6:58 a.m.
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Hi,=0D=0A=0D=0A=0D=0A=0D=0Awith xfs=0D=0A=0D=0A=0D=0A=0D=0AWolfgang=0D=0A=
=0D=0A=0D=0A=0D=0A-----Urspr=C3=BCngliche Nachricht-----=0D=0AVon: Yaniv =
Kaul=C2=A0<ykaul(a)redhat.com>=0D=0AGesendet: Don 25 August 2016 13:01=0D=0A=
An: Wolfgang Bucher <wolfgang.bucher(a)netland-mn.de>=0D=0ABetreff: Re: [ov=
irt-users] Problem starting VMs=0D=0A=0D=0A=0D=0A=0D=0AOn Wed, Aug 24, 20=
16 at 7:37 PM, Wolfgang Bucher <wolfgang.bucher(a)netland-mn.de <mailto:wol=
fgang.bucher(a)netland-mn.de> > wrote:=0D=0AHello=0D=0A=0D=0A=0D=0A=0D=0Aus=
ing the kernel-lt from elrepo solves all problems!!=0D=0A=0D=0A=0D=0AWith=
XFS, or EXT4=3F=0D=0A=C2=A0=0D=0AMaybe it is a problem with the current =
kernel from centos =3F=3F=0D=0A=0D=0A=0D=0AIt's an XFS issue, I think it'=
ll be fixed for 7.3.=0D=0AY.=0D=0A=C2=A0=0D=0A=0D=0A=0D=0AThanks=20=0D=0A=
=0D=0A=0D=0A=0D=0AWolfgang=0D=0A=0D=0A=0D=0A=0D=0A-----Urspr=C3=BCngliche=
Nachricht-----=0D=0AVon: Wolfgang Bucher=C2=A0<wolfgang.bucher@netland-m=
n.de <mailto:wolfgang.bucher@netland-mn.de> >=0D=0AGesendet: Die 23 Augus=
t 2016 20:14=0D=0AAn: Yaniv Kaul <ykaul(a)redhat.com <mailto:ykaul@redhat.c=
om> >=0D=0ACC: users(a)ovirt.org <mailto:users@ovirt.org> (users(a)ovirt.org =
<mailto:users@ovirt.org> ) <users(a)ovirt.org <mailto:users@ovirt.org>
>=0D=
=0ABetreff: Re: [ovirt-users] Problem starting VMs=0D=0A=0D=0AHello=0D=0A=
=0D=0A=0D=0A=0D=0Ai just changed xfs to ext4 and defragmantion is much be=
tter then before, i will also try kernel lts from elrepo and test it agai=
n.=0D=0A=0D=0A=0D=0A=0D=0AThanks=0D=0A=0D=0A=0D=0A=0D=0AWolfgang=0D=0A=0D=
=0A=0D=0A=0D=0A-----Urspr=C3=BCngliche Nachricht-----=0D=0AVon: Yaniv Kau=
l=C2=A0<ykaul(a)redhat.com <mailto:ykaul@redhat.com> >=0D=0AGesendet: Die 2=
3 August 2016 19:46=0D=0AAn: Wolfgang Bucher <wolfgang.bucher(a)netland-mn.=
de <mailto:wolfgang.bucher@netland-mn.de> >=0D=0ACC: Charles Gruener <cgr=
uener(a)gruener.us <mailto:cgruener@gruener.us> >=0D=0ABetreff: Re: AW: [ov=
irt-users] Problem starting VMs=0D=0A=0D=0A=0D=0AOn Aug 23, 2016 7:33 PM,=
"Wolfgang Bucher" <wolfgang.bucher(a)netland-mn.de
<mailto:wolfgang.bucher=
@netland-mn.de> > wrote:=0D=0A >=0D=0A > Hello=0D=0A >=0D=0A >=0D=0A
> I =
am using local storage with adaptec raid controller, disk format is raw=0D=
=0A=0D=0ARaw is always raw-sparse, so that may explain this somehow, yet =
still odd that Windows installation would cause so much fragmentation.=0D=
=0A I wonder if using the discard hook (and IDE or virtio-scsi) would hel=
p - or perhaps using a qcow2 makes more sense (create a snapshot right af=
ter disk creation for example).=0D=0A=0D=0A>=0D=0A >=0D=0A > image: e4d79=
7d1-5719-48d0-891e-a36cd4a79c33=0D=0A > file format: raw=0D=0A > virtual =
size: 50G (53687091200 bytes)=0D=0A > disk size: 8.5G=0D=0A >=0D=0A >=0D=0A=
this is a fresh installation of W2012 after installation i got with
xf=
s_db -c frag -r=C2=A0 /dev/sdb1:=0D=0A >=0D=0A > aktuell 407974, ideal
35=
, Unterteilungsfaktor 99,99%=0D=0A=0D=0AAnd the XFS formatted with defaul=
t parameters=3F=0D=0A Y.=0D=0A=0D=0A>=0D=0A >=0D=0A > Thanks=0D=0A >=0D=0A=
=0D=0A > Wolfgang=0D=0A >=0D=0A >=0D=0A >>
-----Urspr=C3=BCngliche Nach=
richt-----=0D=0A >> Von: Yaniv
Kaul=C2=A0<ykaul(a)redhat.com <mailto:ykaul@=
redhat.com> >=0D=0A >> Gesendet: Die 23 August 2016 17:56=0D=0A >> An:
Wo=
lfgang Bucher <wolfgang.bucher(a)netland-mn.de <mailto:wolfgang.bucher@netl=
