On 3 Oct 2016, at 10:39, Davide Ferrari <davide@billymob.com> wrote: =20 =20 =20 2016-09-30 15:35 GMT+02:00 Michal Skrivanek = <michal.skrivanek@redhat.com <mailto:michal.skrivanek@redhat.com>>: =20 =20 that is a very low level error really pointing at HW issues. It may or = may not be detected by memtest=E2=80=A6but I would give it a try =20 =20 I left memtest86 running for 2 days and no error detected :( =20
The only difference that this host (vmhost01) has is that it was the = first host installed in my self-hosted engine installation. But I have = already reinstalled it from GUI and menawhile I've upgraded to 4.0.4 = from 4.0.3. =20 does it happen only for the big 96GB VM? The others which you said are = working, are they all small? Might be worth trying other system stability tests, playing with = safer/slower settings in BIOS, use lower CPU cluster, etc =20 =20 Yep, it happens only for the 96GB VM. Other VMs with fewer RAM (16GB = for example) can be created on or migrated to that host flawlessly. I'll =
--Apple-Mail=_C55C9920-F117-4D6C-BD94-0D2709735EBA Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset=utf-8 try to play a little with BIOS settings but otherwise I'll have the HW = replaced. I was only trying to rule out possible oVirt SW problems due = to that host being the first I deployed (from CLI) when I installed the = cluster. I understand. Unfortunately it really does look like some sort of = incompatibility rather than a sw issue:/
=20 Thanks! =20 --=20 Davide Ferrari Senior Systems Engineer _______________________________________________ Users mailing list Users@ovirt.org http://lists.ovirt.org/mailman/listinfo/users
--Apple-Mail=_C55C9920-F117-4D6C-BD94-0D2709735EBA Content-Transfer-Encoding: quoted-printable Content-Type: text/html; charset=utf-8 <html><head><meta http-equiv=3D"Content-Type" content=3D"text/html = charset=3Dutf-8"></head><body style=3D"word-wrap: break-word; = -webkit-nbsp-mode: space; -webkit-line-break: after-white-space;" = class=3D""><br class=3D""><div><blockquote type=3D"cite" class=3D""><div = class=3D"">On 3 Oct 2016, at 10:39, Davide Ferrari <<a = href=3D"mailto:davide@billymob.com" class=3D"">davide@billymob.com</a>>= wrote:</div><br class=3D"Apple-interchange-newline"><div class=3D""><div = dir=3D"ltr" class=3D""><br class=3D""><div class=3D"gmail_extra"><br = class=3D""><div class=3D"gmail_quote">2016-09-30 15:35 GMT+02:00 Michal = Skrivanek <span dir=3D"ltr" class=3D""><<a = href=3D"mailto:michal.skrivanek@redhat.com" target=3D"_blank" = class=3D"">michal.skrivanek@redhat.com</a>></span>:<br = class=3D""><blockquote class=3D"gmail_quote" style=3D"margin:0 0 0 = .8ex;border-left:1px #ccc solid;padding-left:1ex"><div = style=3D"word-wrap:break-word" class=3D""><br class=3D""><br = class=3D""><div class=3D"">that is a very low level error really = pointing at HW issues. It may or may not be detected by memtest=E2=80=A6bu= t I would give it a try</div><div class=3D""><span class=3D""><br = class=3D""></span></div></div></blockquote><div class=3D""><br = class=3D""></div><div class=3D"">I left memtest86 running for 2 days and = no error detected :(<br class=3D""> <br class=3D""></div><blockquote = class=3D"gmail_quote" style=3D"margin:0 0 0 .8ex;border-left:1px #ccc = solid;padding-left:1ex"><div style=3D"word-wrap:break-word" = class=3D""><div class=3D""><span class=3D""><blockquote type=3D"cite" = class=3D""><div class=3D""><div dir=3D"ltr" class=3D""><div class=3D"">The= only difference that this host (vmhost01) has is that it was the first = host installed in my self-hosted engine installation. But I have already = reinstalled it from GUI and menawhile I've upgraded to 4.0.4 from = 4.0.3.<br class=3D""></div></div></div></blockquote><div class=3D""><br = class=3D""></div></span><div class=3D"">does it happen only for the big = 96GB VM? The others which you said are working, are they all = small?</div>Might be worth trying other system stability tests, playing = with safer/slower settings in BIOS, use lower CPU cluster, etc</div><div = class=3D""><div class=3D"h5"><br = class=3D""></div></div></div></blockquote><div class=3D""><br = class=3D""></div><div class=3D"">Yep, it happens only for the 96GB VM. = Other VMs with fewer RAM (16GB for example) can be created on or = migrated to that host flawlessly. I'll try to play a little with BIOS = settings but otherwise I'll have the HW replaced. I was only trying to = rule out possible oVirt SW problems due to that host being the first I = deployed (from CLI) when I installed the cluster.<br = class=3D""></div></div></div></div></div></blockquote><div><br = class=3D""></div>I understand. Unfortunately it really does look like = some sort of incompatibility rather than a sw issue:/</div><div><br = class=3D""><blockquote type=3D"cite" class=3D""><div class=3D""><div = dir=3D"ltr" class=3D""><div class=3D"gmail_extra"><div = class=3D"gmail_quote"><div class=3D""><br class=3D""></div><div = class=3D"">Thanks!<br class=3D""></div></div><br class=3D"">-- <br = class=3D""><div class=3D"gmail_signature" = data-smartmail=3D"gmail_signature"><div dir=3D"ltr" class=3D""><div = class=3D"">Davide Ferrari<br class=3D""></div>Senior Systems Engineer<br = class=3D""></div></div> </div></div> _______________________________________________<br class=3D"">Users = mailing list<br class=3D""><a href=3D"mailto:Users@ovirt.org" = class=3D"">Users@ovirt.org</a><br = class=3D"">http://lists.ovirt.org/mailman/listinfo/users<br = class=3D""></div></blockquote></div><br class=3D""></body></html>= --Apple-Mail=_C55C9920-F117-4D6C-BD94-0D2709735EBA--