaido vaikla <[email protected]>
@ 2024-12-17 18:59 ` Ron Johnson <[email protected]>
  2024-12-20 08:23   ` Re: Lot of postmaster processes kaido vaikla <[email protected]>
  0 siblings, 1 reply; 4+ messages in thread

From: Ron Johnson @ 2024-12-17 18:59 UTC (permalink / raw)
  To: pgsql-admin

On Tue, Dec 17, 2024 at 1:42 PM kaido vaikla <[email protected]> wrote:

> Hi,
>
> Output below is output of command
>
> $top -c -u postgres
>
> Can somebody tell me why there is so many postmaster running.
> O/S: Rocky Linux release 9.4
> pg rel:  15.10
>
>     PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+
> COMMAND
> 2837351 postgres  20   0    6408    256    256 D   9.8   0.0   0:02.02
> free -h
> 2837291 postgres  20   0  235300   1536    512 R   2.5   0.0   0:03.34 top
> -c -u postgres
> 2837352 postgres  20   0 1257200   2004    128 R   0.8   0.1   0:00.16
> /usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
> 2836988 postgres  20   0 1261488  15708  12168 R   0.2   0.4   0:01.01
> postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(8497) idle
> 2836990 postgres  20   0 1261612  14556  11144 R   0.2   0.4   0:01.03
> postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(12454) BEGIN
> 2837353 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.05
> /usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
>
[snip]

What do "pg_ctl -D /pgdata/pgsql/15/data" and "ps -ejH" say?


-- 
Death to <Redacted>, and butter sauce.
Don't boil me, I'm still alive.
<Redacted> lobster!


^ permalink  raw  reply  [nested|flat] 4+ messages in thread

* Re: Lot of postmaster processes
  2024-12-17 18:41 Lot of postmaster processes kaido vaikla <[email protected]>
  2024-12-17 18:59 ` Re: Lot of postmaster processes Ron Johnson <[email protected]>
@ 2024-12-20 08:23   ` kaido vaikla <[email protected]>
  2024-12-20 14:25     ` Re: Lot of postmaster processes Ron Johnson <[email protected]>
  0 siblings, 1 reply; 4+ messages in thread

From: kaido vaikla @ 2024-12-20 08:23 UTC (permalink / raw)
  To: Ron Johnson <[email protected]>; +Cc: pgsql-admin

Actually this problem popped up and disappeared.
What did you expect to see executing  "pg_ctl -D /pgdata/pgsql/15/data"
without any controll option a'la stop etc
br
Kaido


On Tue, 17 Dec 2024 at 20:59, Ron Johnson <[email protected]> wrote:

> On Tue, Dec 17, 2024 at 1:42 PM kaido vaikla <[email protected]>
> wrote:
>
>> Hi,
>>
>> Output below is output of command
>>
>> $top -c -u postgres
>>
>> Can somebody tell me why there is so many postmaster running.
>> O/S: Rocky Linux release 9.4
>> pg rel:  15.10
>>
>>     PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+
>> COMMAND
>> 2837351 postgres  20   0    6408    256    256 D   9.8   0.0   0:02.02
>> free -h
>> 2837291 postgres  20   0  235300   1536    512 R   2.5   0.0   0:03.34
>> top -c -u postgres
>> 2837352 postgres  20   0 1257200   2004    128 R   0.8   0.1   0:00.16
>> /usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
>> 2836988 postgres  20   0 1261488  15708  12168 R   0.2   0.4   0:01.01
>> postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(8497) idle
>> 2836990 postgres  20   0 1261612  14556  11144 R   0.2   0.4   0:01.03
>> postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(12454) BEGIN
>> 2837353 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.05
>> /usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
>>
> [snip]
>
> What do "pg_ctl -D /pgdata/pgsql/15/data" and "ps -ejH" say?
>
>
> --
> Death to <Redacted>, and butter sauce.
> Don't boil me, I'm still alive.
> <Redacted> lobster!
>


^ permalink  raw  reply  [nested|flat] 4+ messages in thread

* Re: Lot of postmaster processes
  2024-12-17 18:41 Lot of postmaster processes kaido vaikla <[email protected]>
  2024-12-17 18:59 ` Re: Lot of postmaster processes Ron Johnson <[email protected]>
  2024-12-20 08:23   ` Re: Lot of postmaster processes kaido vaikla <[email protected]>
@ 2024-12-20 14:25     ` Ron Johnson <[email protected]>
  0 siblings, 0 replies; 4+ messages in thread

From: Ron Johnson @ 2024-12-20 14:25 UTC (permalink / raw)
  To: pgsql-admin

pg_ctl *status* -D /pgdata/pgsql/15/data

Sorry about that.

On Fri, Dec 20, 2024 at 3:23 AM kaido vaikla <[email protected]> wrote:

> Actually this problem popped up and disappeared.
> What did you expect to see executing  "pg_ctl -D /pgdata/pgsql/15/data"
> without any controll option a'la stop etc
> br
> Kaido
>
>
> On Tue, 17 Dec 2024 at 20:59, Ron Johnson <[email protected]> wrote:
>
>> On Tue, Dec 17, 2024 at 1:42 PM kaido vaikla <[email protected]>
>> wrote:
>>
>>> Hi,
>>>
>>> Output below is output of command
>>>
>>> $top -c -u postgres
>>>
>>> Can somebody tell me why there is so many postmaster running.
>>> O/S: Rocky Linux release 9.4
>>> pg rel:  15.10
>>>
>>>     PID USER      PR  NI    VIRT    RES    SHR S  %CPU  %MEM     TIME+
>>> COMMAND
>>> 2837351 postgres  20   0    6408    256    256 D   9.8   0.0   0:02.02
>>> free -h
>>> 2837291 postgres  20   0  235300   1536    512 R   2.5   0.0   0:03.34
>>> top -c -u postgres
>>> 2837352 postgres  20   0 1257200   2004    128 R   0.8   0.1   0:00.16
>>> /usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
>>> 2836988 postgres  20   0 1261488  15708  12168 R   0.2   0.4   0:01.01
>>> postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(8497) idle
>>> 2836990 postgres  20   0 1261612  14556  11144 R   0.2   0.4   0:01.03
>>> postgres: elvnetfix_instance: elvnetfixadmin elvnetfix x.x.x.x(12454) BEGIN
>>> 2837353 postgres  20   0 1257200   1876      0 R   0.2   0.1   0:00.05
>>> /usr/pgsql-15/bin/postmaster -D /pgdata/pgsql/15/data/
>>>
>> [snip]
>>
>> What do "pg_ctl -D /pgdata/pgsql/15/data" and "ps -ejH" say?
>>
>>
>> --
>> Death to <Redacted>, and butter sauce.
>> Don't boil me, I'm still alive.
>> <Redacted> lobster!
>>
>

-- 
Death to <Redacted>, and butter sauce.
Don't boil me, I'm still alive.
<Redacted> lobster!


^ permalink  raw  reply  [nested|flat] 4+ messages in thread


end of thread, other threads:[~2024-12-20 14:25 UTC | newest]

Thread overview: 4+ messages (download: mbox mbox.gz follow: Atom feed)
-- links below jump to the message on this page --
2024-12-17 18:41 Lot of postmaster processes kaido vaikla <[email protected]>
2024-12-17 18:59 ` Ron Johnson <[email protected]>
2024-12-20 08:23   ` kaido vaikla <[email protected]>
2024-12-20 14:25     ` Ron Johnson <[email protected]>

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