Re: [ovirt-users] Failed to attach a disk

Monday, 23 January 2017

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I send you a private mail.

...
 Le 22 janv. 2017 =C3=A0 13:52, Maor Lipchuk
<mlipchuk(a)redhat.com&gt; a = =C3=A9crit :
...
=20
 Hi Fabrice,
=20
 Can you please attach the VDSM and engine logs
=20
 Thanks,
 Maor
=20
 On Wed, Jan 18, 2017 at 5:05 PM, Fabrice Bacchella =
<fabrice.bacchella(a)icloud.com <mailto:fabrice.bacchella@icloud.com>> =
wrote:
...
 I upgraded an host to the latest version of vdsm: =
vdsm-4.18.21-1.el7.centos.x86_64, on a CentOS Linux release 7.3.1611 =
(Core)
...
=20
 I then created a disk that I wanted to attach to a running vm, but il = fails, with
the message in /var/log/libvirt/qemu/<VMNAME>.log:
...
=20
 Could not open =
'/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f=
-99ad-47a376013671/images/4d33f997-94b0-42c1-8052-5364993b85e9/8e613dd3-ee=
bc-476a-a830-e2a8236ea8a8': Permission denied
...
=20
 I tried to have a look at the disks images, and got a strange result:
=20
 -rw-rw---- 1 vdsm qemu 1.0M May 18  2016 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/ed18c515-09c9-4a71-af0a-7f0934193a65/b5e53c81-227=
9-4f2b-b282-69db430d36d4.lease
...
 -rw-rw---- 1 vdsm qemu 1.0M May 18  2016 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/3a00232b-c1f9-4b9b-910e-caf8b0321609/4f6d5c63-6a3=
6-4356-832e-f52427d9512e.lease
...
 -rw-rw---- 1 vdsm qemu 1.0M May 23  2016 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/b0f4c517-e492-409f-934f-1561281a242b/a3d60d8a-f89=
b-41dd-b519-fb652301b1f5.lease
...
 -rw-rw---- 1 vdsm qemu 1.0M May 23  2016 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/465df4e9-3c62-4501-889f-cbab65ed0e0d/7a9b9033-f5f=
8-4eaa-ac94-6cc0c4ff6120.lease
...
 -rw-rw---- 1 vdsm kvm  1.0M Jan  6 18:00 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/baf01c4e-ede9-4e4e-a265-172695d81a83/4cdd72a7-b34=
7-4479-accd-ab08d61552f9.lease
...
 -rw-rw---- 1 vdsm kvm  1.0M Jan 18 15:38 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/4d33f997-94b0-42c1-8052-5364993b85e9/8e613dd3-eeb=
c-476a-a830-e2a8236ea8a8.lease
...
=20
 -rw-r--r-- 1 vdsm qemu 314 May 23  2016 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/b0f4c517-e492-409f-934f-1561281a242b/a3d60d8a-f89=
b-41dd-b519-fb652301b1f5.meta
...
 -rw-r--r-- 1 vdsm kvm  314 Jan  6 18:00 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/465df4e9-3c62-4501-889f-cbab65ed0e0d/7a9b9033-f5f=
8-4eaa-ac94-6cc0c4ff6120.meta
...
 -rw-r--r-- 1 vdsm kvm  307 Jan  6 18:00 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/baf01c4e-ede9-4e4e-a265-172695d81a83/4cdd72a7-b34=
7-4479-accd-ab08d61552f9.meta
...
 -rw-r--r-- 1 vdsm kvm  437 Jan 18 11:32 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/ed18c515-09c9-4a71-af0a-7f0934193a65/b5e53c81-227=
9-4f2b-b282-69db430d36d4.meta
...
 -rw-r--r-- 1 vdsm kvm  437 Jan 18 11:32 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/3a00232b-c1f9-4b9b-910e-caf8b0321609/4f6d5c63-6a3=
6-4356-832e-f52427d9512e.meta
...