and-mn.de> >=0D=0A >> CC: Michal Skrivanek <michal.skrivanek(a)redhat.com
<=
mailto:michal.skrivanek@redhat.com> >; users(a)ovirt.org <mailto:users@ovir=
t.org> (users(a)ovirt.org <mailto:users@ovirt.org> ) <users(a)ovirt.org <mail=
to:users@ovirt.org> >=0D=0A >>=0D=0A >> Betreff: Re: [ovirt-users]
Proble=
m starting VMs=0D=0A >>=0D=0A >>=0D=0A >>=0D=0A >> On Tue, Aug 23,
2016 a=
t 6:40 PM, Wolfgang Bucher <wolfgang.bucher(a)netland-mn.de <mailto:wolfgan=
g.bucher(a)netland-mn.de> > wrote:=0D=0A >>>=0D=0A >>> Hello=0D=0A
>>>=0D=0A=
>>=0D=0A >>> in var log messages i get following
:=0D=0A >>>=0D=0A >>>=0D=
=0A >>> kernel: XFS: possible
memory allocation deadlock in kmem_alloc (m=
ode:0x250)=0D=0A >>>=0D=0A >>>=0D=0A >>> I have this problem on
4 differe=
nt hosts.=0D=0A >>>=0D=0A >>>=0D=0A >>> This happens during
copying files=
from network to a thin provisioned disk, no problems with preallocated d=
isks.=0D=0A >>=0D=0A >>=0D=0A >> What kind of storage are you using=3F
lo=
cal storage=3F Even though, it makes little sense to me - the disk is a q=
cow2 disk, which shouldn't be very fragmented as you might think (qcow2 g=
rows in 64K chunks).=0D=0A >> It may grow and grow and grow (until you sp=
arsify it), but that's not going to cause fragmentation. What causes it t=
o be fragmented=3F Perhaps the internal qcow2 mapping is quite fragmented=
=3F=0D=0A >> Y.=0D=0A >> =C2=A0=0D=0A >>>=0D=0A >>>=0D=0A
>>> Thanks=0D=0A=
>>=0D=0A >>> Wolfgang=0D=0A >>>=0D=0A
>>>=0D=0A >>>> -----Urspr=C3=BCng=
liche Nachricht-----=0D=0A
>>>> Von: Michal Skrivanek=C2=A0<michal.skriva=
nek(a)redhat.com <mailto:michal.skrivanek@redhat.com> >=0D=0A >>>>
Gesendet=
: Die 23 August 2016 17:11=0D=0A >>>> An: Wolfgang Bucher <wolfgang.buche=
r(a)netland-mn.de <mailto:wolfgang.bucher@netland-mn.de> >=0D=0A >>>>
CC: M=
ilan Zamazal <mzamazal(a)redhat.com <mailto:mzamazal@redhat.com> >; users@o=
virt.org <mailto:users@ovirt.org> (users(a)ovirt.org <mailto:users@ovirt.or=
g> ) <users(a)ovirt.org <mailto:users@ovirt.org> >=0D=0A >>>>
Betreff: Re: =
[ovirt-users] Problem starting VMs=0D=0A >>>>=0D=0A >>>>=0D=0A
>>>>> On 2=
3 Aug 2016, at 11:06, Wolfgang Bucher <wolfgang.bucher(a)netland-mn.de <mai=
lto:wolfgang.bucher@netland-mn.de> > wrote:=0D=0A >>>>>=0D=0A
>>>>> Thank=
's=0D=0A >>>>>=0D=0A >>>>> but what do you mean with
"initialization is f=
inished=E2=80=9D=0D=0A >>>>=0D=0A >>>>=0D=0A >>>>
until it gets from Wait=
ForLaunch to PoweringUp state, effectively until the qemu process properl=
y starts up=0D=0A >>>>=0D=0A >>>>>=0D=0A >>>>>
sometimes the vm crashes w=
hile copying files!=0D=0A >>>>=0D=0A >>>>=0D=0A >>>>
when exactly=3F Can =
you describe exactly what you are doing and what is reported as a reason =
for crash. When exactly does it crash and how=3F=0D=0A >>>>=0D=0A
>>>> Th=
anks,=0D=0A >>>> michal=0D=0A >>>>=0D=0A
>>>>>=0D=0A >>>>>=0D=0A >>>>>=0D=
=0A >>>>> Wolfgang=0D=0A >>>>>=0D=0A
>>>>>=0D=0A >>>>>> -----Urspr=C3=BCn=
gliche Nachricht-----=0D=0A >>>>>> Von: Milan
Zamazal=C2=A0<mzamazal@redh=
at.com <mailto:mzamazal@redhat.com> >=0D=0A >>>>>> Gesendet:
Die 23 Augus=
t 2016 16:59=0D=0A >>>>>> An: Wolfgang Bucher
<wolfgang.bucher@netland-mn=
=2Ede <mailto:wolfgang.bucher@netland-mn.de> >=0D=0A >>>>>> CC:
users@ovi=
rt.org <mailto:users@ovirt.org> (users(a)ovirt.org <mailto:users@ovirt.org>=
) <users(a)ovirt.org <mailto:users@ovirt.org> >=0D=0A >>>>>>
