You can control the load of mmrestripefs (and all maintenance commands) on your system using mmchqos ... From: "Olaf Weiser" <olaf.weiser at de.ibm.com> To: gpfsug main discussion list <gpfsug-discuss at spectrumscale.org> Date: 03/15/2017 04:04 PM Subject: Re: [gpfsug-discuss] Running multiple mmrestripefs in a single cluster? Sent by: gpfsug-discuss-bounces at spectrumscale.org yes.. and please be carefully about the number of nodes , doing the job because of multiple PIT worker hammering against your data if you limit the restripe to 2 nodes (-N ......) of adjust the PITworker down to 8 or even 4 ... you can run multiple restripes.. without hurting the application workload to much ... but the final duration of your restripe then will be affected cheers From: "Oesterlin, Robert" <Robert.Oesterlin at nuance.com> To: gpfsug main discussion list <gpfsug-discuss at spectrumscale.org> Date: 03/15/2017 03:27 PM Subject: [gpfsug-discuss] Running multiple mmrestripefs in a single cluster? Sent by: gpfsug-discuss-bounces at spectrumscale.org I’m looking at migrating multiple file systems from one set of NSDs to another. Assuming I put aside any potential IO bottlenecks, has anyone tried running multiple “mmrestripefs” commands in a single cluster? Bob Oesterlin Sr Principal Storage Engineer, Nuance 507-269-0413 _______________________________________________ gpfsug-discuss mailing list gpfsug-discuss at spectrumscale.org http://gpfsug.org/mailman/listinfo/gpfsug-discuss _______________________________________________ gpfsug-discuss mailing list gpfsug-discuss at spectrumscale.org http://gpfsug.org/mailman/listinfo/gpfsug-discuss -------------- next part -------------- An HTML attachment was scrubbed... URL: <http://gpfsug.org/pipermail/gpfsug-discuss_gpfsug.org/attachments/20170315/5aab4bad/attachment.html>