3.3-RELEASE -> 4-STABLE

2002-04-24 Thread Charlie Watts

I have a machine I want to upgrade from 3.3-RELEASE to 4-STABLE. UPDATING
seems to indicate I can jump all the way to 4-STABLE, but I know folks
have recommended a center step.

If I'm hosting the compile on that box, what are the "stopover points"
that should be hit on the way?

Should I go to RELENG_3 and then jump to RELENG_4?
Should I hit RELENG_4_0 on the way?

Or can I jump straight from 3.3-RELEASE to 4-STABLE?


How about if I have another -STABLE box that I can do the installworld
from. Can I jump straight to -STABLE in that case?

-- 
Charlie Watts
[EMAIL PROTECTED]


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Re: Is FreeBSD more secure than Windows NT or Windows 2000?

2001-07-21 Thread Charlie Watts

On Sat, 21 Jul 2001, Sung Nae Cho wrote:

> Windows NT is very secure in that matter.  Simply reinstalling Windows
> NT will not let you read someone else's file.  Also, it won't let you
> reinstall Windows NT without verifying that you're the right
> administrator!  During the reinstall, it asks for your root passwd.
> If the passwd doesn't match, it won't let you reinstall unless you're
> willing to reinstall from scratch (reformat or erase everything before
> going on to installation procedure).  Now I think that's being secure
> all the way.  Is there anyway I can do that with FreeBSD?  For
> example, attaching signature to all my files etc.

There are any number of tools, both commercial and freely available, that
can read NTFS filesystems without paying attention to the permissions on
the drive.

The difference here is this: Unix does not pretend to be secure when it
isn't.

If you want file security against folks with access to the hardware, you
need strong crypto. This is true on literally any operating system.

-- 
Charlie Watts
[EMAIL PROTECTED]
Frontier Internet
http://www.frontier.net/


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Filesystem missing space?

2001-07-17 Thread Charlie Watts

I've got a missing-space problem that is puzzling me.

These don't line up:

# df -h | grep usr
/dev/da0s1e 2.9G   2.7G  -5.5M   100%/usr

# du -h /usr
580M/usr

Doing an `lsof /usr` doesn't show any open files in /usr that I don't
expect. (Bunch of libraries open, mostly.)

I've killed almost everything on the system and restarted it, thinking
that perhaps a large file was open but had been unlinked.

I'm about to try re-booting the box and fsck'ing the disk.

I deleted most everything in /usr/ports, which made a several-hundred MB
difference in the "du" total, but only made a ~ 50MB difference in the
"df" total.

softupdates -is- on.

Is there anywhere else I should be looking?


The box has been up for a few months with no problems. I've been having
some problems with Mailman today, though ... had a bunch of copies of it
running with a bunch of locks open. I deleted the 0-byte lockfiles before
I killed the programs. Are there any softupdates+lock related problems, or
should I be looking elsewhere?

-- 
Charlie Watts
[EMAIL PROTECTED]
Frontier Internet
http://www.frontier.net/


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Re: Benchmarks from SysAdmin mag

2001-07-12 Thread Charlie Watts

On Thu, 12 Jul 2001, Paul wrote:

> Hi all... it appears that after so many FreeBSD users (including
> myself) sent sysadmin magazine messages regarding the benchmark article
> previously discussed in this thread, they've posted a follow-up.  They
> sent me an email directly in respond to my message, giving me the new URL.
>
> So, everyone interested check out:
> http://www.sysadminmag.com/articles/2001/0108/0108q/0108q.htm

They claim to have both done:

 tunefs -n enable /
 tunefs -n enable /usr
 tunefs -n enable /var

And:
 in /etc/fstab
Add to options for all hard disk file systems ",async":

Given this, which takes precedence? Or am I mis-understanding?

I think of the three options as sync, async, and softupdates. If you
turn async AND softupdates on, what is really happening?

-- 
Charlie Watts
[EMAIL PROTECTED]Frontier Internet
Systems Janitor and Network Plumber   http://www.frontier.net/


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Re[2]: soft update should be default

2001-05-06 Thread Charlie Watts

On Sun, 6 May 2001, Gabriel Ambuehl wrote:

> -BEGIN PGP SIGNED MESSAGE-
>
> Hello Charlie,
>
> Sunday, May 06, 2001, 1:53:20 AM, you wrote:
> >> IBM DLTA-307030 Ultra ATA drive (tags/no WC vs. no tags/WC).  With
> neither
> >> option, it is terrible, of course.
> > I see the same behaviour on one of those disks, too. But - aren't
> IBM's
> > DTLA-series disks the only IDE drives that support TCQ?
> > [ It's a -very- SCSI-feeling feature, in my mind. ]
>
>
> It was about time this was implemented in IDE disk as this takes them
> nearer to the ridiculously overpriced SCSI stuff. While I've always
> been a lover of IBM drives, this feature is really cool.
>
> Is it on by default if you use DTLA disks or do I need to activate it
> specifically, BTW?

Of course, I should read all of my E-mail before responding. From other
messages on freebsd-stable today: TCQ also turns on a -form- of write
caching, it may not be quite the same as normal, but it still does, and
should probably be considered not-totally safe.

Bah. Sorry.


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Re[2]: soft update should be default

2001-05-06 Thread Charlie Watts

On Sun, 6 May 2001, Gabriel Ambuehl wrote:

> -BEGIN PGP SIGNED MESSAGE-
>
> Hello Charlie,
>
> Sunday, May 06, 2001, 1:53:20 AM, you wrote:
> > I see the same behaviour on one of those disks, too. But - aren't IBM's
> > DTLA-series disks the only IDE drives that support TCQ?
> > [ It's a -very- SCSI-feeling feature, in my mind. ]
>
> It was about time this was implemented in IDE disk as this takes them
> nearer to the ridiculously overpriced SCSI stuff. While I've always
> been a lover of IBM drives, this feature is really cool.
>
> Is it on by default if you use DTLA disks or do I need to activate it
> specifically, BTW?

In /boot/loader.conf:
hw.ata.tags="1"

I have several other random stupid IDE drives in this machine, too, and
don't notice any adverse behaviour.


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