Betreff: Re: =
AW: Problem starting VMs=0D=0A >>>>>>=0D=0A >>>>>>
Wolfgang Bucher <wolfg=
ang.bucher(a)netland-mn.de <mailto:wolfgang.bucher@netland-mn.de> > writes:=
=0D=0A >>>>>>=0D=0A >>>>>> > the problem is
"waiting for launch" takes up=
to 20 min.=0D=0A >>>>>> >=0D=0A >>>>>> >=0D=0A
>>>>>> > I did a lot of t=
ests with some vm's and th problem is:=0D=0A >>>>>> >=0D=0A
>>>>>> >=0D=0A=
>>>>> > 1.=C2=A0 create a win2012 server=0D=0A
>>>>>> >=0D=0A >>>>>> > =
2. attache a new
disk (thin provision)=0D=0A >>>>>> >=0D=0A >>>>>>
> 3. f=
ill the disk from network share with about 100G=0D=0A >>>>>> >=0D=0A
>>>>=
> > 4. shutdown the vm=0D=0A >>>>>> >=0D=0A
>>>>>> > 5. reboot host and =
try starting the vm (takes a lot
of time until launch)=0D=0A >>>>>> >=0D=0A=
>>>>> >=0D=0A >>>>>> >=0D=0A
>>>>>> > It's because of a high fragmented=
filessystem=20=0D=0A >>>>>>=0D=0A >>>>>> I see, thank
you for the explan=
ation. In such a case, it may take a lot=0D=0A >>>>>> of time before all
=
the initialization is finished.=0D=0A >>>>>>=0D=0A
>>>>>> Regards,=0D=0A =
>>>>> Milan=0D=0A >>>>>=0D=0A
>>>>> ____________________________________=
___________=0D=0A
>>>>> Users mailing list=0D=0A >>>>> Users(a)ovirt.org <m=
ailto:Users@ovirt.org>=20=0D=0A >>>>>
http://lists.ovirt.org/mailman/list=
info/users <http://lists.ovirt.org/mailman/listinfo/users>=20=0D=0A
>>>>=0D=
=0A >>>>=0D=0A >>>=0D=0A >>>
____________________________________________=
___=0D=0A >>> Users mailing list=0D=0A >>> Users(a)ovirt.org
<mailto:Users@=
ovirt.org>=20=0D=0A >>> http://lists.ovirt.org/mailman/listinfo/users <ht=
tp://lists.ovirt.org/mailman/listinfo/users>=20=0D=0A >>>=0D=0A
>>=0D=0A=0D=
=0A=0D=0A_______________________________________________=0D=0A=0AUsers ma=
iling list=0D=0A=0AUsers(a)ovirt.org <mailto:Users@ovirt.org>=20=0D=0A=0Aht=
tp://lists.ovirt.org/mailman/listinfo/users <http://lists.ovirt.org/mailm=
an/listinfo/users>=20=0D=0A=0A=0D=0A=0D=0A=0D=0A_________________________=
______________________=0D=0A Users mailing list=0D=0A Users(a)ovirt.org <ma=
ilto:Users@ovirt.org>=20=0D=0A http://lists.ovirt.org/mailman/listinfo/us=
ers <http://lists.ovirt.org/mailman/listinfo/users>=20=0D=0A=20=0D=0A=0D=0A=
--=_cRJLKrCI2dVwe8deykFpKIeO2A1Oe9tUyXvJLtasFx600mIN
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://ww=
w.w3.org/TR/html4/loose.dtd"><html>=0A<head>=0A <meta
name=3D"Generator"=
content=3D"Zarafa WebApp v7.2.4-28">=0A <meta
http-equiv=3D"Content-Typ=
e" content=3D"text/html; charset=3Dutf-8">=0A <title>AW:
[ovirt-users] P=
roblem starting VMs</title>=0A</head>=0A<body>=0A<p
style=3D"padding: 0; =
margin: 0;"><span style=3D"font-size: 12pt; font-family:
tahoma,arial,hel=
vetica,sans-serif;">Hi,<br /></span></p>=0A<p
style=3D"padding: 0; margin=
: 0;"><span style=3D"font-size: 12pt; font-family:
tahoma,arial,helvetica=
,sans-serif;"><br /></span></p>=0A<p style=3D"padding:
0; margin: 0;"><sp=
an style=3D"font-size: 12pt; font-family: tahoma,arial,helvetica,sans-ser=
if;">with xfs<br /></span></p>=0A<p style=3D"padding: 0;
margin: 0;"><spa=
n style=3D"font-size: 12pt; font-family: tahoma,arial,helvetica,sans-seri=
f;"><br /></span></p>=0A<p style=3D"padding: 0; margin:
0;"><span style=3D=
"font-size: 12pt; font-family: tahoma,arial,helvetica,sans-serif;">Wolfga=
ng<br /></span></p>=0A<p style=3D"padding: 0; margin:
0;"><span style=3D"=
font-size: 12pt; font-family: tahoma,arial,helvetica,sans-serif;"><br
/><=
