Date: Fri, 1 Apr 2022 14:46:14 -0700 From: Doug Hardie <bc979@lafn.org> To: Michael Schuster <michaelsprivate@gmail.com> Cc: FreeBSD Questions Mailing List <freebsd-questions@freebsd.org> Subject: Re: Used Disk Space Message-ID: <1B270CB3-9E95-460D-97BC-94E21E50F7D8@sermon-archive.info> In-Reply-To: <CADqw_gL=DZ5pmuRMqyBxHqXpvkp7OAKSaS7AJW6PCKsEgtgTFg@mail.gmail.com> References: <9D4BE892-FA1A-4B5D-B144-2D51F7D822B7@sermon-archive.info> <CADqw_gL=DZ5pmuRMqyBxHqXpvkp7OAKSaS7AJW6PCKsEgtgTFg@mail.gmail.com>
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> On 1 April 2022, at 05:01, Michael Schuster = <michaelsprivate@gmail.com> wrote: >=20 > On Fri, Apr 1, 2022 at 12:09 PM Doug Hardie <bc979@lafn.org> wrote: >>=20 >> I have two systems: one is amd64 and the other arm64. The amd64 is = 13.0, the arm64 is 13.1 RC1. The disk utilization between the machines = is quite different. For example, /usr/lib only has 2 extra files in the = arm64. They add up to less than 100 M. du -sh on amd64 shows 502M for = /usr/lib, and du -sh on arm64 shows 2.1G. Walking through the entries = on both systems, most are identical. When there are differences, they = are around 2M at most. Often they are around 10K. The arm64 is using = almost twice the space of the amd64 if you believe du. However, the sum = of the individual allocations on each system are less than 100M = different. What is going on? >=20 > I haven't done much active FS work for a while, so I'll just hazard a > guess: ZFS vs UFS? > perhaps FS allocation units are different between the two systems? >=20 > HTH > Michael Both systems are UFS. I had considered the allocation units but haven't = figured out where to check that. -- Doug=
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