EMC VMAX – Data Device (TDAT) Draining From A Thin Pool
Draining of a Data Device (TDAT) from a VMAX Thin Pool is a non-disruptive activity, meaning TDAT’s can be removed from a Thin Pool without the need to unbind any […]
EMC VMAX – Access Control Logix (ACLX) Gatekeeper Mapping
Access Control Logix (ACLX) gatekeeper mapping is required for initial device masking configuration on the VMAX via the Administration host and also required for the Control Station when using a […]
EMC VNX&VMAX – Updating EMULEX HBA Firmware On LINUX
Firstly download the latest version from the EMC-approved section of the Emulex website for EMC VNX/VMAX: http://www.emulex.com/downloads/oem-qualified/emc/ In this example we are downloading the Emulex LPe16002 Firmware and BootCode version […]
EMC VMAX – Provisioning Meta Volumes and Binding to a Virtual Pool via Unisphere & SYMCLI
While I have covered Auto Meta here there are times when a more granular approach is needed. This may involve creating Meta Members with a different size than what is configured […]
EMC VMAX – Removal Of A TDEV
You may no longer have use for a specific TDEV volume in a Storage Pool and want to free this space to create a new volume or expand an existing volume. These are the steps involved to delete the TDEV and reclaim this space in the Pool. This example details how to delete a single TDEV volume in a Storage […]
EMC VMAX – 20/40K Back-End Connectivity
Each Engine has two Directors with each Director containing two Back-End Fibre Channel I/O Modules (Labeled MOD0 & MOD1). These modules (also known as DA’s – Disk Adapters) provide Fibre […]
EMC VMAX – Build Location and Model Type
The VMAX Serial Numbers are generated based on build location and model type of the VMAX. If your S/N begins with ‘HK19’ the VMAX was manufactured in Hopkinton, begins with […]
EMC VMAX – Avoid Corruption of Unisphere Performance Database by AV Scans
Just a note of caution on how to prevent Anti Virus Scans from causing a possible corruption of the Unisphere for VMAX Performance Database. If using the Unisphere for VMAX Performance feature then please exclude the following directories by editing your Anti Virus scan settings: The data directory and all its subdirectories (<InstallDirectory>\EMC\SMAS\jboss\standalone\data\msq\data) The temp directory (<InstallDirectory>\EMC\SMAS\jboss\standalone\data\msq\temp) Note From EMC: Failing to follow this […]
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