/span></p>=0A<blockquote style=3D"border-left: 2px solid #325FBA;
padding=
-left: 5px; margin: 0px 5px;"><span style=3D"font-family:
tahoma,arial,he=
lvetica,sans-serif; font-size: 10pt;">-----Ursprüngliche Nachricht--=
---<br /><span><strong>Von:</strong> Yaniv
Kaul&nbsp;&lt;ykaul(a)redhat.com=
></span><br /><span><strong>Gesendet:</strong> Don 25
August 2016 13:0=
1</span><br /><span><strong>An:</strong> Wolfgang Bucher
<wolfgang.buc=
her(a)netland-mn.de&gt;</span><br
/><span><strong>Betreff:</strong> Re: [ov=
irt-users] Problem starting VMs</span><br /><br /></span><!--
begin sanit=
ized html -->=0A<div dir=3D"ltr"><br />=0A<div
class=3D"gmail_extra"><br =
/>=0A<div class=3D"gmail_quote">On Wed, Aug 24, 2016 at 7:37 PM,
Wolfgang=
Bucher <span><<a href=3D"mailto:wolfgang.bucher@netland-mn.de"
target=
=3D"_blank" title=3D"Der externe Link wird in einem neuen Fenster
geö=
;ffnet">wolfgang.bucher(a)netland-mn.de</a>&gt;</span> wrote:<br
/>=0A<bloc=
kquote class=3D"gmail_quote" style=3D"margin: 0 0 0 .8ex; border-left: 1p=
x #ccc solid; padding-left: 1ex;"><u></u>=0A<div>=0A<p
style=3D"padding: =
0; margin: 0;"><span style=3D"font-size: 12pt; font-family:
tahoma,arial,=
helvetica,sans-serif;">Hello<br /></span></p>=0A<p
style=3D"padding: 0; m=
argin: 0;"><span style=3D"font-size: 12pt; font-family:
tahoma,arial,helv=
etica,sans-serif;"><br /></span></p>=0A<p
style=3D"padding: 0; margin: 0;=
"><span style=3D"font-size: 12pt; font-family:
tahoma,arial,helvetica,san=
s-serif;">using the kernel-lt from elrepo solves all problems!!<br
/></sp=
an></p>=0A</div>=0A</blockquote>=0A<div><br
/></div>=0A<div>With XFS, or =
EXT4=3F</div>=0A<div> </div>=0A<blockquote
class=3D"gmail_quote" sty=
le=3D"margin: 0 0 0 .8ex; border-left: 1px #ccc solid; padding-left: 1ex;=
">=0A<div>=0A<p style=3D"padding: 0; margin: 0;"><span
style=3D"font-size=
: 12pt; font-family:
tahoma,arial,helvetica,sans-serif;"></span></p>=0A<p=
style=3D"padding: 0; margin: 0;"><span style=3D"font-size: 12pt;
font-fa=
mily: tahoma,arial,helvetica,sans-serif;">Maybe it is a problem with the =
current kernel from centos =3F=3F<br
/></span></p>=0A</div>=0A</blockquot=
e>=0A<div><br /></div>=0A<div>It's an XFS issue, I think
it'll be fixed f=
or
7.3.</div>=0A<div>Y.</div>=0A<div> </div>=0A<blockquote
class=3D"=
gmail_quote" style=3D"margin: 0 0 0 .8ex; border-left: 1px #ccc solid; pa=
dding-left: 1ex;">=0A<div>=0A<p style=3D"padding: 0; margin:
0;"><span st=
yle=3D"font-size: 12pt; font-family: tahoma,arial,helvetica,sans-serif;">=
</span></p>=0A<p style=3D"padding: 0; margin: 0;"><span
style=3D"font-siz=
e: 12pt; font-family: tahoma,arial,helvetica,sans-serif;"><br
/></span></=
p>=0A<p style=3D"padding: 0; margin: 0;"><span
style=3D"font-size: 12pt; =
font-family: tahoma,arial,helvetica,sans-serif;">Thanks <br
/></span></p>=
=0A<p style=3D"padding: 0; margin: 0;"><span style=3D"font-size:
12pt; fo=
nt-family: tahoma,arial,helvetica,sans-serif;"><br
/></span></p>=0A<p sty=
le=3D"padding: 0; margin: 0;"><span style=3D"font-size: 12pt;
font-family=
: tahoma,arial,helvetica,sans-serif;">Wolfgang<br
/></span></p>=0A<p styl=
e=3D"padding: 0; margin: 0;"><span style=3D"font-size: 12pt;
font-family:=
tahoma,arial,helvetica,sans-serif;"><br
/></span></p>=0A<blockquote styl=
e=3D"border-left: 2px solid #325fba; padding-left: 5px; margin: 0px 5px;"=
<span style=3D"font-family: tahoma,arial,helvetica,sans-serif;
font-size=
