Date: Wed, 8 Feb 2023 09:19:28 -0500 From: "Derek (freebsd lists)" <482254ac@razorfever.net> To: questions@freebsd.org Subject: Re: Current swap configuration: best practices? Message-ID: <6057bcb2-a9cd-95b5-4a74-c4c1672b9e7b@chezmarcotte.ca> In-Reply-To: <5cdc2ef0-33e2-9465-0e65-6589b62e4256@netfence.it> References: <5cd5040b-d6c9-7c5f-9eae-e7e8a098eaca@chezmarcotte.ca> <5cdc2ef0-33e2-9465-0e65-6589b62e4256@netfence.it>
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On 2023-02-08 07:07, Andrea Venturoli wrote: > On 2/7/23 19:48, Derek (freebsd lists) wrote: > >> Using ZFS: >> * enabling mirror swap will break crash dumps > > Ugh! > Why so? Any pointer? > I've got several gmirror-based swap partitions: these boxes did not > crash in a long time, but I'd expect a coredump, should that happen... > Any way to test this, instead of waiting for it to happen? > I think this is if you're using the ZFS-install path of the installer. I used to do this custom (e.g. dedicated partition on drive with gmirror), not sure what you get when you go this path through the installer: https://docs.freebsd.org/en/books/handbook/bsdinstall/ ZFS Partitioning Menu * Mirror Swap? - Whether to mirror the swap between the disks. Be aware that enabling mirror swap will break crash dumps. Press the Enter key to activate it or not. Wish I could give you more detail. Derek
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