From sabose at redhat.com Mon Aug 17 02:32:25 2015 Content-Type: multipart/mixed; boundary="===============7910976878987519020==" MIME-Version: 1.0 From: Sahina Bose To: users at ovirt.org Subject: Re: [ovirt-users] Gluster Replica 3 using arbiter node? Date: Mon, 17 Aug 2015 12:02:19 +0530 Message-ID: <55D17FF3.1050503@redhat.com> In-Reply-To: CAMYvaKX20NTruxOa5xpdEh5uP=jfG=3t-ZVTYhsP_7zQ13XisA@mail.gmail.com --===============7910976878987519020== Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable This is a multi-part message in MIME format. --------------080708000908050408030306 Content-Type: text/plain; charset=3Dwindows-1252; format=3Dflowed Content-Transfer-Encoding: 7bit On 07/30/2015 08:11 PM, Adrian Lewis wrote: > Hi, > > Just wondering if it will be possible to create gluster replica 3 = > volumes in oVirt 3.6 that use the arbiter function instead of actually = > storing three copies of the data? If so, could this be used for the = > hosted engine on gluster feature which from what I can tell requires = > replica 3? We currently do not have support for creating a volume with an arbiter = node from oVirt, changes are required in the Add Volume flow to enable = it. I've opened a BZ to track but will not be available in oVirt 3.6 = (https://bugzilla.redhat.com/show_bug.cgi?id=3D1254073) If you want to use such a volume to be used as storage domain, you will = need to create the volume outside of oVirt using gluster cli commands - = this has not yet been integrated and tested with the hosted engine flow. = Your feedback is welcome. > > Many thanks, > > Adrian > > > _______________________________________________ > Users mailing list > Users(a)ovirt.org > http://lists.ovirt.org/mailman/listinfo/users --------------080708000908050408030306 Content-Type: text/html; charset=3Dwindows-1252 Content-Transfer-Encoding: 7bit

On 07/30/2015 08:11 PM, Adrian Lewis wrote:
Hi,

Just wondering if it will be possible to create gluster replica 3 volumes in oVirt 3.6 that use the arbiter function instead of actually storing three copies of the data? If so, could this be used for the hosted engine on gluster feature which from what I can tell requires replica 3?

We currently do not have support for creating a volume with an arbiter node from oVirt, changes are required in the Add Volume flow to enable it. I've opened a BZ to track but will not be available in oVirt 3.6 (https://bugzilla.redhat.com/show_bug.= cgi?id=3D1254073)

If you want to use such a volume to be used as storage domain, you will need to create the volume outside of oVirt using gluster cli commands - this has not yet been integrated and tested with the hosted engine flow. Your feedback is welcome.



Many thanks,

Adrian


_______________________________________________
Users mailing list
Use=
rs(a)ovirt.org
http://lists.ovirt.org/mailman/listinfo/users