: 10pt;">-----Ursprüngliche Nachricht-----<br
/><span><strong>Von:</=
strong> Wolfgang Bucher <<a
href=3D"mailto:wolfgang.bucher@netlan=
d-mn.de" target=3D"_blank" title=3D"Der externe Link wird in einem
neuen =
Fenster geöffnet">wolfgang.bucher@<wbr
/>netland-mn.de</a>></span=
<br /><span><strong>Gesendet:</strong> Die 23
August 2016 20:14</span><b=
r
/><span><strong>An:</strong> Yaniv Kaul <<a
href=3D"mailto:ykaul@red=
hat.com" target=3D"_blank" title=3D"Der externe Link wird in einem
neuen =
Fenster ge&ouml;ffnet">ykaul(a)redhat.com</a>&gt;</span><br
/><span><strong=
CC:</strong> <a href=3D"mailto:users@ovirt.org"
target=3D"_blank" title=3D=
"Der externe Link wird in einem neuen
Fenster ge&ouml;ffnet">users(a)ovirt.=
org</a> (<a href=3D"mailto:users@ovirt.org" target=3D"_blank"
title=3D"De=
r externe Link wird in einem neuen Fenster ge&ouml;ffnet">users(a)ovirt.org=
</a>) <<a href=3D"mailto:users@ovirt.org"
target=3D"_blank" title=3D"D=
er externe Link wird in einem neuen Fenster ge&ouml;ffnet">users(a)ovirt.or=
g</a>></span><br
/><span><strong>Betreff:</strong> Re: [ovirt-users] P=
roblem starting VMs</span><br /><br
/></span>=0A<div>=0A<div class=3D"h5"=
=0A<div>=0A<p style=3D"padding: 0; margin:
0;"><span style=3D"font-size:=
12pt; font-family:
tahoma,arial,helvetica,sans-serif;">Hello<br /></span=
</p>=0A<p style=3D"padding: 0; margin:
0;"><span style=3D"font-size: 12p=
t; font-family:
tahoma,arial,helvetica,sans-serif;"><br /></span></p>=0A<=
p style=3D"padding: 0; margin: 0;"><span style=3D"font-size: 12pt;
font-f=
amily: tahoma,arial,helvetica,sans-serif;">i just changed xfs to ext4 and=
defragmantion is much better then before, i will also try kernel lts fro=
m elrepo and test it again.<br /></span></p>=0A<p
style=3D"padding: 0; ma=
rgin: 0;"><span style=3D"font-size: 12pt; font-family:
tahoma,arial,helve=
tica,sans-serif;"><br /></span></p>=0A<p
style=3D"padding: 0; margin: 0;"=
<span style=3D"font-size: 12pt; font-family:
tahoma,arial,helvetica,sans=
-serif;">Thanks<br
/></span></p>=0A<p style=3D"padding: 0; margin: 0;"><s=
pan style=3D"font-size: 12pt; font-family: tahoma,arial,helvetica,sans-se=
rif;"><br /></span></p>=0A<p style=3D"padding: 0;
margin: 0;"><span style=
=3D"font-size: 12pt; font-family: tahoma,arial,helvetica,sans-serif;">Wol=
fgang<br /></span></p>=0A<p style=3D"padding: 0; margin:
0;"><span style=3D=
"font-size: 12pt; font-family: tahoma,arial,helvetica,sans-serif;"><br
/>=
</span></p>=0A<blockquote style=3D"border-left: 2px solid #325fba;
paddin=
g-left: 5px; margin: 0px 5px;"><span style=3D"font-family:
tahoma,arial,h=
elvetica,sans-serif; font-size: 10pt;">-----Ursprüngliche Nachricht-=
----<br /><span><strong>Von:</strong> Yaniv
Kaul <<a href=3D"mail=
to:ykaul@redhat.com" target=3D"_blank" title=3D"Der externe Link wird
in =
einem neuen Fenster
ge&ouml;ffnet">ykaul(a)redhat.com</a>&gt;</span><br
/><=
span><strong>Gesendet:</strong> Die 23 August 2016 19:46</span><br
/><spa=
n><strong>An:</strong> Wolfgang Bucher <<a
href=3D"mailto:wolfgang.buc=
her(a)netland-mn.de" target=3D"_blank" title=3D"Der externe Link wird in
ei=
nem neuen Fenster
ge&ouml;ffnet">wolfgang.bucher(a)netland-mn.de</a><wbr />=
></span><br /><span><strong>CC:</strong> Charles
Gruener <<a href=3D=
"mailto:cgruener@gruener.us" target=3D"_blank" title=3D"Der
externe Link =
wird in einem neuen Fenster
ge&ouml;ffnet">cgruener(a)gruener.us</a>&gt;</s=
