1. Digitaldreams

    Upgrading and Replacing Hard Drives With Different Speeds

    Currently I have (4) WD Red 3TB hard drives which run at 5400 RPM that I will be replacing with 8TB WD Red Pro's which run at 7200 RPM. Can I replace these drives gradually (one at a time) if the new ones spin faster? They are set up in a RAIDZ1 configuration. Updated with info: My hardware...