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Questions tagged [lefthand]

27 questions
15
votes
1 answer

Incredibly slow snapshot removal

I have an ESXi box with HP LeftHand storage exposed via iSCSI. I have a virtual machine with a 1TB disk, of which 800GB is consumed. The disk is thick provisioned on the LeftHand storage. A snapshot was open on the VM (so that Veeam Backup and…
Mark Henderson
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7
votes
2 answers

HP P4000 LeftHand SRA for SRM will not install on vSphere 5.1

I'm attempting to install the HP LeftHand P4000 Storage Replication Adapter in VMWare Site Recovery Manager 5.1 with vSphere 5.1 However, the LeftHand SRA keeps stating that SRM is not installed, even when it is. Is there any way I can convince it…
Mark Henderson
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6
votes
2 answers

links between switches for iSCSI

We inherited a SAN/vmWare/iSCSI setup with both Dell and HP equipment purchased for it, but not fully setup, and we need to get some additional switches to make it all work. But we're getting different feedback from the vendors on what's needed for…
Gregory Thomson
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4
votes
1 answer

SAN Suggestions for ESX?

I now need to start planning the replacement of our main ESX cluster. Implementation will be around December time but it suddenly doesn't seem that far away. Right now I have a pair of ESX hosts, single quad core Dell PE2950's with 24gb of RAM each…
flooble
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3
votes
2 answers

HP LeftHand vs VMware VSA

I am trying to compare VMware's new VSA with the HP LeftHand VSA. Both products allow you to run the SAN node as a VM. Reading VMware's documentation I get the impression that VMs on the same host as the SAN node access data from that node at…
Dennis Allen
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3
votes
3 answers

Why can't my ESX host see my iSCSI storage?

I have 4 ESX 4.0 hosts (a,b,c,d), 3 SATA Lefthand iSCSI SANS,1 SAS Lefthand iSCSI SAN Hosts a,b & c can see all 3 SAS sans and the 1 SATA san Hosts a,b,c & d can ping all 4 storage devices Hosts a,b & c can vmkping all 4 storage devices Why can host…
Dusty
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2
votes
3 answers

P4500 Lefthand SAN report degraded on one node when all disks are health "NORMAL"

I am experiencing a strange condition with our HP G1 lefthand SAN cluster. The cluster consists of 4 nodes across two sites, two nodes ( node 1 & 2 )in each site are RAID5 across the pair, and these are mirrored into our DR site (Node 3 & 4 ). Node…
FIASITManager
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2
votes
1 answer

HP LeftHand VSA "Usable Space" less than "Raw Space"

I have a few LeftHand VSA nodes that are very poorly documented (read: not at all). They are running on VMWare ESXi and each VSA has an 820GB VMDK allocated as its storage disks. The 820GB VMDK is showing up inside VSA as Raw Space, but the Usable…
Mark Henderson
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2
votes
2 answers

HP StorageWorks P4500 G2 Manager Management

According to the documentation, a management group should have an odd number of managers greater than 1. I have a four node SAN consisting of P4500 G2s. I plan on having two clusters with two nodes each in this management group,…
MDMarra
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2
votes
3 answers

LefHand p4000 cluster - volume

what is the best practice to create volumes to manage sql servers, file servers and web servers - all are in VM ? i am also planing a remote site with replication on selected volumes. Please give your inputs - thanks.
user40997
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1
vote
0 answers

LeftHand P4500 Site Assignment

In my multi (dual) site LeftHand CMC, all of my storage nodes are assigned to one of the two sites, but none of my servers are. I was advised by a storage engineer that this was not necessary; however, we are seeing some performance issues and…
Matt
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1
vote
1 answer

VM iscsi disk crashes on one VM Host, not on the other

I have a VmWare solution running on a HP bladesystem with a Lefthand ISCSI san. There are currently two VmWare hosts in that environment. I have two Debian VM's sharing an ISCSI disk (with ocfs2), mounted directly from the san using open-iscsi. It…
Berzemus
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1
vote
3 answers

HP P4000 LeftHand Setup: Configure a VIP (Virtual IP)

I'm trying to setup a HP LeftHand Storage System (2x p4300) in our testlab. As I have no router (but only a Catalyst 2960-S switch) in the testlab: Is there a way to setup a VIP (Virtual IP) to enable redundancy? If yes, how do I do that?
StackUnderflow
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1
vote
1 answer

Network issues regarding p4300 SAN - cannot manage p4300 through CMC

I am having an issue with my p4300 LeftHand SAN. It is a 2 node iSCSI system. Each one has 2 nics which are teamed into a cisco switch. The VMware cluster is connected into this switch as well with teamed nics. My VMware cluster is behaving…
user131991
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1
vote
1 answer

HP P4000 / Lefthand : how to do a manual failover

We have a P4000 SAN with 2 nodes; we don't have a Failover Manager. Right-clicking a node in the management console does not offer a failover option, the best one seems to be "power off or reboot". This should probably work (will it?) Is there,…
Afanasii
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