 -rw-r--r-- 1 vdsm kvm  310 Jan 18 15:38 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/4d33f997-94b0-42c1-8052-5364993b85e9/8e613dd3-eeb=
c-476a-a830-e2a8236ea8a8.meta
...
=20
 -rw-rw---- 1 vdsm qemu  16G Jan  9 17:25 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/baf01c4e-ede9-4e4e-a265-172695d81a83/4cdd72a7-b34=
7-4479-accd-ab08d61552f9
...
 -rw-rw---- 1 vdsm qemu  30K Jan 18 11:32 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/ed18c515-09c9-4a71-af0a-7f0934193a65/b5e53c81-227=
9-4f2b-b282-69db430d36d4
...
 -rw-rw---- 1 vdsm qemu  30K Jan 18 11:32 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/3a00232b-c1f9-4b9b-910e-caf8b0321609/4f6d5c63-6a3=
6-4356-832e-f52427d9512e
...
 -rw-rw---- 1 vdsm kvm  300G Jan 18 15:38 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/4d33f997-94b0-42c1-8052-5364993b85e9/8e613dd3-eeb=
c-476a-a830-e2a8236ea8a8
...
 -rw-rw---- 1 vdsm qemu  32G Jan 18 15:58 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/b0f4c517-e492-409f-934f-1561281a242b/a3d60d8a-f89=
b-41dd-b519-fb652301b1f5
...
 -rw-rw---- 1 vdsm qemu  32G Jan 18 15:58 =
/rhev/data-center/17434f4e-8d1a-4a88-ae39-d2ddd46b3b9b/7c5291d3-11e2-420f-=
99ad-47a376013671/images/465df4e9-3c62-4501-889f-cbab65ed0e0d/7a9b9033-f5f=
8-4eaa-ac94-6cc0c4ff6120
...
=20
=20
 What a strange mix of group owner. Any explanation for that ? Is that = a known bug
?
...
=20
 The new disk is the 300G one, owned by kvm.
=20
=20
 _______________________________________________
 Users mailing list
 Users(a)ovirt.org <mailto:Users@ovirt.org>
 http://lists.ovirt.org/mailman/listinfo/users =
<http://lists.ovirt.org/mailman/listinfo/users>
...
=20 

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<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"">I send you a private mail.<div class=3D""><br
=
class=3D""></div><div class=3D""><br
class=3D""><div><blockquote =
type=3D"cite" class=3D""><div class=3D"">Le 22
janv. 2017 =C3=A0 13:52, =
Maor Lipchuk &lt;<a href=3D"mailto:mlipchuk@redhat.com" =
class=3D&quot;&quot;&gt;mlipchuk(a)redhat.com&lt;/a&gt;&amp;gt; a =C3=A9crit
:</div><br =
class=3D"Apple-interchange-newline"><div class=3D""><div
dir=3D"ltr" =
class=3D"">Hi Fabrice,<div class=3D""><br
class=3D""></div><div =
class=3D"">Can you please attach the VDSM and engine logs</div><div
=
class=3D""><br class=3D""></div><div
class=3D"">Thanks,</div><div =
class=3D"">Maor</div></div><div
class=3D"gmail_extra"><br class=3D""><div =
class=3D"gmail_quote">On Wed, Jan 18, 2017 at 5:05 PM, Fabrice Bacchella =
<span dir=3D"ltr" class=3D"">&lt;<a =
href=3D"mailto:fabrice.bacchella@icloud.com" target=3D"_blank" =
class=3D&quot;&quot;&gt;fabrice.bacchella(a)icloud.com&lt;/a&gt;&amp;gt;&lt;/span&gt;
wrote:<br =
class=3D""><blockquote class=3D"gmail_quote"
style=3D"margin:0 0 0 =
.8ex;border-left:1px #ccc solid;padding-left:1ex">I upgraded an host to =
the latest version of vdsm: vdsm-4.18.21-1.el7.centos.x86_<wbr =
class=3D"">64, on a CentOS Linux release 7.3.1611 (Core)<br