pan><br /><span><strong>Betreff:</strong> Re: AW: [ovirt-users]
Problem s=
tarting VMs</span><br /><br
/></span>=0A<p></p>=0A<p>On Aug 23, 2016 7:33=
PM, "Wolfgang Bucher" <<a
href=3D"mailto:wolfgang.bucher@netland-mn.d=
e" target=3D"_blank" title=3D"Der externe Link wird in einem neuen
Fenste=
r ge&ouml;ffnet">wolfgang.bucher(a)netland-mn.de</a><wbr />>
wrote:<br /=
><br /> > Hello<br /> ><br />
><br /> > I am using local=
storage with adaptec raid
controller, disk format is raw</p>=0A<p>Raw is=
always raw-sparse, so that may explain this somehow, yet still odd that =
Windows installation would cause so much fragmentation.<br /> I wonder if=
using the discard hook (and IDE or virtio-scsi) would help - or perhaps =
using a qcow2 makes more sense (create a snapshot right after disk creati=
on for example).</p>=0A<p>><br /> ><br /> >
image: e4d797d1-5719=
-48d0-891e-<wbr />a36cd4a79c33<br /> > file format: raw<br />
> vir=
tual size: 50G (53687091200 bytes)<br /> > disk size: 8.5G<br />
><=
br /> ><br /> > this is a fresh installation of W2012 after
install=
ation i got with xfs_db -c frag -r /dev/sdb1:<br /> ><br />
>=
aktuell 407974, ideal 35, Unterteilungsfaktor 99,99%</p>=0A<p>And the XF=
S formatted with default parameters=3F<br /> Y.</p>=0A<p>><br
/> ><=
br /> > Thanks<br /> ><br /> ><br /> >
Wolfgang<br /> ><br=
/> ><br /> >> -----Ursprüngliche
Nachricht-----<br /> >=
> Von: Yaniv Kaul <<a href=3D"mailto:ykaul@redhat.com"
target=3D=
"_blank" title=3D"Der externe Link wird in einem neuen Fenster
geöff=
net">ykaul(a)redhat.com</a>&gt;<br /> >> Gesendet: Die
23 August 2016=
17:56<br /> >> An: Wolfgang Bucher <<a
href=3D"mailto:wolfgang.=
bucher(a)netland-mn.de" target=3D"_blank" title=3D"Der externe Link wird
in=
einem neuen Fenster
ge&ouml;ffnet">wolfgang.bucher(a)netland-mn.de</a><wbr=
/>><br /> >> CC: Michal Skrivanek <<a
href=3D"mailto:michal.=
skrivanek(a)redhat.com" target=3D"_blank" title=3D"Der externe Link wird
in=
einem neuen Fenster
ge&ouml;ffnet">michal.skrivanek(a)redhat.com</a>&gt;; =
<a href=3D"mailto:users@ovirt.org" target=3D"_blank"
title=3D"Der externe=
Link wird in einem neuen Fenster ge&ouml;ffnet">users(a)ovirt.org</a>
(<a =
href=3D"mailto:users@ovirt.org" target=3D"_blank" title=3D"Der
externe Li=
nk wird in einem neuen Fenster ge&ouml;ffnet">users(a)ovirt.org</a>)
<<a=
href=3D"mailto:users@ovirt.org" target=3D"_blank" title=3D"Der
externe L=
ink wird in einem neuen Fenster
ge&ouml;ffnet">users(a)ovirt.org</a>&gt;<br=
/> >><br /> >> Betreff: Re: [ovirt-users] Problem
starting V=
Ms<br /> >><br /> >><br />
>><br /> >> On Tue, Au=
g 23, 2016 at 6:40 PM, Wolfgang Bucher <<a href=3D"mailto:wolfgang.buc=
her(a)netland-mn.de" target=3D"_blank" title=3D"Der externe Link wird in
ei=
nem neuen Fenster
ge&ouml;ffnet">wolfgang.bucher(a)netland-mn.de</a><wbr />=
> wrote:<br /> >>><br /> >>>
Hello<br /> >>>=
;<br /> >>><br /> >>> in var log
messages i get followi=
ng :<br /> >>><br /> >>><br />
>>> kernel: XFS=
: possible memory allocation deadlock in kmem_alloc (mode:0x250)<br /> &g=
t;>><br /> >>><br />
>>> I have this problem on 4=
different hosts.<br /> >>><br />
>>><br /> >>>=
; This happens during copying files from network to a thin provisioned di=
sk, no problems with preallocated disks.<br /> >><br />
>><br=
/> >> What kind of storage are you using=3F local storage=3F Even =
though, it makes little sense to me - the disk is a qcow2 disk, which sho=
