Re: dumpdev AUTO in rc.conf does not work

From: Daniel Morante via freebsd-current <freebsd-current_at_freebsd.org>
Date: Sun, 08 Aug 2021 22:01:18 UTC
Yes my fstab entry is:

/dev/gpt/swap     none            swap    sw      0       0

It looks though that this issue might only happen on arm64?  I tried to 
reproduce on amd64 without any luck.

On 8/8/2021 3:03 AM, Gary Jennejohn wrote:
> On Sat, 7 Aug 2021 20:10:50 -0400
> Daniel Morante via freebsd-current <freebsd-current@freebsd.org> wrote:
>
>> Hello,
>>
>> I am running 14.0-CURRENT using the snapshot from 2021-08-05.__ It looks
>> as if setting dumpdev="AUTO" in /etc/rc.conf has no effect on enabling
>> kernel crash dumps.
>>
>> root@callisto:~ # uname -a
>> FreeBSD callisto 14.0-CURRENT FreeBSD 14.0-CURRENT #0
>> main-n248478-f3a3b061216: Thu Aug__ 5 06:03:20 UTC 2021 root@releng
>> 1.nyi.freebsd.org:/usr/obj/usr/src/arm64.aarch64/sys/GENERIC arm64
>>
>> root@callisto:~ # swapinfo -h
>> Device        Size Used Avail Capacity
>> /dev/gpt/swap 30G    0    30G    0%
>>
>> root@callisto:~ # dumpon -l
>> /dev/null
>>
>> root@callisto:~ # sysrc dumpdev
>> dumpdev: AUTO
>>
>> I have to manually enable it via dumpon even though it's set to AUTO in__
>> rc.conf
>>
>> root@callisto:~ # dumpon /dev/gpt/swap
>> root@callisto:~ # dumpon -l
>> gpt/swap
>>
> Works for me if I set dumpdev to AUTO.
>
> I ran '/bin/sh -x dumpon start' and it found the swap entry in /etc/fstab,
> as expected.
>
> Does your /etc/fstab entry for swap have the correct syntax?  Mine looks
> like this:
> /dev/ada0p5             none            swap    sw              0       0
>