RE: Re: Windows Home Server performance - very slow.. any ideas?

["Phil Harris" <phil@xxxxxxxxxxx>]

Yup - I get Demigrator hammering my server occasionally but it never
affects
mine enough to stop DVD or audio streaming (however it does make blu-ray
streaming stutter) ... I'm reasonably sure they'll fix it sometime and it's
rarely a problem for me but your mileage may vary...

Phil

> -----Original Message-----
> From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On Behalf
> Of keyvan2r
> Sent: 07 December 2009 20:25
> To: ukha_d@xxxxxxx
> Subject: [ukha_d] Re: Windows Home Server performance - very slow..
any
> ideas?
>
> Thanks for the post Phil.
> The choking is all to do with disk access, its very rare that cpu use
> monitore on task manager or performance console runs high. The
> indicators which are maxing out are all to do physical disk access
seem
> to be ones which run to their maximum.
> I looked at Drive Extender Migrator (demigrator) and the MS tech brief
> on WHS Drive extender which covers load-balancing and duplication.
> There does not seem to be that much one can do about it!!!
> you can't unistall demigrator becuase then whs won't see the extended
> volume. I can't imagine how I would go about testing what h/w
> combination is the problem short of building another machine!
> All in all, its seems to be hopeless!!
> Thanks anyway, will look for more things to try before I go back  to
> the drawing board.
>
> --- In ukha_d@xxxxxxx, "Phil Harris" <phil@...> wrote:
> >
> > Demigrator.exe I mean...
> >
> > Google it and you'll see it's an issue that others have had...
> >
> > Phil
> >
> > > -----Original Message-----
> > > From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On
> Behalf
> > > Of Phil Harris
> > > Sent: 07 December 2009 19:14
> > > To: ukha_d@xxxxxxx
> > > Subject: RE: [ukha_d] Windows Home Server performance - very
slow..
> any
> > > ideas?
> > >
> > > Check task manager for what's taking up CPU time when it
does that
> -
> > > you may
> > > well find that it's hitting something called
"Demingrator.exe" ...
> if
> > > it is
> > > then it seems that some hardware combinations are prone to
> Demigrator
> > > taking
> > > a hell of a toll whereas other hardware (which may be far
less
> > > powerful)
> > > doesn't seem so affected.
> > >
> > > Phil
> > >
> > > > -----Original Message-----
> > > > From: ukha_d@xxxxxxx [mailto:ukha_d@xxxxxxx] On
> > > Behalf
> > > > Of keyvan2r
> > > > Sent: 07 December 2009 18:18
> > > > To: ukha_d@xxxxxxx
> > > > Subject: [ukha_d] Windows Home Server performance -
very slow..
> any
> > > > ideas?
> > > >
> > > > Hi All
> > > >
> > > > I moved my DVDs and Blu-rays from my old Buffalo 3.5Tb
NAS box to
> a
> > > > self-build WHS box. I am using a fairly high
performance MB
> (ASUS),
> > > cpu
> > > > (E4600) with 6gb of ram. I have currently 4 hd's
connected via
> the MB
> > > > sata ports. these consist of 2xWD 1.5tb and 2x Hitachi
2Tb
> drives.
> > > This
> > > > shows up as 6.37tb with 3.15tb free after I copied my
movies &
> music.
> > > > I am getting really really sluggish performance from
this setup.
> > > > I know (think)its all related to physical disk I/O. The
> performance
> > > is
> > > > so bad that it virtually makes it useless for streaming
DVD or
> blu-
> > > ray
> > > > movies. In fact on most occasions it takes the best
part of 1 to
> 2
> > > > minutes to either run WHS console or RDP into the
server.
> Sometimes
> > > it
> > > > times out...Also opening things like explorer or even
double
> clicking
> > > > shortcuts takes ages to respond.
> > > > When running the performance monitor (from server admin
tools) it
> > > looks
> > > > like when any of the shares are being accessed by
client pc's all
> > > > physical disk activity indicators go to full / 100%
usaged. The
> cpu
> > > > load remains ok (between 3% to 20%) but all indicators
such as:
> > > > current disk queue length
> > > > avg disk queue length
> > > > avg disk write queue length
> > > > avg disk read queue length
> > > > These all go to 100% or full usage every 2 or 3 seconds
during
> any
> > > form
> > > > of disk access.
> > > > Is this normal?? If so then it seems WHS is not that
good for
> large
> > > > disk managment. I am sure this can not be the case.
> > > > Is there any way I can improve disk performance. Is
there
> anywhere
> > > were
> > > > settings can be altered to sort this problem?
> > > > Is there anyone else with this issue with similar type
of HD
> > > capacity?
> > > > I have looked on a few forums for WHS and no joy so
far.
> > > > Any help, advice, or even pointing to a good resource
to research
> > > this
> > > > issue would be most appreciated.
> > > > If I can not resolve this I will have to scrap the WHS
solution
> and
> > > > look at alternatives which work like unRAID or other
disk-server
> > > > solutions - that would be a real pain..!!
> > > >
> > > > Thank you
> > > >
> > > >
> > > >
> > > > ------------------------------------
> > > >
> > > > Yahoo! Groups Links
> > > >
> > > >
> > > >
> > > > __________ Information from ESET NOD32 Antivirus,
version of
> virus
> > > > signature database 4667 (20091207) __________
> > > >
> > > > The message was checked by ESET NOD32 Antivirus.
> > > >
> > > > http://www.eset.com
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> > >
> > >
> > >
> > > __________ Information from ESET NOD32 Antivirus, version of
virus
> > > signature
> > > database 4668 (20091207) __________
> > >
> > > The message was checked by ESET NOD32 Antivirus.
> > >
> > > http://www.eset.com
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> > >
> > >
> > >
> > > ------------------------------------
> > >
> > > Yahoo! Groups Links
> > >
> > >
> > >
> > > __________ Information from ESET NOD32 Antivirus, version of
virus
> > > signature database 4668 (20091207) __________
> > >
> > > The message was checked by ESET NOD32 Antivirus.
> > >
> > > http://www.eset.com
> > >
> >
> >
> >
> > __________ Information from ESET NOD32 Antivirus, version of
virus
> signature
> > database 4668 (20091207) __________
> >
> > The message was checked by ESET NOD32 Antivirus.
> >
> > http://www.eset.com
> >
>
>
>
>
> ------------------------------------
>
> Yahoo! Groups Links
>
>
>
> __________ Information from ESET NOD32 Antivirus, version of virus
> signature database 4668 (20091207) __________
>
> The message was checked by ESET NOD32 Antivirus.
>
> http://www.eset.com
>



__________ Information from ESET NOD32 Antivirus, version of virus
signature
database 4668 (20091207) __________

The message was checked by ESET NOD32 Antivirus.

http://www.eset.com




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