[slurm-users] Substituions for "see META file" in slurm.spec file of 15.08.11-1 release
samuel_fulcomer at brown.edu
Tue Jul 9 22:57:34 UTC 2019
...and for the SchedMD folks, it would be a lot simpler to
drop/disambiguate the "year it was released" first element in the version
number, and just use it as an incrementing major version number.
On Tue, Jul 9, 2019 at 6:42 PM Fulcomer, Samuel <samuel_fulcomer at brown.edu>
> Hi Pariksheet,
> To confirm, "14", "15", "16", and "17" do not denote major versions. For
> example, "17.02" and "17.11" are different major versions. Only "MM.NN"
> denotes a major version. This is somewhat unintuitive, and I've suggested
> some documentation clarification, but it's still somewhat easily missed.
> On Tue, Jul 9, 2019 at 6:23 PM Pariksheet Nanda <
> pariksheet.nanda at gmail.com> wrote:
>> Hi Samuel,
>> On Mon, Jul 8, 2019 at 8:19 PM Fulcomer, Samuel <
>> samuel_fulcomer at brown.edu> wrote:
>> > The underlying issue is database schema compatibility/regression. Each
>> upgrade is only intended to provided capability to successfully upgrade the
>> schema from two versions back.
>> > ...and you should follow the upgrade instructions on schedmd.com. Note
>> that you need to start the slurmdbd before the slurmctld, and be patient
>> while slurmdbd updates the schema.
>> Thanks for taking the time to share this warning and your experiences!
>> I'm familiar with the the limitation of hopping no further than 2 releases
>> at a time due to the DB schema changes and should have mentioned my
>> awareness of that in my original e-mail to not give good Samaritans like
>> you panic attacks. So sorry for that omission on my part!
>> Past upgrades have been eventful. I orchestrated our upgrade from SLURM
>> 14 to 15 in May of 2016, and a previous administrator did the upgrade from
>> some prior version to 14. In my case, for some reason running `make
>> install` omitted installing 2 compiled libraries from the .lib/plugins/
>> directory to the filesystem. There were also other idiosyncrasies that
>> would have added a lot more time and stress to the outage had I not tried
>> simulating the upgrade first. It's possible that others on this list have
>> seamless upgrade experiences, but that's the baggage I now carry around.
>> > regards,
>> > s
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