Thank you Bobby and Daan for the update. However I have not encountered such 
issue while doing dev test with Vmware 5.5 & 6.5.





Regards,

Pavan Aravapalli.


________________________________
From: Daan Hoogland <daan.hoogl...@gmail.com>
Sent: 19 May 2020 20:56
To: users <users@cloudstack.apache.org>
Cc: d...@cloudstack.apache.org <d...@cloudstack.apache.org>
Subject: Re: [VOTE] Apache CloudStack 4.14.0.0 RC3

Thanks Bobby,
All, I've been closely working with Bobby and seen the same things. Does
anybody see any issues releasing 4.14 based on this code? I can confirm
that it is not Pavernalli's UEFI PR and we should not create a new PR to
revert it.
thanks for all of your patience,

(this is me giving a binding +1)


On Tue, May 19, 2020 at 5:04 PM Boris Stoyanov <boris.stoya...@shapeblue.com>
wrote:

> Hi guys,
>
> I've done more testing around this and I can now confirm it has nothing to
> do with cloudstack code.
>
> I've tested it with rc3, reverted UEFI PR and 4.13.1 (which does not
> happen to have the feature at all). Also I've used a matrix of VMware
> version of 6.0u2, 6.5u2 and 6.7u3.
>
> The bug is reproducible with all the cloudstack versions, and only vmware
> 6.7u3, I was not able to reproduce this with 6.5/6.0. All of my results
> during testing show it must be related to that specific version of VMware.
>
> Therefore I'm reversing my '-1' and giving a +1 vote on the RC. I think it
> needs to be included in release notes to refrain from that version for now
> until further investigation is done.
>
> Thanks,
> Bobby.
>
> On 19.05.20, 10:08, "Boris Stoyanov" <boris.stoya...@shapeblue.com>
> wrote:
>
>     Indeed it is severe, but please note it's a corner case which was
> unearthed almost by accident. It falls down to using a new feature of
> selecting a boot protocol and the template must be corrupted. So with
> already existing templates I would not expect to encounter it.
>
>     As for recovery, we've managed to recover vCenter and Cloudstack after
> reboots of the vCenter machine and the Cloudstack management service.
> There's no exact points to recover for now, but restart seems to work.
>     By graceful failure I mean, cloudstack erroring out the deployment and
> VM finished in ERROR state, meanwhile connection and operability with
> vCenter cluster remains the same.
>
>     We're currently exploring options to fix this, one could be to disable
> the feature for VMWare and work to introduce more sustainable fix in next
> release. Other is to look for more guarding code when installing a
> template, since VMware doesn’t actually allow you install that particular
> template but cloudstack does. We'll keep you posted.
>
>     Thanks,
>     Bobby.
>
>     On 18.05.20, 23:01, "Marcus" <shadow...@gmail.com> wrote:
>
>         The issue sounds severe enough that a release note probably won't
> suffice -
>         unless there's a documented way to recover we'd never want to
> leave a
>         system susceptible to being unrecoverable, even if it's rarely
> triggered.
>
>         What's involved in "failing gracefully"? Is this a small fix, or an
>         overhaul?  Perhaps the new feature could be disabled for VMware, or
>         disabled altogether until a fix is made in a patch release.
>
>         Does it only affect new templates, or is there a risk that an
> existing
>         template out in vSphere could suddenly cause problems?
>
>         On Mon, May 18, 2020 at 12:49 AM Boris Stoyanov <
>         boris.stoya...@shapeblue.com> wrote:
>
>         > Hi guys,
>         >
>         > A little further info on this, it appears when we use a
> corrupted template
>         > and UEFI/Legacy mode when deploy a VM, it breaks the connection
> between
>         > cloudstack and vCenter.
>         >
>         > All hosts become unreachable and basically the cluster is not
> functional,
>         > have not investigated a way to recover this but seems like a
> huge mess..
>         > Please note that user is not able to register such template in
> vCenter
>         > directly, but cloudstack allows using it.
>         >
>         > Open to discuss if we'll fix this, since it's expected users to
> use
>         > working templates, I think we should be failing gracefully and
> such action
>         > should not be able to create downtime on such a large scale.
>         >
>         > I believe the boot type feature is new one and it's not
> available in older
>         > releases, so this issue should be limited to 4.14/current master.
>         >
>         > Thanks,
>         > Bobby.
>         >
>         > On 15.05.20, 17:07, "Boris Stoyanov" <
> boris.stoya...@shapeblue.com>
>         > wrote:
>         >
>         >     I'll have to -1 RC3, we've discovered details about an issue
> which is
>         > causing severe consequences with a particular hypervisor in the
> afternoon.
>         > We'll need more time to investigate before disclosing.
>         >
>         >     Bobby.
>         >
>         >     On 15.05.20, 9:12, "Boris Stoyanov" <
> boris.stoya...@shapeblue.com>
>         > wrote:
>         >
>         >         +1 (binding)
>         >
>         >         I've executed upgrade tests with the following
> configurations:
>         >
>         >         4.13.1 with KVM on CentOS7 hosts
>         >         4.13 with VMware6.5 hosts
>         >         4.11.3 with KVM on CentOS7 hosts
>         >         4.11.2 with XenServer7 hosts
>         >         4.11.1 with VMware 6.7
>         >         4.9.3 with XenServer 7 hosts
>         >         4.9.2 with KVM on CentOS 7 hosts
>         >
>         >         Also I've run basic lifecycle operations on the following
>         > components:
>         >         VMs
>         >         Volumes
>         >         Infra (zones, pod, clusters, hosts)
>         >         Networks
>         >         and more
>         >
>         >         I did not come across any problems during this testing.
>         >
>         >         Thanks,
>         >         Bobby.
>         >
>         >
>         >         On 11.05.20, 18:21, "Andrija Panic" <
> andrija.pa...@gmail.com>
>         > wrote:
>         >
>         >             Hi All,
>         >
>         >             I've created a 4.14.0.0 release (RC3), with the
> following
>         > artefacts up for
>         >             testing and a vote:
>         >
>         >             Git Branch and Commit SH:
>         >
>         >
> https://gitbox.apache.org/repos/asf?p=cloudstack.git;a=shortlog;h=refs/heads/4.14.0.0-RC20200511T1503
>         >             Commit: 6f96b3b2b391a9b7d085f76bcafa3989d9832b4e
>         >
>         >             Source release (checksums and signatures are
> available at the
>         > same
>         >             location):
>         >
> https://dist.apache.org/repos/dist/dev/cloudstack/4.14.0.0/
>         >
>         >             PGP release keys (signed using 3DC01AE8):
>         >
> https://dist.apache.org/repos/dist/release/cloudstack/KEYS
>         >
>         >             The vote will be open until 14th May 2020, 17.00 CET
> (72h).
>         >
>         >             For sanity in tallying the vote, can PMC members
> please be
>         > sure to indicate
>         >             "(binding)" with their vote?
>         >
>         >             [ ] +1 approve
>         >             [ ] +0 no opinion
>         >             [ ] -1 disapprove (and reason why)
>         >
>         >             Additional information:
>         >
>         >             For users' convenience, I've built packages from
>         >             6f96b3b2b391a9b7d085f76bcafa3989d9832b4e and
> published RC3
>         > repository here:
>         >             http://packages.shapeblue.com/testing/41400rc3/
> (CentOS 7 and
>         >             Debian/generic, both with noredist support)
>         >             and here
>         >
>         >
> https://download.cloudstack.org/testing/4.14.0.0-RC20200506T2028/ubuntu/bionic/
>         >              (Ubuntu 18.04 specific, no noredist support -
> thanks to
>         > Gabriel):
>         >
>         >             The release notes are still work-in-progress, but
> for the
>         > upgrade
>         >             instructions (including the new systemVM templates)
> you may
>         > refer to the
>         >             following URL:
>         >
>         >
> https://acs-www.shapeblue.com/docs/WIP-PROOFING/pr112/upgrading/index.html
>         >
>         >             4.14.0.0 systemVM templates are available from here:
>         >             http://download.cloudstack.org/systemvm/4.14/
>         >
>         >             NOTES on issues fixed in this RC3 release:
>         >
>         >             (this one does *NOT* require a full retest if you
> were testing
>         > RC1/RC2
>         >             already - just if you were affected this issue):
>         >             - https://github.com/apache/cloudstack/pull/4064 -
> affects
>         > hostnames when
>         >             attaching a VM to additional networks
>         >
>         >             Regards,
>         >
>         >
>         >             Andrija Panić
>         >
>         >
>         >
>         >
>         >
>         >     boris.stoya...@shapeblue.com
>         >     www.shapeblue.com<http://www.shapeblue.com>
>         >     3 London Bridge Street,  3rd floor, News Building, London
> SE1 9SGUK
>         >     @shapeblue
>         >
>         >
>         >
>         >
>         >
>         >
>         > boris.stoya...@shapeblue.com
>         > www.shapeblue.com<http://www.shapeblue.com>
>         > 3 London Bridge Street,  3rd floor, News Building, London  SE1
> 9SGUK
>         > @shapeblue
>         >
>         >
>         >
>         >
>
>
>
>     boris.stoya...@shapeblue.com
>     www.shapeblue.com<http://www.shapeblue.com>
>     3 London Bridge Street,  3rd floor, News Building, London  SE1 9SGUK
>     @shapeblue
>
>
>
>
>
>
> boris.stoya...@shapeblue.com
> www.shapeblue.com<http://www.shapeblue.com>
> 3 London Bridge Street,  3rd floor, News Building, London  SE1 9SGUK
> @shapeblue
>
>
>
>

--
Daan

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