Here is what I found for versions 4 & 3.5: * Maximum Number of Dependent Filesets: 10,000 * Maximum Number of Independent Filesets: 1,000 https://www.ibm.com/support/knowledgecenter/en/STXKQY/gpfsclustersfaq.html#filesets I'm having some difficulty finding published documentation on limitations for version 5: https://www.ibm.com/support/knowledgecenter/STXKQY_5.0.0/com.ibm.spectrum.scale.v5r00.doc/6027-2699.htm https://www.ibm.com/support/knowledgecenter/STXKQY_5.0.0/com.ibm.spectrum.scale.v5r00.doc/bl1pdg_increasefilesetspace.htm Any hints? Thanks Jaime --- Jaime Pinto SciNet HPC Consortium - Compute/Calcul Canada www.scinet.utoronto.ca - www.computecanada.ca University of Toronto ---------------------------------------------------------------- This message was sent using IMP at SciNet Consortium, University of Toronto.