Re: Cannot increase datastore size in vSphere
I guess the partitions you see on the LUN are the ESXi required partitions (see http://rickardnobel.se/esxi-5-0-partitions/) and because the VMFS partition is not the only partition on this LUN you...
View ArticleRe: Cannot increase datastore size in vSphere
Thank a lot, André, I will research in this direction to see if this is the main cause. Best regards,KuoHsin
View ArticleStorage Migration, Capacity and Excel
Good Day. Going to start off, if there is a free tool out there to do what I need please recommend. I am working with a client that is doing a full migration of their datastores (moving from a NA 3240...
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Re: Storage Migration, Capacity and Excel
You may consider a free tool such as RVTools from robware that will put all the details in a spreadsheet for you already. Get the client familiar with this output and run the reports ad hoc when...
View ArticleSetting up CHAP between ESXi 5 and Dell Powervault MD3220i
Our ESXi 5.0 U1 hosts are talking to the MD3220i fine without authentication, could someone help me set up CHAP please? I think it's needed in a production environment. My first problem is: the MD3220i...
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auto rescan before attaching RDM disks
Hi folks -- sometimes it is possible that a naa id points at a different VML ID than the actual one -- for example if a lun is presented with ID 0 and then ID is changed to 1 - the naa.id in...
View ArticleBig Volumes - Extent vs Span
Our Windows User volume is getting ready to run out of space (Our company doesn't believe in disk quotas - or spending money). I've got to find a way to expand or split our user data since we're...
View ArticleRe: Big Volumes - Extent vs Span
I'd definitely go with the "splitting up the users" option (that's actually what I have done a couple of times). I'm no friend of extents as this could lead to issues in the future (e.g. migrations)...
View ArticleRe: Big Volumes - Extent vs Span
I would pbly do the extent - if you SAN is healthy and solid, then really the only risks are administrative: someone later will not know that LUN1 and LUN1A function together to provide the space for...
View ArticleRe: auto rescan before attaching RDM disks
I remember reading there is a rescan operation triggered everry 5 mins by the host, however cannot find any supporting docs at the moment.And for the new LUNs, the rescan is performed automatically...
View ArticleFibre or Network??
What would you guys do??Upgrade your existing fibre infrastructure or move to Network storage? The fibre upgrade would need to be a complete fresh start and so would the network. In my mind I think of...
View ArticleRe: Big Volumes - Extent vs Span
Personally I would avoid the Extents just purely based on the fact that it introduces another area to go wrong.1 element breaks it all breaks. That to me would straight away be a no go. The less...
View ArticleWindows Server 2012 VM thin VMDK won't shrink
I am having strange issue with thin provisioned Windows Server 2012 VM on vSphere 5.1.I have wiped free NTFS block on this VM with sdelete -z but thin VMDK file won't shrink no matter how many times I...
View ArticleRe: Fibre or Network??
I like network based storage, for two reasons (there are others, of course): speed, and cost. It's pretty compelling to ask, "Are you really building a dedicated physical network for a single...
View ArticleRe: Windows Server 2012 VM thin VMDK won't shrink
Not sure what's causing it. Another option to shrink a thin provisioned disk, is to use vmkfstools with the --punchzero option (see e.g. http://www.yellow-bricks.com/2011/07/15/punch-zeros-2/). Can you...
View ArticleRe: Windows Server 2012 VM thin VMDK won't shrink
Hey, "vmkfstools -K" actually did work with this Windows Server 2012 VM, VMDK is now at expected size! Thank you André!
View ArticleRe: SCO OpenServer guest with usb tape
I've got the same problem.Have you edit the settings and add USB CONTROLLER and USB 1 device?
View ArticleRe: Deep Security Antimalware best practices and Excluding files Questions
You will not find many best practise guides around as they are internal to Trend Micro and protected by none ddisclosure agreements. Do you still need answers to the below as I can get them from my lab.
View ArticleRe: esxi 5.1 dell openmanage / lockdown mode
Hi,i am having the same issue after the upgrade to ESXi 5.1 and OMSA install through update manager on a dell R710 host. is there any way the plugin enables lockdown but withot the check being present?...
View ArticleRe: esxi 5.1 dell openmanage / lockdown mode
Lockdown mode should be disabled first. To disable follow the bello steps.Any one of the option is enough.To configure Lockdown mode:Log directly into the ESXi host.Open the DCUI on the host.Press F2...
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