adingbatponder<p><span class="h-card" translate="no"><a href="https://fosstodon.org/@willbush" class="u-url mention" rel="nofollow noopener" target="_blank">@<span>willbush</span></a></span> Thanks very much for this info. Indeed in the end one errs on the side of persisting even the stuff one might ideally want to purge on reboot. I am planning using a <a href="https://fosstodon.org/tags/nixos" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>nixos</span></a> <a href="https://fosstodon.org/tags/flake" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>flake</span></a> arrangement with some <a href="https://fosstodon.org/tags/btrfs" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>btrfs</span></a> and <a href="https://fosstodon.org/tags/impermanence" class="mention hashtag" rel="nofollow noopener" target="_blank">#<span>impermanence</span></a> maintenance scripts but that makes it a bit of a babysitting process. I try to expose all error messages & not ignore them so my flake system is going to be a babysitting process anyway & more checks do not change the basic maintenance routine required. Will see.</p>