Date: Thu, 13 Feb 2020 15:52:56 +0000 From: tech-lists <tech-lists@zyxst.net> To: freebsd-questions@freebsd.org Subject: Re: some questions about disk partitioning and filesystems and booting Message-ID: <20200213155256.GD14144@bastion.zyxst.net> In-Reply-To: <CAEJNuHxrVPfU_TB35AEXaq0QdM=p-v0rnuZWtmAgQdm_KRMNTw@mail.gmail.com> References: <20200213150229.GC14144@bastion.zyxst.net> <CAEJNuHxrVPfU_TB35AEXaq0QdM=p-v0rnuZWtmAgQdm_KRMNTw@mail.gmail.com>
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--hoZxPH4CaxYzWscb Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Feb 13, 2020 at 03:18:51PM +0000, Ottavio Caruso via freebsd-questi= ons wrote: >On Thu, 13 Feb 2020 at 15:02, tech-lists <tech-lists@zyxst.net> wrote: >> The bsdinstaller defaults to 4GB swap. Isn't this insufficient on a 32GB >> system? > >With 32GB RAM you might not even need swap at all, ever. I, >personally, wouldn't even bother, but that depends on the load. The load can get rather high: 1. poudriere for a desktop, so lots of ports 2. poudriere will eat swap with a bulk run with the larger ports. I've watc= hed it run out of swap then the OS killed the running processes 3. the OS is on the ssd and data (including poudriere) run on zfs. >> Doesn't swap need to be 2x RAM on a fast disk? > >No, this is really an old assumption. OK, but doesn't it need to be at least the size of RAM if for example a pan= ic happens? I thought the contents of RAM were written to swap. --=20 J. --hoZxPH4CaxYzWscb Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iQIzBAABCAAdFiEE8n3tWhxW11Ccvv9/s8o7QhFzNAUFAl5FcOkACgkQs8o7QhFz NAVWYxAAjTv3+fIy40/eq4DLa2zvFjcAQNcrfHF8y3pnTJWubZJ19jaX5hgOm7wi tsqFqnQRP6rNxqBoVazSrw6piRkR3zzZnaRzugQbQcx54FglaSnBx8Jl2XYiGg4F Dnmpkv+wadxOrpqTQFP46VOQwrwolJK4G88S7PSCC44Q3scxBLKlx9QGJRU9tNLd frjjwEn6mNrtGvJLl3WEPTau01EgAdnKKZtmisLHmzQAenYp5qIW16jm0k/Wt6gF CriM6eUEwcw1O6WJqINw2yXSbQ87DauoMbtwV4kGGPE0IuOYzrfM4mBZR734mVxL kbfGsZGnu+Kr/68+MejBO+SHqAsD+L1YDROWj9udzoR9lMBvW2aGdtoEu9mLU1QB cGfnWGKS6MlnZu9bNKv1i3K3+FeushNVtOm8R0AkatXKaQZd6RCfgMF3sXVcke3u irGXdNkuu6poX970pQ/mcRRelOSulUvsnb+dRe+SRnevXffEp1YEbUlFCOnrAVLl 7NYP+Y36GBFlwroktjqxSq71PYB+d26cIZyOP8hAXGBEtsDgt48ZxatOHiY/wlMe SjijY+7TImP0WeHiz3CAo8ALNJ1FmbiVj9av9e2J+4KJwTKreDqeYNF74oT6q37L W3S3/KOMhZ5iHdGSxcwQ+ilYmYBK8pcWeme26nEIi99P8/A5W7E= =VI/R -----END PGP SIGNATURE----- --hoZxPH4CaxYzWscb--
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