uldn't be very fragmented as you might think (qcow2 grows in 64K chunks).=
<br /> >> It may grow and grow and grow (until you sparsify it), bu=
t that's not going to cause fragmentation. What causes it to be fragmente=
d=3F Perhaps the internal qcow2 mapping is quite fragmented=3F<br /> >=
> Y.<br /> >> <br />
>>><br /> >>><br />=
>>> Thanks<br /> >>><br />
>>> Wolfgang<br />=
>>><br /> >>><br />
>>>> -----Ursprün=
gliche Nachricht-----<br /> >>>> Von: Michal
Skrivanek &=
lt;<a href=3D"mailto:michal.skrivanek@redhat.com" target=3D"_blank"
title=
=3D"Der externe Link wird in einem neuen Fenster
geöffnet">michal.sk=
rivanek@<wbr />redhat.com</a>><br />
>>>> Gesendet: Die 23=
August 2016 17:11<br /> >>>> An: Wolfgang Bucher
<<a href=
=3D"mailto:wolfgang.bucher@netland-mn.de" target=3D"_blank"
title=3D"Der =
externe Link wird in einem neuen Fenster geöffnet">wolfgang.bucher@n=
etland-mn.de</a><wbr />><br /> >>>>
CC: Milan Zamazal <=
<a href=3D"mailto:mzamazal@redhat.com" target=3D"_blank"
title=3D"Der ext=
erne Link wird in einem neuen Fenster ge&ouml;ffnet">mzamazal(a)redhat.com<=
/a>>; <a href=3D"mailto:users@ovirt.org"
target=3D"_blank" title=3D"De=
r externe Link wird in einem neuen Fenster ge&ouml;ffnet">users(a)ovirt.org=
</a> (<a href=3D"mailto:users@ovirt.org" target=3D"_blank"
title=3D"Der e=
xterne Link wird in einem neuen Fenster ge&ouml;ffnet">users(a)ovirt.org</a=
) <<a href=3D"mailto:users@ovirt.org"
target=3D"_blank" title=3D"Der =
externe Link wird in einem neuen
Fenster ge&ouml;ffnet">users(a)ovirt.org</=
a>><br /> >>>> Betreff: Re: [ovirt-users]
Problem starting=
VMs<br /> >>>><br />
>>>><br /> >>>>=
> On 23 Aug 2016, at 11:06, Wolfgang Bucher <<a
href=3D"mailto:wolf=
gang.bucher(a)netland-mn.de" target=3D"_blank" title=3D"Der externe Link
wi=
rd in einem neuen Fenster ge&ouml;ffnet">wolfgang.bucher(a)netland-mn.de</a=
<wbr />> wrote:<br />
>>>>><br />
>>>>>=
Thank's<br />
>>>>><br />
>>>>> but what d=
o you mean with "initialization is finished”<br />
>>>>=
<br /> >>>><br /> >>>>
until it gets from WaitFor=
Launch to PoweringUp state, effectively until the qemu process properly s=
tarts up<br /> >>>><br />
>>>>><br /> >>=
>>> sometimes the vm crashes while copying files!<br />
>>=
>><br /> >>>><br />
>>>> when exactly=3F Ca=
n you describe exactly what you are doing and what is reported as a reaso=
n for crash. When exactly does it crash and how=3F<br />
>>>>=
<br /> >>>> Thanks,<br />
>>>> michal<br /> >&=
gt;>><br /> >>>>><br />
>>>>><br /> &=
gt;>>>><br /> >>>>>
Wolfgang<br /> >>>=
;>><br /> >>>>><br />
>>>>>> -----=
Ursprüngliche Nachricht-----<br />
>>>>>> Von: Mil=
an Zamazal <<a href=3D"mailto:mzamazal@redhat.com"
target=3D"_bla=
nk" title=3D"Der externe Link wird in einem neuen Fenster
geöffnet">=
mzamazal(a)redhat.com</a>&gt;<br />
>>>>>> Gesendet: Die =
23 August 2016 16:59<br /> >>>>>> An:
Wolfgang Bucher &=
lt;<a href=3D"mailto:wolfgang.bucher@netland-mn.de"
target=3D"_blank" tit=
le=3D"Der externe Link wird in einem neuen Fenster
geöffnet">wolfgan=
g.bucher(a)netland-mn.de</a><wbr />><br />
>>>>>> CC: =
<a href=3D"mailto:users@ovirt.org" target=3D"_blank"
title=3D"Der externe=
Link wird in einem neuen Fenster ge&ouml;ffnet">users(a)ovirt.org</a>
(<a =
href=3D"mailto:users@ovirt.org" target=3D"_blank" title=3D"Der
externe Li=
nk wird in einem neuen Fenster ge&ouml;ffnet">users(a)ovirt.org</a>)
<<a=
href=3D"mailto:users@ovirt.org" target=3D"_blank" title=3D"Der
