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EMC Navisphere CLI Command Examples with NaviSecCLI

Navisphere CLI is a command line interface tool for EMC storage system management. You can use it for storage provisioning and manage array configurations from any one of the managed storage system on the LAN. It can also be used to automate the management functions through shell scripts and batch files. CLI commands for many …

How do I deal with 712d841a alerts generated by custom templates?

We have received so many below alerts this weekend due to relocation failure due to less then 10% space left in pool. Received alerts like “FAST VP relocations fail with error code 712d841a with extended code 0xe12d8709.” Time Stamp 05/22/12 10:39:04 (GMT) Event Number 712d841a Severity Error Host SPB Storage Array FCN00120xxxxxx SP N/A Device …

Adding a disk to a Windows 2008 Failover Cluster using cluster.exe commands

This isn’t specific to multi-site clustering, but I’ve certainly had to use this many times when adding devices to my multi-site clusters. Adding disks to a multi-site Windows 2008 cluster is not as easy as it should be. In Windows 2008, Microsoft has added some new “logic” while adding disk resources to a cluster. In …

LUNs presented from a CLARiiON array to a host are read only

Knowledgebase Solution    Environment:  Product: CLARiiON Environment:  EMC SW: Navisphere Manager Environment:  EMC SW: Replication Manager Problem:  LUNs are read only when allocated to a host from Navisphere. Problem:  LUNs presented to host are read only. Change:  Customer added the LUN to a Storage Group from Navisphere. Root Cause:  When a Replication Manager job runs, it …

Enabling jumbo frames in VMware ESX 4

First, you must create the vSwitch and change the MTU to 9000. For this example, vSwitch9 will be the name you would replace with your own. esxcfg-vswitch -a vSwitch9 Then, set the MTU of the vSwitch. esxcfg-vswitch -m 9000 vSwitch9 esxcfg-vswitch -l will list all the vSwitches so you can confirm your changes and settings. …