Date: Thu, 18 Sep 2025 18:14:09 -0700 From: David Christensen <dpchrist@holgerdanske.com> To: questions@freebsd.org Subject: Re: [List] Cannot find out what uses space in ZFS dataset Message-ID: <19a7841b-13c3-4180-8b88-500ee3808551@holgerdanske.com> In-Reply-To: <d91a05d3-683c-4f54-aed2-652f02c92fe6@holgerdanske.com> References: <8edc1a9d-bad8-4d35-8e90-b750eec84e0a@netfence.it> <b056fd28-4b48-453f-9da3-299a842ffc32@fjl.co.uk> <16810449-2952-4257-b8d4-d74e03a18ff4@netfence.it> <d91a05d3-683c-4f54-aed2-652f02c92fe6@holgerdanske.com>
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On 9/18/25 17:53, David Christensen wrote: > > I tried deleting the 20250711020000 snapshot. > > <snip> > > Still "zfs send" generates the same huge amount of data. > > > Please post the console session. My guess is that you destroyed the > snapshot in the dataset "zroot/ROOT/default", but that you did not > destroy the snapshots in the child datasets. That guess is wrong -- zroot/ROOT/default should not have child datasets: https://wiki.freebsd.org/RootOnZFS/GPTZFSBoot#Create_the_ZFS_file_system_hierarchy The console sessions for `zfs destroy ...` and `zfs send ...` should provide the needed facts. Davidhelp
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