externe L=
ink wird in einem neuen Fenster
ge&ouml;ffnet">users(a)ovirt.org</a>&gt;<br=
/> >>>>>> Betreff: Re: AW: Problem starting
VMs<br /> =
>>>>>><br />
>>>>>> Wolfgang Bucher &=
lt;<a href=3D"mailto:wolfgang.bucher@netland-mn.de"
target=3D"_blank" tit=
le=3D"Der externe Link wird in einem neuen Fenster
geöffnet">wolfgan=
g.bucher(a)netland-mn.de</a><wbr />> writes:<br />
>>>>>&=
gt;<br /> >>>>>> > the problem is
"waiting for launc=
h" takes up to 20 min.<br /> >>>>>>
><br /> >>=
>>>> ><br />
>>>>>> > I did a lot of =
tests with some vm's and th problem is:<br />
>>>>>> &g=
t;<br /> >>>>>> ><br />
>>>>>> >=
; 1. create a win2012 server<br />
>>>>>> ><br=
/> >>>>>> > 2. attache a new disk
(thin provision)<=
br /> >>>>>> ><br />
>>>>>> > 3=
=2E fill the disk from network share with about 100G<br />
>>>&g=
t;>> ><br /> >>>>>>
> 4. shutdown the vm<br=
/> >>>>>> ><br />
>>>>>> > 5. =
reboot host and try starting the vm (takes a lot of time until launch)<br=
/> >>>>>> ><br />
>>>>>> ><br =
/> >>>>>> ><br />
>>>>>> > It's=
because of a high fragmented filessystem <br />
>>>>>>=
<br /> >>>>>> I see, thank you for the
explanation. In =
such a case, it may take a lot<br />
>>>>>> of time bef=
ore all the initialization is finished.<br />
>>>>>><br=
/> >>>>>> Regards,<br />
>>>>>> Mila=
n<br /> >>>>><br />
>>>>> _________________=
_____________<wbr />_________________<br />
>>>>> Users ma=
iling list<br /> >>>>> <a
href=3D"mailto:Users@ovirt.org" =
target=3D"_blank" title=3D"Der externe Link wird in einem neuen Fenster g=
e&ouml;ffnet">Users(a)ovirt.org</a><br />
>>>>> <a href=3D"h=
ttp://lists.ovirt.org/mailman/listinfo/users" target=3D"_blank"
title=3D"=
Der externe Link wird in einem neuen Fenster geöffnet">http://lists.=
ovirt.org/<wbr />mailman/listinfo/users</a><br />
>>>><br /> =
>>>><br /> >>><br />
>>> __________________=
____________<wbr />_________________<br /> >>> Users
mailing lis=
t<br /> >>> <a href=3D"mailto:Users@ovirt.org"
target=3D"_blank"=
title=3D"Der externe Link wird in einem neuen Fenster
geöffnet">Use=
rs(a)ovirt.org</a><br /> >>> <a
href=3D"http://lists.ovirt.org/mai=
lman/listinfo/users" target=3D"_blank" title=3D"Der externe Link wird
in =
einem neuen Fenster geöffnet">http://lists.ovirt.org/<wbr
/>mailman/=
listinfo/users</a><br /> >>><br />
>></p>=0A</blockquote>=0A=
</div>=0A<pre>______________________________<wbr
/>_________________<br /=
=0AUsers mailing list<br />=0A<a
href=3D"mailto:Users@ovirt.org" target=3D=
"_blank"
title=3D"Der externe Link wird in einem neuen Fenster geöff=
net">Users(a)ovirt.org</a><br />=0A<a
href=3D"http://lists.ovirt.org/mailma=
n/listinfo/users" target=3D"_blank" title=3D"Der externe Link wird in
ein=
em neuen Fenster geöffnet">http://lists.ovirt.org/<wbr
/>mailman/lis=
tinfo/users</a><br
/>=0A</pre>=0A</div>=0A</div>=0A</blockquote>=0A</div>=
=0A<br />______________________________<wbr />_________________<br />
Use=
rs mailing list<br /> <a href=3D"mailto:Users@ovirt.org"
target=3D"_blank=
" title=3D"Der externe Link wird in einem neuen Fenster
geöffnet">Us=
ers(a)ovirt.org</a><br /> <a
href=3D"http://lists.ovirt.org/mailman/listinf=
o/users" target=3D"_blank" title=3D"Der externe Link wird in einem
neuen =
Fenster geöffnet">http://lists.ovirt.org/<wbr
/>mailman/listinfo/use=
rs</a><br /> <br /></blockquote>=0A</div>=0A<br
/></div>=0A</div>=0A<!-- =
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