Re: Datastore Cluster Issue
Seems to be duplicate of this thread: https://communities.vmware.com/thread/467378
View ArticleRe: VMware shared storage Design Advice using an IBM Storwize V3700 // 6 Gbps...
Hello Mike,thank you for your reply.That is exactly the high level information I was looking for.I now have a much better understanding of the pros and cons of both 6 Gbps SAS and 1Gb...
View ArticleVM storage paths
Hi, we are adding a new SAN to our VM.our VM/blade system has no free fibre channels.the current SAN has 2 paths to the blade. can we just hot unplug 1 of these fibre connectors and use it for the new...
View ArticleRe: Multiple SCSI bus H:0x2 entries across multiple hosts
Good morning! So I just finished at a client site where they did a fresh install of vSphere 5.5 direct-attached via FC on UCS to a NetApp 2240 running 8.1.2 7-Mode. Their environment was performing...
View ArticleRe: VM storage paths
You should be able to do that = but just to insure no down time I would manually fail over the SAN traffic from the port you are planning to unplug -
View ArticleDatastore shows as (inactive) after Unmounting and Deleting in vCenter?
Hi Community, Why do VMFS datastores that have been Unmounted and then Deleted in the vSphere Client still appear in vCenter (albeit italicized and greyed out) ? What makes them finally go away from...
View ArticleRe: How to determine if xcopy is being utilized for storage vmotions
You can check the vmkernel log messages for the XCOPY primitve "0x83" to verify if XCOPY is being utilised, also you can check on the storage end, if the counter is visible, not sure how go about it,...
View ArticleRe: Multiple SCSI bus H:0x2 entries across multiple hosts
Hi Mike, Thanks for the reply.. we are not running NETAPP for our SAN its an IBM solution with SVC nodes; as well too we have multiple vCenters and they are not all v5.5. another unfortunate thing...
View ArticleRe: How to determine if xcopy is being utilized for storage vmotions
Sehr geehrter Kunde, sehr geehrter Partner ich befinde mich bis 09.01.2014 nicht im Büro. Ich habe kein Zugriff auf meine E-Mails und Ihre E-Mail wird nicht weitergeleitet. Bitte wenden sie sich in...
View ArticleRe: How to determine if xcopy is being utilized for storage vmotions
OK thanks - If log insight is being used, and ESXI host logs are being sent to log insight, could you somehow query the log insight logs for the xcopy primitive being associated with a given storage...
View ArticleRe: How to determine if xcopy is being utilized for storage vmotions
I have not used log insight per say but if the logs can be extracted from it, then we can query for the scsi opcode 0x83 to check, if xcopy is being utilized, eg: Cmd(0x41248092e240) "0x42" , CmdSN...
View ArticleRe: Datastore shows as (inactive) after Unmounting and Deleting in vCenter?
No sure, so this is more a guess. Please run RVTools to see whether there's still a reference to the datastore (e.g. an ISO image mounted to a virtual CD-ROM drive), or whether any VMs have snapshots....
View ArticleRe: Multiple SCSI bus H:0x2 entries across multiple hosts
Hello, When you check interoperability, it's not so much the vCenter version you're worried about, but the ESXi version. For instance, downgrading ESXi hosts to 5.1 while keeping vCenter at 5.5 might...
View Articlevsantraces folder in datastore
I'm looking to clear up some under utilized datastores, but I am now seeing a vsantraces folder. Is there something that needs to be reconfigured before deleting this datastore? I unfortunately did not...
View ArticleRe: Incorrect "Used Storage" reported - ESX 5.5
Hi , This seems to indicate a problem only with Esxi 5.5 or may be a Bug with ESXi 5.5 ie Since you migrate it back to ESXi 5.1 and it works good. did you report this to VMware and have a Support...
View ArticleNFS and LACP
I have a vSphere 5.0 deployment where I have to leverage NFS. I have the below contraints and wanted to share my approach to see if any one has any strong feedback or could play devil's advocate....
View ArticleRe: NFS and LACP
Hello, Sounds pretty good to me. You'll find some that don't like the idea of using IP hash for storage networking, but their argument against it is that it adds complexity. If done right, though,...
View ArticleRe: NFS and LACP
Mike, Thank you for the very thorough and detailed explanation. In terms of Netapp controllers there will be 2240s, 3240s and 6240s. The controller type is dependent on the size of the site. The...
View ArticleRe: NFS and LACP
Hello, Yes, if you mount two datastores using two different IP addresses, you'll only use two links from the ESXi hosts to the switch. If you only use two links from a controller, then you'll use both...
View ArticleVM(s) producing load on a particular datastore? (GUI?)
We are seeing some latency at our application during testing. We also see that it is due to load on one of the datastores (high queue depths for this LUN from the SAN). We have a large number of VMs...
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