Hello, another guy with what appears to be the same problem... https://bugzilla.redhat.com/show_bug.cgi?id=1588741
PS: Uwe I’m ccing you. Sent from my iPhone > On 29 Jan 2019, at 13:57, John Florian <[email protected]> wrote: > > Okay, both the BZ and ML posts are interesting and helpful. I'm kind of > surprised there seems to be so much trouble and confusion for what I would > have thought to be a very common setup. Are most people using something else? > > I think this gives me what I need for my next stab at doing this but I"m > still puzzled on how to tear down what I have in oVirt so that I can redo it. > Specifically, I didn't see how to delete the existing iSCSI connections. > I've read that this can only be done through the REST API. I have managed to > redo the interfaces on my Hosts so that everything is now on just 2 NICs > each, leaving 2 NICs free for a foothold on a new setup. From all of my > experimentation, it would appear that my only option is to create a new > storage domain and export/import each disk volume one by one. Maybe there's > a migration option I have yet to see, but I don't see any way around creating > a new storage domain here. > >> On 1/21/19 7:12 AM, Vinícius Ferrão wrote: >> Hello people, in the past Maor Lipchuk (from RH) tried very hard to help me >> and Uwe but we was unable to converge on the solution. >> >> This was discussed a year ago and on my understanding it still and oVirt >> bug. As today, if you simple “DuckDuckGo” for “ovirt iscsi multipath not >> working” the third link points to this bugzilla: >> https://bugzilla.redhat.com/show_bug.cgi?id=1474904 >> >> Which is the one I’ve mentioned and it’s extremely similar to John Florian >> case, which was my case too. >> >> @John, take a look at the bugzilla link and see if the desired topology >> match with your case. >> >> Regards, >> >> >>> On 21 Jan 2019, at 05:21, Eitan Raviv <[email protected]> wrote: >>> >>> Shani, >>> Can you help here with iSCSI bonding? >>> Thanks >>> >>>> On Mon, Jan 21, 2019 at 7:51 AM Uwe Laverenz <[email protected]> wrote: >>>> >>>> Hi John, >>>> >>>> Am 20.01.19 um 18:32 schrieb John Florian: >>>> >>>>> As for how to get there, whatever exactly that might look like, I'm also >>>>> having troubles figuring that out. I figured I would transform the >>>>> setup described below into one where each host has: >>>>> >>>>> * 2 NICs bonded with LACP for my ovirtmgmt and "main" net >>>>> * 1 NIC for my 1st storage net >>>>> * 1 NIC for my 2nd storage net >>>> >>>> This is exactly the setup I use. I have run this successfully with >>>> CentOS/LIO and FreeNAS iSCSI targets with good performance. >>>> >>>> In short: >>>> >>>> - 2 separate, isolated networks for iSCSI with dedicated adapters >>>> on hosts and iSCSI target >>>> - jumbo frames enabled >>>> - no VLANs config needed on hosts, untagged VLANs on switch >>>> - do _not_ use LACP, let multipathd handle failovers >>>> >>>> Same experience as Vinicius: what did _not_ work for me is the >>>> iSCSI-Bonding in OVirt. It seems to require that all storage IPs are >>>> reachable from all other IPs, which is not the case in every setup. >>>> >>>> To get multipathing to work I use multipath directly: >>>> >>>>> https://www.mail-archive.com/[email protected]/msg42735.html >>>> >>>> I will post a bonnie++ result later. If you need more details please let >>>> me know. >>>> >>>> cu, >>>> Uwe >>>> _______________________________________________ >>>> Users mailing list -- [email protected] >>>> To unsubscribe send an email to [email protected] >>>> Privacy Statement: https://www.ovirt.org/site/privacy-policy/ >>>> oVirt Code of Conduct: >>>> https://www.ovirt.org/community/about/community-guidelines/ >>>> List Archives: >>>> https://lists.ovirt.org/archives/list/[email protected]/message/E2QKV7CZR27NT6MRSNL352KLOQ5OAGDR/ >> >> >> >> _______________________________________________ >> Users mailing list -- [email protected] >> To unsubscribe send an email to [email protected] >> Privacy Statement: https://www.ovirt.org/site/privacy-policy/ >> oVirt Code of Conduct: >> https://www.ovirt.org/community/about/community-guidelines/ >> List Archives: >> https://lists.ovirt.org/archives/list/[email protected]/message/NSE5BCLJSIFDX2VDZRBRLODEH3ZCPYWN/
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