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Date:      Fri, 26 Oct 2007 04:52:54 -0700
From:      "Chris H." <chris#@1command.com>
To:        "Andrey V. Elsukov" <bu7cher@yandex.ru>
Cc:        "\[FBSDS\]" <freebsd-stable@freebsd.org>
Subject:   Re: dumpdev question (probably stupid)
Message-ID:  <20071026045254.x6urw30dsskw408g@webmail.1command.com>
In-Reply-To: <4721D25B.6060402@yandex.ru>
References:  <20071026030636.e2yuttew8ososo48@webmail.1command.com> <4721C00C.1010905@yandex.ru> <20071026041106.hfzm32iy8s8o8kss@webmail.1command.com> <4721D25B.6060402@yandex.ru>

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Quoting "Andrey V. Elsukov" <bu7cher@yandex.ru>:

> Chris H. wrote:
>> OK then. If I understand you correctly, I simply need to create:
>> /var/crash (the default)
>
> Yes. Also you need a swap size > ram size.

swap slice is already 3 times greater than memory. So I'm confident
there's enough space.

>
>> add the following to /etc/rc.conf:
>> dumpdev="AUTO"
>> dumpdir="/var/crash"
>>
>> bounce the server and ensure that /etc/rc.d/dumpon is started
>> immediately after the boot process has completed.
>> Correct?
>
> if you don't want reboot your machine after changing rc.conf
> you can run `/etc/rc.d/dumpon start`. It will mark your swap as
> a dumpdev. At the boot time /etc/rc.d/dumpon will be started
> automatically (if "dumpdev" is set).
> After system crash the kernel memory dump will be saved to the dempdev
> and after reboot dump will be extracted from the swap into dumpdir
> by the savecore.
>

Yes, That occurred to me immediately after replying to you -
dumpdev="AUTO" already ensures that. :)


Thanks again for all your time and trouble.

--Chris

> -- 
> WBR, Andrey V. Elsukov
>



-- 
panic: kernel trap (ignored)






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