Hi Carl. When we commissioned our system we ran an NFS stress tool, and filled the system to the top. No performance degradation was seen until it was 99.7% full. I believe that after this point it takes longer to find free blocks to write to. YMMV. On 6 November 2017 at 03:35, Carl <mutantllama at gmail.com> wrote: > Hi Folk, > > Does anyone have much experience with the performance of GPFS as it > becomes close to full. In particular I am referring to split data/meta > data, where the data pool goes over 80% utilisation. > > How much degradation do you see above 80% usage, 90% usage? > > Cheers, > > Carl. > > > > _______________________________________________ > gpfsug-discuss mailing list > gpfsug-discuss at spectrumscale.org > http://gpfsug.org/mailman/listinfo/gpfsug-discuss > > -- [image: Framestore] Peter Smith · Senior Systems Engineer London · New York · Los Angeles · Chicago · Montréal T +44 (0)20 7344 8000 · M +44 (0)7816 123009 <+44%20%280%297816%20123009> 19-23 Wells Street, London W1T 3PQ <https://www.google.co.uk/maps/place/19-23+Wells+Street,+London+W1T+3PQ> Twitter <https://twitter.com/framestore> · Facebook <https://www.facebook.com/framestore> · framestore.com <http://www.framestore.com> [image: https://www.framestore.com/] <https://www.framestore.com/> -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://gpfsug.org/pipermail/gpfsug-discuss_gpfsug.org/attachments/20171106/0c5c4c58/attachment.html>