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Tag: EMC

Uncategorized 3

Introducing VCE VxRAIL

A Quantum Leap in Hyper-Converged Appliances EMC|VCE and VMware have added a Hyper-Converged Infrastructure Appliance (HCIA) offering named VxRail to the existing CI portfolio of Vblocks, VxBlocks, VxRacks  (Blocks,Racks,Appliances).     VxRail […]

Storage 0

EMC VMAX – Fully Pre-allocate TDEV

By Fully Pre-allocating a TDEV all the tracks associated with the device are reserved, this may be useful for mission critical apps or avoiding any write miss penalties. Example SYMCLI: Single TDEV example: symconfigure -sid xxx -cmd “start allocate on tdev 0c66 end_cyl=last_cyl allocate_type=persistent;” commit Range of TDEVs: symconfigure -sid xxx -cmd “start allocate on tdev 0c6e:1116 end_cyl=last_cyl allocate_type=persistent;” commit […]

Storage 6

EMC VNX – SMI-S Configuration & Discovery

The following are some configuration notes for configuring SMI-S to allow communication with the ‘VNX Storage Processors’, SMI-S can then be leveraged by for example VCE Vision or ViPR to configure/report on the VNX array. Before proceeding ensure you have the both VNX Storage Processor A&B IP addresses to hand, the SMI-S host will use these IP’s to allow for […]

Storage 4

EMC VNX – List of Useful NAS Commands

Verify ‘NAS’ Services are running: Login to the Control Station as ‘nasadmin’ and issue the cmd /nas/sbin/getreason from the CS console. The reason code output should be as follows (see detailed list of Reason Codes below): 10 – slot_0 primary control station 11 – slot_1 secondary control station 5 – slot_2 contacted 5 – slot_3 contacted Complete a full ‘Health […]