Hi Mike – Thanks, The documentation says “at least 400” but doesn’t define an acceptable ratio. If you mean “don’t do more than 400” then it should state that. Bob Oesterlin Sr Storage Engineer, Nuance Communications From: <gpfsug-discuss-bounces at spectrumscale.org<mailto:gpfsug-discuss-bounces at spectrumscale.org>> on behalf of Michael Garwood7 <GARWOODM at uk.ibm.com<mailto:GARWOODM at uk.ibm.com>> Reply-To: gpfsug main discussion list <gpfsug-discuss at spectrumscale.org<mailto:gpfsug-discuss at spectrumscale.org>> Date: Thursday, December 3, 2015 at 8:57 AM To: "gpfsug-discuss at spectrumscale.org<mailto:gpfsug-discuss at spectrumscale.org>" <gpfsug-discuss at spectrumscale.org<mailto:gpfsug-discuss at spectrumscale.org>> Subject: Re: [gpfsug-discuss] 4.2 - Performance Collector node - Scaling Hi Bob, Yes, 350 nodes should be fine since it is under the 400 acceptable limit. Generally the only concern with a large number of sensors is the volume of data you may need to sift through. Regards, Michael Spectrum Scale Developer -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://gpfsug.org/pipermail/gpfsug-discuss_gpfsug.org/attachments/20151203/38ae7e13/attachment.html>