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From: David G. Johnston <[email protected]>
To: Rob Moore <[email protected]>
Cc: [email protected] <[email protected]>
Subject: Re: Proposal: Add backup start time to pg_stat_progress_basebackup
Date: Mon, 19 Jan 2026 20:22:28 -0700
Message-ID: <CAKFQuwZiBDDJABkR2VVSKgY1H90K8c8OgLVwDxS-R9guLASyzQ@mail.gmail.com> (raw)
In-Reply-To: <CAEGgwtt7nqPsdVwR+b+g+OOkQVmKeg58iD3Fb8D59QLawQ5uKQ@mail.gmail.com>
References: <CAEGgwtt7nqPsdVwR+b+g+OOkQVmKeg58iD3Fb8D59QLawQ5uKQ@mail.gmail.com>

On Monday, January 19, 2026, Rob Moore <[email protected]> wrote:
>
>
> Was backup start time intentionally omitted from pg_stat_progress_basebackup,
> or would it be okay for me or someone else to add it as a column? Or, am I
> being daft and there is another obvious way to get the start time for an
> in-progress base backup?
>
>
Not sure about base backup but the other progress reporting commands would
get that info from pg_stat_activity.query_start which can be joined to
using pid.  backend_start is likely close enough for pg_basebackup if it
doesn’t recognize the replication protocol as a “command”.  I haven’t
checked.

David J.

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