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help / color / mirror / Atom feedFrom: Sami Imseih <[email protected]>
To: David Rowley <[email protected]>
Cc: Nathan Bossart <[email protected]>
Cc: Greg Burd <[email protected]>
Cc: Robert Haas <[email protected]>
Cc: Robert Treat <[email protected]>
Cc: Jeremy Schneider <[email protected]>
Cc: pgsql-hackers <[email protected]>
Subject: Re: another autovacuum scheduling thread
Date: Fri, 20 Mar 2026 00:03:10 -0500
Message-ID: <CAA5RZ0tPvWLVXhDMC3t3LhwTM-OnWHSvPo7tnZzOphR=HB4kgQ@mail.gmail.com> (raw)
In-Reply-To: <CAApHDvpvkKYB6z-i1kiO9iePF0fz18-CaS9DZEWnSx1eO0RGFQ@mail.gmail.com>
References: <abGP87A3JPIXDG2I@nathan>
<CAA5RZ0tWonKY=E5U51i-J8s2EcRoLqtUQyWv+pQ4_rjFKSn+AA@mail.gmail.com>
<abGmNAVIPSqX124E@nathan>
<CAA5RZ0sZE-gfJ0c9HJkOk9XeFQwZL2wuJwrtOX+ZfUBLDcpFMA@mail.gmail.com>
<abMR6MQGQyyKWep4@nathan>
<CAApHDvqHXYCb=x0hHeR1e21ksqFNk4q3_zoPk6V-LLu0VL491Q@mail.gmail.com>
<abrOO8GCgkhMXvcq@nathan>
<[email protected]>
<CAApHDvpnR5zKb7LSB0idj4RPsV+=Dhtk+c5H0cZ4evN2hFDwCQ@mail.gmail.com>
<[email protected]>
<abwbDTu6OO6Izp4o@nathan>
<CAA5RZ0s7k6yve1Bq1OY+aXU3ifc_fvOiYkpE2VxwrUcHr2AtTg@mail.gmail.com>
<CAApHDvpvkKYB6z-i1kiO9iePF0fz18-CaS9DZEWnSx1eO0RGFQ@mail.gmail.com>
>
> 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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Subject: Re: another autovacuum scheduling thread
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