Re: timescaledb vs NULL vs pg_timeseries vs partman + pgcron + pg_ivm

2025-04-08 Thread Achilleas Mantzios - cloud
On 4/9/25 04:50, Amitabh Kant wrote: Thank you, I meant the paid/supported service not the community version. Which of the two do you use? I use the community version. On 4/9/25 05:23, Brent Wood wrote: I also use the free community edition on internal servers, but under Ubuntu.

Re: Kubernetes, cgroups v2 and OOM killer - how to avoid?

2025-04-08 Thread Joe Conway
On 4/5/25 07:53, Ancoron Luciferis wrote: I've been investigating this topic every now and then but to this day have not come to a setup that consistently leads to a PostgreSQL backend process receiving an allocation error instead of being killed externally by the OOM killer. Why this is a probl

Re: timescaledb vs NULL vs pg_timeseries vs partman + pgcron + pg_ivm

2025-04-08 Thread Amitabh Kant
On Tue, Apr 8, 2025 at 11:29 PM Achilleas Mantzios < a.mantz...@cloud.gatewaynet.com> wrote: > > On 8/4/25 20:37, Amitabh Kant wrote: > > On Tue, Apr 8, 2025 at 9:40 PM Achilleas Mantzios - cloud < > a.mantz...@cloud.gatewaynet.com> wrote: > >> Hi >> >> timescaledb seemed mature, but also exotic,

Re: Kubernetes, cgroups v2 and OOM killer - how to avoid?

2025-04-08 Thread Ancoron Luciferis
On 2025-04-07 15:21, Joe Conway wrote: On 4/5/25 07:53, Ancoron Luciferis wrote: I've been investigating this topic every now and then but to this day have not come to a setup that consistently leads to a PostgreSQL backend process receiving an allocation error instead of being killed externally

Postgres_fdw- User Mapping with md5-hashed password

2025-04-08 Thread Dirschel, Steve
I know I can create user steve_test with password testpassword122 as md5 by doing: select 'md5'||md5('testpassword122steve_test'); Returns --> md5eb7e220574bf85096ee99370ad67cbd3 CREATE USER steve_test WITH PASSWORD 'md5eb7e220574bf85096ee99370ad67cbd3'; And then I can login as steve_test wi

Re: Kubernetes, cgroups v2 and OOM killer - how to avoid?

2025-04-08 Thread Joe Conway
On 4/8/25 13:58, Ancoron Luciferis wrote: On 2025-04-07 15:21, Joe Conway wrote: On 4/5/25 07:53, Ancoron Luciferis wrote: I've been investigating this topic every now and then but to this day have not come to a setup that consistently leads to a PostgreSQL backend process receiving an allocati

Re: timescaledb vs NULL vs pg_timeseries vs partman + pgcron + pg_ivm

2025-04-08 Thread Achilleas Mantzios
On 8/4/25 20:37, Amitabh Kant wrote: On Tue, Apr 8, 2025 at 9:40 PM Achilleas Mantzios - cloud wrote: Hi timescaledb seemed mature, but also exotic, allow me the term. No way to use native logical replication, shortage of options to run on premise or self hosted,

Re: timescaledb vs NULL vs pg_timeseries vs partman + pgcron + pg_ivm

2025-04-08 Thread Amitabh Kant
On Tue, Apr 8, 2025 at 9:40 PM Achilleas Mantzios - cloud < a.mantz...@cloud.gatewaynet.com> wrote: > Hi > > timescaledb seemed mature, but also exotic, allow me the term. No way to > use native logical replication, shortage of options to run on premise or > self hosted, which leaves us with thos

timescaledb vs NULL vs pg_timeseries vs partman + pgcron + pg_ivm

2025-04-08 Thread Achilleas Mantzios - cloud
Hi in continuation of "Ideas about presenting data coming from sensors" https://www.postgresql.org/message-id/flat/8d2dd92a-da16-435b-a38e-fe72191fc9d1%40cloud.gatewaynet.com we got the system working in single tables fashion (3 kinds of them), since no timeseries solution seemed to fit 100% al

Re: PgBackRest fails due to filesystem full

2025-04-08 Thread Greg Sabino Mullane
On Mon, Apr 7, 2025 at 5:32 AM KK CHN wrote: > *ERROR: [082]: WAL segment 000101EB00*4B was not archived > before the 6ms timeout > This is the part you need to focus on. Look at your Postgres logs and find out why the archiver is failing. You can also test this without trying a

Re: Wal file query

2025-04-08 Thread Ron Johnson
You cannot connect to the Primary while connected to the Replica, except via postgres_fdw. Even then, it might not work, since the replica replicates _fdw definitions. These exist on the primary: pg_current_wal_lsn() pg_replication_slots pg_stat_replication These exist on the replica: pg_last_

Re: Wal file query

2025-04-08 Thread Atul Kumar
I got the error: Wal control functions cannot be executed during recovery. I need the solution that should in when streaming replication is configured. My postgres version is 13.20 Regards. On Tue, 8 Apr 2025, 17:32 Kashif Zeeshan, wrote: > Hi Atul > > Start by looking at the current WAL LS

Re: Wal file query

2025-04-08 Thread Kashif Zeeshan
Hi Atul Start by looking at the current WAL LSN and insert LSN. The pg_current_wal_lsn is the location of the last write. The pg_current_wal_insert_lsn is the logical location and reflects data in the buffer that has not been written to disk. There is also a flush value that shows what has been wr

Wal file query

2025-04-08 Thread Atul Kumar
In streaming replication What is the way to check which "WAL file" is currently in use in primary and in standby ? Regards.

Queries for monitor

2025-04-08 Thread yudhi s
Hello All, I am trying to configure basic monitoring for our postgres database using data dictionary views as below. Want to understand if these are accurate or if I am making any mistakes here by querying this way. And also , it's something we want to do for the application specific sessions/queri