Virtualization & Storage
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 […]
In this post I will detail how to increase an XtremIO volume and extend the associated VMware VMFS volume. As can be seen form the XtremIO management interface the existing […]
Please begin by downloading the attached PDF here. As you can see this is a fully compiled listing of all 256 possible FC WWPN’s available on a VMAX³ system. A […]
Before proceeding with any upgrade of code on the VNXe please reference the target code release notes on https://support.emc.com/. The VNXe landing page: http://emc.com/vnxesupport will provide you with all the […]
If the situation ever arises where you have lost your XtremIO Management Server (XMS) – do not worry as you can quite easily recover the XMS to its previous state. […]
——————————————————————- Reference:: EMC® VNXe® Unisphere® Command Line Interface User Guide: Collect -Config: Create a snapshot of the current system configuration and save it to a file. It captures all of […]
——————————————————————- Reference: VNX® Command Line Interface Reference for Block: SPCollect : The naviseccli spcollect command selects a collection of system log files and places them in a single .zip file […]
Part 1 Part 2 This is the third part in the series on configuring the VNXe via command line. Here I will detail the Steps involved in adding VMware ESXi […]
This post will cover the Masking and Zoning scripts for a VG when using Cisco MDS fabric switches. This post will not cover the creation or rules around the Control […]
Change the Xtremio Cluster Name: xmcli (tech)> show-clusters-info Cluster-Name XTREMIO_1234 xmcli (tech)> rename cluster-id=”XTREMIO_1234″ new-name=”XTREMIO_4321″ Object XTREMIO_1234 [1] renamed to XTREMIO_4321 xmcli (tech)> show-clusters-info Cluster-Name XTREMIO_4321 Change XMS IP Address: xmcli (tech)> modify-ip-addresses xms-ip-sn=”192.168.0.10/24″ Change Storage Controller Name: xmcli (tech)> show-storage-controllers SC Name: X1-SC1 X1-SC2 Example of renaming both storage controllers for X-Brick-1: xmcli (tech)> rename sc-id=”X1-SC1″ new-name=”XBrick1-SC1″ xmcli (tech)> […]
Setting DNS xmcli (tech)> modify-dns-servers primary=”10.10.10.1″ secondary=”10.10.10.1″ xmcli (tech)> show-dns-servers Setting NTP Set date & time: xmcli (tech)> modify-datetime datetime=”2014-11-07 11:00:48″ Set timezone: List all timezones available: xmcli (tech)> show-timezones xmcli (tech)> modify-datetime timezone=”Europe/Paris” Set NTP Servers: xmcli (tech)> modify-datetime ntp-servers=[“10.10.10.101″,”10.10.10.102”] Display time config: xmcli (tech)> show-datetime Mode NTP-Servers Cluster-Time Cluster-Time-Zone automatic 10.10.10.10110.10.10.102 2014-11-07 11:07:08 CET Europe/Paris
For every Pool LUN regardless of whether the LUN is thick or thinly provisioned there are 3 owner types assigned to each LUN: ♦ Allocation Owner ♦ Default Owner ♦ […]
Created by Cliff Cahill @CliffCahill In conjunction with the announcement of the ‘Vblock 740’ @VCE’s latest addition to the Vblock range Cliff kindly put his creative and baking skills to […]
The ‘EMC NAS Plug-in’ is required in order to enable VAAI (vSphere APIs for Array Integration) operations on ‘NFS Datastores’ on an ESXi 5.x host. If you are not familiar […]
In order to understand this Post fully, I would advise you read “EMC VMAX – 20/40K Back-End Connectivity” first. Having completed a VMAX ‘Health Check’ through ‘Unisphere’ it has been […]
In order to expand a VMAX Thin Pool we must first create the additional Data Devices (TDATs) on the underlying physical Disk Group. This example outlines how to calculate and […]
The below steps outline how to perform a clean shutdown of an XtremIO array and thus help prevent any case of data corruption or loss. Before proceeding with the shutdown […]
PowerCLI Download Disk.SchedNumReqOutstanding (DSNRO) – Determines the maximum number of active storage commands (I/Os) allowed at any given time at the VMkernel. The default value is 32 and the maximum value is 256. For XtremIO storage with VMware vSphere it is recommended to set the DSNRO parameter to the maximum value of 256. When using vSphere 5.5 the Disk.SchedNumReqOutstanding parameter […]
1. Open an SSH session to the XtremIO Management Station Firstly we need to open an SSH connection to the XtremIO Management Station (XMS), in this case I used putty […]
Since XtremIO first became Generally Available back in November 2013 the momentum of the product has been incredible. Becoming the ‘Number 1’ All Flash Array (AFA) on the market in […]
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