OneFS 8.2.1 Web Administration GuideWeb Administration Guide8.2.1May 2020

Notes, cautions, and warningsNOTE: A NOTE indicates important information that helps you make better use of your product.CAUTION: A CAUTION indicates either potential damage to hardware or loss of data and tells you how to avoid theproblem.WARNING: A WARNING indicates a potential for property damage, personal injury, or death. 2016 - 2020 Dell Inc. or its subsidiaries.All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or itssubsidiaries. Other trademarks may be trademarks of their respective owners.

Contents1 Introduction to this guide. 20About this guide.20Isilon scale-out NAS overview. 20Where to go for support.202 Isilon scale-out NAS. 21OneFS storage architecture. 21Isilon node components. 21Internal and external networks. 22Isilon cluster.22Cluster administration. 22Quorum. 23Splitting and merging. 23Storage pools. 23The OneFS operating system. 24Mixed data-access protocol environments. 24Identity management and access control.24Structure of the file system. 25Data layout. 25Writing files.25Reading files. 25Metadata layout.26Locks and concurrency.26Striping.26Data protection overview.26N M data protection.27Data mirroring.27The file system journal. 28Virtual hot spare (VHS). 28Balancing protection with storage space. 28VMware integration.28Software modules. 283 General cluster administration.30General cluster administration overview. 30User interfaces. 30Connecting to the cluster. 31Log in to the web administration interface. 31Open an SSH connection to a cluster. 31Licensing.31Software licenses.32Hardware tiers.32License status. 32Adding and removing licenses.33Contents3

Activating trial licenses.34Certificates.35Replacing or renewing the TLS certificate.35Verify a TLS certificate update.38TLS certificate data example. 38Cluster identity.39Set the cluster name and contact information. 39Cluster date and time.39Set the cluster date and time. 40Specify an NTP time server. 40SMTP email settings. 40Configure SMTP email settings. 40Configuring the cluster join mode. 41Specify the cluster join mode.41File system settings.41Enable or disable access time tracking. 41Specify the cluster character encoding.42Security hardening.42STIG hardening profile. 42Apply a security hardening profile.42Revert a security hardening profile. 43View the security hardening status. 44Cluster monitoring. 44Monitor the cluster.45View node status. 45Monitoring cluster hardware.45View node hardware status.45Chassis and drive states. 46Check battery status.47SNMP monitoring. 47Events and alerts.49Events overview. 49Alerts overview. 50Channels overview. 50Event groups overview.50Viewing and modifying event groups.50Managing alerts.