ATA Drive Issues

Wil Hatfield freebsd at hyperconx.com
Sat Apr 1 23:23:45 UTC 2006


I am giving 6.1 a whirl. In the first 5 minutes I have already noticed that
there are some obvious filesystem issues fixed. I ran a tar and compared the
speed to that on one of my 4.x boxes and low and behold they are about the
same. THANK GOD!

Now I didn't put your -j100 to the test but I did give a -j20 a shot. No DMA
issues, no kernel panics, and actually pretty good performance overall.

109 processes: 20 running, 88 sleeping, 1 zombie
CPU states: 98.0% user,  0.0% nice,  2.0% system,  0.0% interrupt,  0.0%
idle
Mem: 147M Active, 72M Inact, 109M Wired, 112M Buf, 1673M Free
Swap: 4096M Total, 4096M Free

  PID USERNAME  THR PRI NICE   SIZE    RES STATE  C   TIME   WCPU COMMAND
49641 root        1 129    0 12476K 11880K RUN    1   0:01 45.00% cc1
49487 root        1 121    0 10148K  9584K CPU3   0   0:01 29.60% cc1
49585 root        1 121    0 12780K 12220K RUN    0   0:01 28.71% cc1
49653 root        1 129    0 11036K 10428K RUN    3   0:00 27.00% cc1
49649 root        1 128    0  9476K  8880K RUN    1   0:00 24.00% cc1
49571 root        1 121    0 12540K 11972K RUN    0   0:01 22.06% cc1
49592 root        1 121    0 11728K 11104K RUN    0   0:00 13.31% cc1
49618 root        1 122    0 10684K 10116K RUN    0   0:01 12.61% cc1
49599 root        1 121    0 10924K 10352K CPU1   0   0:00 12.26% cc1
49595 root        1 121    0 10576K 10012K RUN    0   0:00 11.91% cc1
49632 root        1 121    0 10876K 10312K CPU2   0   0:00 10.85% cc1
49605 root        1 121    0 10704K 10132K RUN    0   0:00 10.50% cc1
49630 root        1 121    0 10656K 10088K RUN    0   0:00 10.50% cc1
49603 root        1 121    0 10864K 10296K RUN    0   0:00 10.50% cc1
49621 root        1 121    0 10712K 10144K RUN    0   0:00  8.75% cc1
49637 root        1 121    0 10920K 10300K RUN    0   0:00  8.75% cc1
49611 root        1 121    0 10936K 10364K RUN    0   0:00  8.40% cc1
49470 root        1   8    0  3576K  3464K ppwait 2   0:00  3.50% make
  588 root        1  96    0  6120K  3096K select 0   0:03  0.00% sshd
37381 root        1  96    0   548K   436K select 0   0:00  0.00% make
37467 root        1  96    0   808K   696K select 0   0:00  0.00% make
37380 root        1  96    0  2472K  1720K CPU0   0   0:00  0.00% top
  597 root        1  96    0  6080K  3080K select 0   0:00  0.00% sshd
47338 root        1  96    0   772K   664K select 0   0:00  0.00% make
  603 root        1  20    0  5108K  3200K pause  2   0:00  0.00% csh
  594 root        1  20    0  4852K  2880K pause  0   0:00  0.00% csh


Now off to try to kill it some more.

--
Wil Hatfield



-----Original Message-----
From: Anish Mistry [mailto:amistry at am-productions.biz]
Sent: Friday, March 31, 2006 6:42 PM
To: freebsd-questions at freebsd.org
Cc: Wil Hatfield
Subject: Re: ATA Drive Issues


On Friday 31 March 2006 21:28, Wil Hatfield wrote:
> Beto,
>
> > fair enough, but you should be able to use some of the
> > performance testing tools to hammer the server before pushing it
> > live.
>
> Suggestions for tools that REALLY hammer?
"make -j100 buildworld" is always fun :)

>
>
> --
> Wil Hatfield
>
>
>
> -----Original Message-----
> From: Norberto Meijome [mailto:freebsd at meijome.net]
> Sent: Friday, March 31, 2006 5:17 PM
> To: Wil Hatfield
> Cc: freebsd-questions at freebsd.org
> Subject: Re: ATA Drive Issues
>
>
> On Fri, 31 Mar 2006 18:00:34 -0800
>
> "Wil Hatfield" <freebsd at hyperconx.com> wrote:
> > Beto,
> >
> > I am currently trying to upgrade one without customers on it to
> > 6.0. But as was the problem with 5.4 the problems don't show up
> > until the machine is under high load.  So even under 6 I won't
> > have a clue if the issues are fixed until I get the customers on
> > it. So it doesn't make alot of difference.
>
> fair enough, but you should be able to use some of the performance
> testing tools to hammer the server before pushing it live.
>
> > I checked with the manufacturer or the machine and they assure me
> > that they installed brand new high quality 80/40 cables. But then
> > again what did I expect them to say. So do you know of a good
> > high quality 80/40 manufacture and where I can buy some new
> > cables? What's the best of the best?
>
> not really - i had my bad experience with cables, just went out,
> got the ones that a) weren't 10 for a buck , b) actually looked
> well built. I just went to my preferred provider here in town
> (eer... "online" actually...but they are local (Syd, AU) )
>
> > At Supermicro's recommendation I already phlashed to the latest
> > bios.
>
> cool - but my point was not to assume that new bios would be better
> - it may actually be a step backwards when combined with your other
> hardware and software.
>
> > Well it is good to know you think 6 is better than 5.4. But then
> > again you are running SATA and we all know 6 runs SATA better.
> > Hopefully it runs ATA better too.
>
> actually, that's the only box with SATA - all the others run PATA
> or SCSI.
> B
>
>
>
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--
Anish Mistry
amistry at am-productions.biz
AM Productions http://am-productions.biz/




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