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Date:      Sat, 8 May 2010 22:33:53 -0500
From:      Bobby Walker <bobbyjwalker@live.com>
To:        freebsd-questions@freebsd.org
Subject:   Re: File system
Message-ID:  <BLU0-SMTP86AAA98C02A66BACE44432BBF80@phx.gbl>
In-Reply-To: <m2k768631271005082018r83839cc5wdc5531906234afa3@mail.gmail.com>
References:  <u2z768631271005081836k26590481qcaab03601799448d@mail.gmail.com> <BLU0-SMTP88023B888DBB974F2A7FE6BBF80@phx.gbl> <m2k768631271005082018r83839cc5wdc5531906234afa3@mail.gmail.com>

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On May 8, 2010, at 10:18 PM, Ansar Mohammed wrote:

> Hello Bobby,
>=20
> The VM is in my lab environemnt. I have many flavours of Windows, =
Linux and
> FreeBSD. FreeBSD is my firewall running PF.
>=20
> I have rebooted my entire environment hundreds of times, and non of my
> Windows or Linux VMs will complain or boot into a repair/single user =
mode.
>=20
> The background to this problem is because the FreeBSD root filesystem =
(UFS)
> is not journaled and for some reason I cannot set my root partition to =
be
> UFS+SoftUpdates.
>=20
> At any rate, we are in the year 2010, most modern operating systems =
and
> databases and able to survive an unclean shutdown without booting into
> single user mode and file system/data corruption.
>=20
> I love FreeBSD, and have been a user since 2.x but its a bit =
frustrating
> that whenever power fails I have to do this..
>=20
>=20
> On Sat, May 8, 2010 at 10:57 PM, Bobby Walker <bobbyjwalker@live.com> =
wrote:
>=20
>> On May 8, 2010, at 8:36 PM, Ansar Mohammed wrote:
>>=20
>>> Hello All,
>>> I have a FreeBSD VM running. Whenever I reboot the VM without a =
clean
>>> shutdown it boots into single user mode and I have to run fsck.
>>>=20
>>> When I run fsck, the file system clearly has issues.
>>>=20
>>> Is there any way to have FreeBSD run on a better file system that =
wont
>> crap
>>> out on me everytime I do and unclean shutdown?
>>> _______________________________________________
>>> freebsd-questions@freebsd.org mailing list
>>> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
>>> To unsubscribe, send any mail to "
>> freebsd-questions-unsubscribe@freebsd.org"
>>>=20
>>=20
>> I am far from an expert on this topic, but under what situation is it =
good
>> to take any OS down suddenly?  Is this an unavoidable event of some =
sort?
>>=20
>> If this is a timed event, that happens on a regular basis, then you =
should
>> be able to issue a timed shutdown prior to that so that the operating =
system
>> goes down cleanly.
>>=20
>> Any file system that is taken down abruptly, repeatedly will see
>> degradation.  Databases and open files, not to mention any data that =
is
>> being written from/to the hard disk are all meant to be taken down =
and
>> cleared out properly.
>>=20
>> I'm not certain that a different file system is the solution, it =
might just
>> be a band-aid on the greater problem, which is eliminating the sudden =
power
>> loss that's simulated by shutting off a VM.
>>=20
>> -- Bobby_______________________________________________

Okay, I just took my VM down abruptly, and I had no problems coming back =
up automatically.=20

That makes me wonder exactly how your fstab is set, would you mind =
posting yours if it deviates too much from what mine looks like?

# Device			Mountpoint		FStype	Options		=
Dump	Pass#
/dev/ad0s1b			none			swap	sw		=
	0		0
/dev/ad0s1a			/				ufs		=
rw			1		1
/dev/ad0s1e			/tmp				ufs		=
rw			2		2
/dev/ad0s1f			/usr				ufs		=
rw			2		2
/dev/ad0s1d			/var				ufs		=
rw			2		2
/dev/acd0			/cdrom			cd9660	=
ro,noauto	0		0


>> freebsd-questions@freebsd.org mailing list
>> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
>> To unsubscribe, send any mail to "
>> freebsd-questions-unsubscribe@freebsd.org"
>>=20
> _______________________________________________
> freebsd-questions@freebsd.org mailing list
> http://lists.freebsd.org/mailman/listinfo/freebsd-questions
> To unsubscribe, send any mail to =
"freebsd-questions-unsubscribe@freebsd.org"
>=20




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