--------------080708000908050408030306-- --===============7910976878987519020== Content-Type: multipart/alternative MIME-Version: 1.0 Content-Transfer-Encoding: base64 Content-Disposition: attachment; filename="attachment.bin" VGhpcyBpcyBhIG11bHRpLXBhcnQgbWVzc2FnZSBpbiBNSU1FIGZvcm1hdC4KLS0tLS0tLS0tLS0t LS0wODA3MDgwMDA5MDgwNTA0MDgwMzAzMDYKQ29udGVudC1UeXBlOiB0ZXh0L3BsYWluOyBjaGFy c2V0PXdpbmRvd3MtMTI1MjsgZm9ybWF0PWZsb3dlZApDb250ZW50LVRyYW5zZmVyLUVuY29kaW5n OiA3Yml0CgoKCk9uIDA3LzMwLzIwMTUgMDg6MTEgUE0sIEFkcmlhbiBMZXdpcyB3cm90ZToKPiBI aSwKPgo+IEp1c3Qgd29uZGVyaW5nIGlmIGl0IHdpbGwgYmUgcG9zc2libGUgdG8gY3JlYXRlIGds dXN0ZXIgcmVwbGljYSAzIAo+IHZvbHVtZXMgaW4gb1ZpcnQgMy42IHRoYXQgdXNlIHRoZSBhcmJp dGVyIGZ1bmN0aW9uIGluc3RlYWQgb2YgYWN0dWFsbHkgCj4gc3RvcmluZyB0aHJlZSBjb3BpZXMg b2YgdGhlIGRhdGE/IElmIHNvLCBjb3VsZCB0aGlzIGJlIHVzZWQgZm9yIHRoZSAKPiBob3N0ZWQg ZW5naW5lIG9uIGdsdXN0ZXIgZmVhdHVyZSB3aGljaCBmcm9tIHdoYXQgSSBjYW4gdGVsbCByZXF1 aXJlcyAKPiByZXBsaWNhIDM/CgpXZSBjdXJyZW50bHkgZG8gbm90IGhhdmUgc3VwcG9ydCBmb3Ig Y3JlYXRpbmcgYSB2b2x1bWUgd2l0aCBhbiBhcmJpdGVyIApub2RlIGZyb20gb1ZpcnQsIGNoYW5n ZXMgYXJlIHJlcXVpcmVkIGluIHRoZSBBZGQgVm9sdW1lIGZsb3cgdG8gZW5hYmxlIAppdC4gSSd2 ZSBvcGVuZWQgYSBCWiB0byB0cmFjayBidXQgd2lsbCBub3QgYmUgYXZhaWxhYmxlIGluIG9WaXJ0 IDMuNiAKKGh0dHBzOi8vYnVnemlsbGEucmVkaGF0LmNvbS9zaG93X2J1Zy5jZ2k/aWQ9MTI1NDA3 MykKCklmIHlvdSB3YW50IHRvIHVzZSBzdWNoIGEgdm9sdW1lIHRvIGJlIHVzZWQgYXMgc3RvcmFn ZSBkb21haW4sIHlvdSB3aWxsIApuZWVkIHRvIGNyZWF0ZSB0aGUgdm9sdW1lIG91dHNpZGUgb2Yg b1ZpcnQgdXNpbmcgZ2x1c3RlciBjbGkgY29tbWFuZHMgLSAKdGhpcyBoYXMgbm90IHlldCBiZWVu IGludGVncmF0ZWQgYW5kIHRlc3RlZCB3aXRoIHRoZSBob3N0ZWQgZW5naW5lIGZsb3cuIApZb3Vy IGZlZWRiYWNrIGlzIHdlbGNvbWUuCgoKPgo+IE1hbnkgdGhhbmtzLAo+Cj4gQWRyaWFuCj4KPgo+ IF9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fCj4gVXNlcnMg bWFpbGluZyBsaXN0Cj4gVXNlcnNAb3ZpcnQub3JnCj4gaHR0cDovL2xpc3RzLm92aXJ0Lm9yZy9t YWlsbWFuL2xpc3RpbmZvL3VzZXJzCgoKLS0tLS0tLS0tLS0tLS0wODA3MDgwMDA5MDgwNTA0MDgw MzAzMDYKQ29udGVudC1UeXBlOiB0ZXh0L2h0bWw7IGNoYXJzZXQ9d2luZG93cy0xMjUyCkNvbnRl bnQtVHJhbnNmZXItRW5jb2Rpbmc6IDdiaXQKCjxodG1sPgogIDxoZWFkPgogICAgPG1ldGEgY29u dGVudD0idGV4dC9odG1sOyBjaGFyc2V0PXdpbmRvd3MtMTI1MiIKICAgICAgaHR0cC1lcXVpdj0i Q29udGVudC1UeXBlIj4KICA8L2hlYWQ+CiAgPGJvZHkgdGV4dD0iIzAwMDAwMCIgYmdjb2xvcj0i I0ZGRkZGRiI+CiAgICA8YnI+CiAgICA8YnI+CiAgICA8ZGl2IGNsYXNzPSJtb3otY2l0ZS1wcmVm aXgiPk9uIDA3LzMwLzIwMTUgMDg6MTEgUE0sIEFkcmlhbiBMZXdpcwogICAgICB3cm90ZTo8YnI+ CiAgICA8L2Rpdj4KICAgIDxibG9ja3F1b3RlCmNpdGU9Im1pZDpDQU1ZdmFLWDIwTlRydXhPYTV4 cGRFaDV1UD1qZkc9M3QtWlZUWWhzUF83elExM1hpc0FAbWFpbC5nbWFpbC5jb20iCiAgICAgIHR5 