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Auto-mounting failed on Linux filesystem with emcpower devices in bootup

August 12, 2014 Leave a comment

Scenarios

EMC LUN auto mount is failed on red hat Linux and getting error “fsck.ext3: No such file or directory while trying to open /dev/emcpowera”

Error

Linux host reboot it prompt to maintenance mode after provision new EMC LUN.

Resolution

Add all mounts that uses emcpower device have _netdev option in /etc/fstab and then reboot the host
Example

/dev/emcpowera                /XXXX               ext3             _netdev         1 2

EMC storage discovery in SCVMM 2012 SP1

September 2, 2013 Leave a comment

EMC storage discovery in SCVMM 2012 SP1

This topic describe adding EMC VNX 5300 in VVM for the activation of storage automation features.EMC provides its own SMI-S provider for SCVMM 2012 SP1. To configure SCVMM to discover the EMC storage systems, perform the following key steps

Step 1: Download the EMC® SMI-S Provider V4.5.1from EMC power link or support site https://support.EMC.com

SMI-S provider defines the open storage management interface that enables the interoperability of multiple vendor’s storage management technologies. These technologies are used to monitor and control storage resources in multivendor or SAN topologies

Step 2 : Install the EMC SMI-S Provider Solutions Enabler with SMI-S which you download in step 1

Follow video https://www.youtube.com/watch?v=2eEbGBEUH-k which describes each required steps in detail for EMC SMI-S provider installtion and post installations tasks

Step 3 : Add & Classify Storage devices to SCVMM

Open the Fabric workspace.

In the Fabric pane, click Storage.

On the Home tab, click Add Resources, and then click Storage Devices to start the Add Storage Devices Wizard.

On the Select Provider Type page, Select Add a storage device that is managed by an SMI-S provider to specify and discover a EMC VNX 5300 and click Next

In the Protocol list, select SMI-S CIMXML

In the Provider IP address or FQDN box, enter the IP address or the FQDN of the SMI-S provider ( Refer step2 )

Next to the Run As account box,. click Browse, and then in the Select a Run As Account dialog box, click Create Run As Account which set in step 2 and click Next

On the Gather Information page, VMM automatically tries to discover and import the storage device information. To retry discovery, click Scan Provider

On the Select Storage Devices page, do the following for each storage pool that requires a classification:

Select the check box next to a storage pool that you want VMM to manage.

In the Classification column, select the storage classification that you want to assign.

On the Summary page, confirm the settings, and then click Finish.

Categories: Storage

SCVMM 2012 SP1- SMI-S Provider storage discovery wizard ‘Next’ button is greyed out

August 30, 2013 3 comments

Cause

SCVMM 2012 SP1 cannot discover storage using SMI-S provider. Installed SMI-S provider and configured for storage array discovery. But the ‘Next’ button is greyed out when run storage discovery wizard in SCVMM 2012 SP1. See below image

greyed

Resolution

The issue is fixed after uninstalling following updates from windows 2012 SCVMM server
KB2840633
KB2844289
KB2840632
KB2833958

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