Re: another autovacuum scheduling thread

From: Sami Imseih <samimseih(at)gmail(dot)com>
To: David Rowley <dgrowleyml(at)gmail(dot)com>
Cc: Nathan Bossart <nathandbossart(at)gmail(dot)com>, Greg Burd <greg(at)burd(dot)me>, Robert Haas <robertmhaas(at)gmail(dot)com>, Robert Treat <rob(at)xzilla(dot)net>, Jeremy Schneider <schneider(at)ardentperf(dot)com>, pgsql-hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: another autovacuum scheduling thread
Date: 2026-03-20 05:03:10
Message-ID: CAA5RZ0tPvWLVXhDMC3t3LhwTM-OnWHSvPo7tnZzOphR=HB4kgQ@mail.gmail.com
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>
> case, effective_xid_failsafe_age and effective_mxid_failsafe_age are
> signed ints and default to 1.6 billion. There's just not enough
> bit-space to divide them by any number much below 1.0 before they'll
> wrap.
>

Of course. It Would not be safe to divide by < 1.

Thanks!

--
Sami

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