cGU9ImNpdGUiPgogICAgICA8ZGl2IGRpcj0ibHRyIj5IaSwKICAgICAgICA8ZGl2Pjxicj4KICAg ICAgICA8L2Rpdj4KICAgICAgICA8ZGl2Pkp1c3Qgd29uZGVyaW5nIGlmIGl0IHdpbGwgYmUgcG9z c2libGUgdG8gY3JlYXRlIGdsdXN0ZXIKICAgICAgICAgIHJlcGxpY2EgMyB2b2x1bWVzIGluIG9W aXJ0IDMuNiB0aGF0IHVzZSB0aGUgYXJiaXRlciBmdW5jdGlvbgogICAgICAgICAgaW5zdGVhZCBv ZiBhY3R1YWxseSBzdG9yaW5nIHRocmVlIGNvcGllcyBvZiB0aGUgZGF0YT8gSWYgc28sCiAgICAg ICAgICBjb3VsZCB0aGlzIGJlIHVzZWQgZm9yIHRoZSBob3N0ZWQgZW5naW5lIG9uIGdsdXN0ZXIg ZmVhdHVyZQogICAgICAgICAgd2hpY2ggZnJvbSB3aGF0IEkgY2FuIHRlbGwgcmVxdWlyZXMgcmVw bGljYSAzPzwvZGl2PgogICAgICA8L2Rpdj4KICAgIDwvYmxvY2txdW90ZT4KICAgIDxicj4KICAg IFdlIGN1cnJlbnRseSBkbyBub3QgaGF2ZSBzdXBwb3J0IGZvciBjcmVhdGluZyBhIHZvbHVtZSB3 aXRoIGFuCiAgICBhcmJpdGVyIG5vZGUgZnJvbSBvVmlydCwgY2hhbmdlcyBhcmUgcmVxdWlyZWQg aW4gdGhlIEFkZCBWb2x1bWUgZmxvdwogICAgdG8gZW5hYmxlIGl0LiBJJ3ZlIG9wZW5lZCBhIEJa IHRvIHRyYWNrIGJ1dCB3aWxsIG5vdCBiZSBhdmFpbGFibGUgaW4KICAgIG9WaXJ0IDMuNiAoPGEg Y2xhc3M9Im1vei10eHQtbGluay1mcmVldGV4dCIgaHJlZj0iaHR0cHM6Ly9idWd6aWxsYS5yZWRo YXQuY29tL3Nob3dfYnVnLmNnaT9pZD0xMjU0MDczIj5odHRwczovL2J1Z3ppbGxhLnJlZGhhdC5j b20vc2hvd19idWcuY2dpP2lkPTEyNTQwNzM8L2E+KTxicj4KICAgIDxicj4KICAgIElmIHlvdSB3 YW50IHRvIHVzZSBzdWNoIGEgdm9sdW1lIHRvIGJlIHVzZWQgYXMgc3RvcmFnZSBkb21haW4sIHlv dQogICAgd2lsbCBuZWVkIHRvIGNyZWF0ZSB0aGUgdm9sdW1lIG91dHNpZGUgb2Ygb1ZpcnQgdXNp bmcgZ2x1c3RlciBjbGkKICAgIGNvbW1hbmRzIC0gdGhpcyBoYXMgbm90IHlldCBiZWVuIGludGVn cmF0ZWQgYW5kIHRlc3RlZCB3aXRoIHRoZQogICAgaG9zdGVkIGVuZ2luZSBmbG93LiBZb3VyIGZl ZWRiYWNrIGlzIHdlbGNvbWUuPGJyPgogICAgPGJyPgogICAgPGJyPgogICAgPGJsb2NrcXVvdGUK Y2l0ZT0ibWlkOkNBTVl2YUtYMjBOVHJ1eE9hNXhwZEVoNXVQPWpmRz0zdC1aVlRZaHNQXzd6UTEz WGlzQUBtYWlsLmdtYWlsLmNvbSIKICAgICAgdHlwZT0iY2l0ZSI+CiAgICAgIDxkaXYgZGlyPSJs dHIiPgogICAgICAgIDxkaXY+PGJyPgogICAgICAgIDwvZGl2PgogICAgICAgIDxkaXY+TWFueSB0 aGFua3MsPC9kaXY+CiAgICAgICAgPGRpdj48YnI+CiAgICAgICAgPC9kaXY+CiAgICAgICAgPGRp dj5BZHJpYW48YnI+CiAgICAgICAgPC9kaXY+CiAgICAgIDwvZGl2PgogICAgICA8YnI+CiAgICAg IDxmaWVsZHNldCBjbGFzcz0ibWltZUF0dGFjaG1lbnRIZWFkZXIiPjwvZmllbGRzZXQ+CiAgICAg IDxicj4KICAgICAgPHByZSB3cmFwPSIiPl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fX19fX19fX19fX19fClVzZXJzIG1haWxpbmcgbGlzdAo8YSBjbGFzcz0ibW96LXR4dC1saW5r LWFiYnJldmlhdGVkIiBocmVmPSJtYWlsdG86VXNlcnNAb3ZpcnQub3JnIj5Vc2Vyc0BvdmlydC5v cmc8L2E+CjxhIGNsYXNzPSJtb3otdHh0LWxpbmstZnJlZXRleHQiIGhyZWY9Imh0dHA6Ly9saXN0 cy5vdmlydC5vcmcvbWFpbG1hbi9saXN0aW5mby91c2VycyI+aHR0cDovL2xpc3RzLm92aXJ0Lm9y Zy9tYWlsbWFuL2xpc3RpbmZvL3VzZXJzPC9hPgo8L3ByZT4KICAgIDwvYmxvY2txdW90ZT4KICAg IDxicj4KICA8L2JvZHk+CjwvaHRtbD4KCi0tLS0tLS0tLS0tLS0tMDgwNzA4MDAwOTA4MDUwNDA4 MDMwMzA2LS0K --===============7910976878987519020==--