VPLEX Luns and Round Robin does this look right?
Here is a screenshot of what my pathing looks like to the new VPLEX LUNs the storage team has provided. I haven't seen any issues with many VMs running on them... but does this pathing look right?...
View ArticleRe: VPLEX Luns and Round Robin does this look right?
What's shown in the screenshot is what I would expect, but I'm currently still using a Fixed policy in a cross-over Metro Campus configurationHow does your VPLEX environment look like? VPLEX Metro,...
View ArticleRe: VPLEX Luns and Round Robin does this look right?
We do not have the Witness in place yet and are still local site. So I'm guessing we are Metro HA Campus as of today.
View ArticleChanging IP address of SANs - questions
Hopefully this is a straight forward question. Next week we are doing a big network switch replacement / and some re-working of some of our networking. Part of this project, we are changing the IP...
View ArticleRe: Decided on: Compellent SC4020 all-flash array
If you have 2 Fault Domains, usually for each of your 2 Fabric switches(I am assuming you do 2 Fabrics), then you should see half your front ports as paths to each LUN. Ie if you have 16 front-end...
View ArticleRe: Decided on: Compellent SC4020 all-flash array
If you ever get UNMAP to work successfully on Replays, drop me a private message!
View ArticleReclaim space for VMFS3 and vSphere 4.1
Hello, Is there a tool like UNMAP to reclaim disk space on vmfs3, vShere 4.1. VMDKs are created as thin provisioned. Thanks!
View ArticleRe: Reclaim space for VMFS3 and vSphere 4.1
You can try use vmkfstools like described on the following blog posts:Shrink a thin provisioned VMDK disk - Mike TaborReclaim Used Space with VMKFSTOOLS –Punchzero
View ArticleRe: Reclaim space for VMFS3 and vSphere 4.1
Thanks for the reply Richardson. I've looked at the links and those refer as to how to reclaim space from a existing thin provisioned VMDK disk. In our case, we deleted a VM and it's associated vmdk,...
View ArticleOEM Qlogic driver,,,use driver from Qlogic OEM page, or from VUM patch channel?
So I have some IBM 3850s which have a Qlogic 2562. Running ESXi 5.5 Now the latest driver from Qlogic page under the IBM OEM section for the qlnativefc is v1.1.14.0-1377848. However VMware is pushing...
View ArticleHP StoreVirtual VSA - automating iSCSI LUN rescan after VSA VM powers up
I recently built a two host vSphere 5.5 production environment for a less than 30 user company. They took advantage of the free 1TB VSA licence HP is giving away. They needed to consolidate eight very...
View ArticleRe: Best Virtual SAN Solution
See my posting HP StoreVirtual VSA - automating iSCSI LUN rescan after VSA VM powers up
View Articlequeue depth confusion
with esxtop by selecting U (disk device) and then modifying and selecting DEVICE, ID, QSTATS and LATSTATS/cmd.... i am seeing various DQLEN values (32, 64, and 128) those set to 32 have high ACTV,...
View ArticleAnybody know what is I/O function as?
I need simple explaination how the operation of the I/O function as?there are I/O in hardware parts such as (storage, memory, network, CPU) Thanks for the help!
View ArticleRe: Anybody know what is I/O function as?
You may want to take a look at e.g. Kernel (operating system) - Wikipedia, the free encyclopedia which explains (and contains links) this and other functions of an operating system. André
View ArticleRe: Question about multiple SANS
Thank you. I figured that might be the case; I just wanted to be sure :-)
View ArticleRe: queue depth confusion
Hi, you need to modify the driver parameters of the device to which your LUNs are connected Thanks & Regards,Lakshman
View ArticleDatastore Free Space Required for datastore with 1 VM
I have some virtual machines, that have extremely large vmdks. Each vmdk is 1.8 to 1.9 TB in size. Each VM in this category are on their own 2TB datastore. These VMs never need or should have...
View ArticleRe: Datastore Free Space Required for datastore with 1 VM
As they do not have any other VM's that run on the datatsore, you should be good to run a VM of around 1.8TB on that datastore.Its always good to leave a buffer size for the datastores. Also, as far as...
View ArticleRe: Datastore Free Space Required for datastore with 1 VM
I know that the memory swap file will take up some space. Other than that, what is taking up free space on my datastore that I need to allow for? I know I need to leave free space - but assuming these...
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