Re: Thoughts or links on optimally secure defaults for pf.conf and fstab, whilst aiming to minimise support issues.

2020-06-14 Thread Kevin Chadwick
On 2020-06-14 13:58, Kevin Chadwick wrote: > set reassemble yes no-df > match scrub (random-id max-mss 1389) > > Should I drop the no-df from set reassemble? Any other recommendations > welcome? To be clear. Previously, with scrub (no-df... the set reassemble line was missing/default.

Thoughts or links on optimally secure defaults for pf.conf and fstab, whilst aiming to minimise support issues.

2020-06-14 Thread Kevin Chadwick
We are basing the server part of our products on OpenBSD. We care more about reducing support issues than say performance. We will have batteries but I hope to deploy some kind of root partition redundancy, for upgrades. However, Is sync or softdep a better default for the best chance of

Re: OpenBSD Readonly File System

2020-06-14 Thread Strahil Nikolov
In Linux, the kernel can force flushing the disk cache (which also can be disabled ) via fsync() call . That feature is called 'write barrier'. As I'm not a developer, I never read that portion of the source of openBSD , so I got no idea if similar logic can be used in openBSD. Does

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2020-06-14 Thread Agris Pudāns