Also keep in mind that the default FairTree Algorithm changes in 19.05 to FAIR_TREE. You’d have to set the PriorityFlag to NO_FAIR_TREE in order to revert to the classic algorithm, otherwise your FairShare calculations will be quite different even though the raw usage data remains the same.
Kind regards, Lech > Am 29.01.2021 um 08:44 schrieb Ole Holm Nielsen <ole.h.niel...@fysik.dtu.dk>: > > On 1/29/21 8:03 AM, Gestió Servidors wrote: >> I’m going to upgrade my SLURM version from 17.11.5 to 19.05.1. I know this >> is not the last version, but I manage another cluster that is running, also, >> this version. My question is: during the process, I need to upgrade >> “slurmdbd”. All the fairshare tree (with rawusage, effectvusage, fairshare, >> etc), will be kept in the new version after upgrading? > > Beware: You can as a maximum upgrade only by 2 Slurm major versions! > This is well known, see a summary in > https://wiki.fysik.dtu.dk/niflheim/Slurm_installation#upgrading-slurm > > All data in your database will be migrated correctly to the new Slurm > version. This assumes that your upgrade process worked without errors! Older > MySQL versions may have problems! > > Therefore it is critical to first test the database upgrade on a test system! > Please see the above page for advice on the upgrade testing. > > /Ole >
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