class=3D"">
<br class=3D"">
I then created a disk that I wanted to attach to a running vm, but il =
fails, with the message in /var/log/libvirt/qemu/&lt;VMNAME&gt;<wbr =
class=3D"">.log:<br class=3D"">
<br class=3D"">
Could not open '/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/4d33f997-<wbr =
class=3D"">94b0-42c1-8052-5364993b85e9/<wbr =
class=3D"">8e613dd3-eebc-476a-a830-<wbr
class=3D"">e2a8236ea8a8': =
Permission denied<br class=3D"">
<br class=3D"">
I tried to have a look at the disks images, and got a strange result:<br =
class=3D"">
<br class=3D"">
-rw-rw---- 1 vdsm qemu 1.0M May 18&nbsp; 2016 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/ed18c515-<wbr =
class=3D"">09c9-4a71-af0a-7f0934193a65/<wbr =
class=3D"">b5e53c81-2279-4f2b-b282-<wbr
class=3D"">69db430d36d4.lease<br =
class=3D"">
-rw-rw---- 1 vdsm qemu 1.0M May 18&nbsp; 2016 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/3a00232b-<wbr =
class=3D"">c1f9-4b9b-910e-caf8b0321609/<wbr =
class=3D"">4f6d5c63-6a36-4356-832e-<wbr
class=3D"">f52427d9512e.lease<br =
class=3D"">
-rw-rw---- 1 vdsm qemu 1.0M May 23&nbsp; 2016 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/b0f4c517-<wbr =
class=3D"">e492-409f-934f-1561281a242b/<wbr =
class=3D"">a3d60d8a-f89b-41dd-b519-<wbr
class=3D"">fb652301b1f5.lease<br =
class=3D"">
-rw-rw---- 1 vdsm qemu 1.0M May 23&nbsp; 2016 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/465df4e9-<wbr =
class=3D"">3c62-4501-889f-cbab65ed0e0d/<wbr =
class=3D"">7a9b9033-f5f8-4eaa-ac94-<wbr
class=3D"">6cc0c4ff6120.lease<br =
class=3D"">
-rw-rw---- 1 vdsm kvm&nbsp; 1.0M Jan&nbsp; 6 18:00 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/baf01c4e-<wbr =
class=3D"">ede9-4e4e-a265-172695d81a83/<wbr =
class=3D"">4cdd72a7-b347-4479-accd-<wbr
class=3D"">ab08d61552f9.lease<br =
class=3D"">
-rw-rw---- 1 vdsm kvm&nbsp; 1.0M Jan 18 15:38 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/4d33f997-<wbr =
class=3D"">94b0-42c1-8052-5364993b85e9/<wbr =
class=3D"">8e613dd3-eebc-476a-a830-<wbr
class=3D"">e2a8236ea8a8.lease<br =
class=3D"">
<br class=3D"">
-rw-r--r-- 1 vdsm qemu 314 May 23&nbsp; 2016 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/b0f4c517-<wbr =
class=3D"">e492-409f-934f-1561281a242b/<wbr =
class=3D"">a3d60d8a-f89b-41dd-b519-<wbr
class=3D"">fb652301b1f5.meta<br =
class=3D"">
-rw-r--r-- 1 vdsm kvm&nbsp; 314 Jan&nbsp; 6 18:00 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/465df4e9-<wbr =
class=3D"">3c62-4501-889f-cbab65ed0e0d/<wbr =
class=3D"">7a9b9033-f5f8-4eaa-ac94-<wbr
class=3D"">6cc0c4ff6120.meta<br =
class=3D"">
-rw-r--r-- 1 vdsm kvm&nbsp; 307 Jan&nbsp; 6 18:00 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/baf01c4e-<wbr =
class=3D"">ede9-4e4e-a265-172695d81a83/<wbr =
class=3D"">4cdd72a7-b347-4479-accd-<wbr
class=3D"">ab08d61552f9.meta<br =
class=3D"">
-rw-r--r-- 1 vdsm kvm&nbsp; 437 Jan 18 11:32 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/ed18c515-<wbr =
