Fusty? Lachlan - you really are fromt he Western Isles aren't you? Another word: 'oose' - the fluff which collects under the bed. Or inside servers.
On 5 September 2017 at 08:57, Carsten Aulbert <carsten.aulb...@aei.mpg.de> wrote: > Hi > > On 09/05/17 08:43, Stu Midgley wrote: > > Interesting. Ansible has come up a few times. > > > > Our largest cluster is 2000 KNL nodes and we are looking towards 10k... > > so it needs to scale well :) > > > We went with ansible at the end of 2015 until we hit a road block with > it not using a client daemon a fat ferew months. When having a few 1000 > states to perform on each client, the lag for initiating the next state > centrally from the server was quite noticeable - in the end a single run > took more than half an hour without any changes (for a single host!). > > After that we re-evaluated with salt stack being the outcome scaling > well enough for our O(2500) clients. > > Note, I ave not tracked if and how ansible progressed over the past > ~2yrs which may or may not exhibit the same problems today. > > Cheers > > Carsten > > -- > Dr. Carsten Aulbert, Max Planck Institute for Gravitational Physics, > Callinstraße 38, 30167 Hannover, Germany > Phone: +49 511 762 17185 > _______________________________________________ > Beowulf mailing list, Beowulf@beowulf.org sponsored by Penguin Computing > To change your subscription (digest mode or unsubscribe) visit > http://www.beowulf.org/mailman/listinfo/beowulf >
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