class=3D"">09c9-4a71-af0a-7f0934193a65/<wbr =
class=3D"">b5e53c81-2279-4f2b-b282-<wbr
class=3D"">69db430d36d4.meta<br =
class=3D"">
-rw-r--r-- 1 vdsm kvm&nbsp; 437 Jan 18 11:32 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/3a00232b-<wbr =
class=3D"">c1f9-4b9b-910e-caf8b0321609/<wbr =
class=3D"">4f6d5c63-6a36-4356-832e-<wbr
class=3D"">f52427d9512e.meta<br =
class=3D"">
-rw-r--r-- 1 vdsm kvm&nbsp; 310 Jan 18 15:38 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/4d33f997-<wbr =
class=3D"">94b0-42c1-8052-5364993b85e9/<wbr =
class=3D"">8e613dd3-eebc-476a-a830-<wbr
class=3D"">e2a8236ea8a8.meta<br =
class=3D"">
<br class=3D"">
-rw-rw---- 1 vdsm qemu&nbsp; 16G Jan&nbsp; 9 17:25 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/baf01c4e-<wbr =
class=3D"">ede9-4e4e-a265-172695d81a83/<wbr =
class=3D"">4cdd72a7-b347-4479-accd-<wbr
class=3D"">ab08d61552f9<br =
class=3D"">
-rw-rw---- 1 vdsm qemu&nbsp; 30K Jan 18 11:32 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/ed18c515-<wbr =
class=3D"">09c9-4a71-af0a-7f0934193a65/<wbr =
class=3D"">b5e53c81-2279-4f2b-b282-<wbr
class=3D"">69db430d36d4<br =
class=3D"">
-rw-rw---- 1 vdsm qemu&nbsp; 30K Jan 18 11:32 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/3a00232b-<wbr =
class=3D"">c1f9-4b9b-910e-caf8b0321609/<wbr =
class=3D"">4f6d5c63-6a36-4356-832e-<wbr
class=3D"">f52427d9512e<br =
class=3D"">
-rw-rw---- 1 vdsm kvm&nbsp; 300G Jan 18 15:38 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/4d33f997-<wbr =
class=3D"">94b0-42c1-8052-5364993b85e9/<wbr =
class=3D"">8e613dd3-eebc-476a-a830-<wbr
class=3D"">e2a8236ea8a8<br =
class=3D"">
-rw-rw---- 1 vdsm qemu&nbsp; 32G Jan 18 15:58 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/b0f4c517-<wbr =
class=3D"">e492-409f-934f-1561281a242b/<wbr =
class=3D"">a3d60d8a-f89b-41dd-b519-<wbr
class=3D"">fb652301b1f5<br =
class=3D"">
-rw-rw---- 1 vdsm qemu&nbsp; 32G Jan 18 15:58 =
/rhev/data-center/17434f4e-<wbr =
class=3D"">8d1a-4a88-ae39-d2ddd46b3b9b/<wbr =
class=3D"">7c5291d3-11e2-420f-99ad-<wbr =
class=3D"">47a376013671/images/465df4e9-<wbr =
class=3D"">3c62-4501-889f-cbab65ed0e0d/<wbr =
class=3D"">7a9b9033-f5f8-4eaa-ac94-<wbr
class=3D"">6cc0c4ff6120<br =
class=3D"">
<br class=3D"">
<br class=3D"">
What a strange mix of group owner. Any explanation for that ? Is that a =
known bug ?<br class=3D"">
<br class=3D"">
The new disk is the 300G one, owned by kvm.<br class=3D"">
<br class=3D"">
<br class=3D"">
______________________________<wbr class=3D"">_________________<br =
class=3D"">
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class=3D"">
<a href=3D"http://lists.ovirt.org/mailman/listinfo/users" =
rel=3D"noreferrer" target=3D"_blank" =
class=3D"">http://lists.ovirt.org/<wbr =
class=3D"">mailman/listinfo/users</a><br class=3D"">
</blockquote></div><br class=3D""></div>
</div></blockquote></div><br
class=3D""></div></body></html>=

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Re: [ovirt-users] Failed to attach a disk