Re: vnxe3150 thin/thick provisioning and questionable performance
This looks strange, i am not an EMC expert but some storage systems start lacking performance when the container where the lun resides in gets full. So maybe you can try and resize the storage pool and...
View ArticleVMware, Jbod and Big Data
I see a lot of recommendations concerning using JBOD for big data appliations like Hadoop. The reasoning I hear around it is "you don't need raid 5 because1. "High availability is provided by the...
View ArticleRe: Decided on: Compellent SC4020 all-flash array
Congrats! Hope it's going well with the gear. Very underrated system.
View ArticleRe: HP P410 RAID controller and SSD
So can someone confirm that the HP P410 works in ESXi 5.5 ?
View ArticleRe: vnxe3150 thin/thick provisioning and questionable performance
I just wanted to find out the maximums. As I don't have that much knowledge of how to run these tests, I just followed the user guide of IOMETER: Iometer / SVN / [r158]...
View ArticleRe: vnxe3150 thin/thick provisioning and questionable performance
I understand, just a little tipp. If you benchmark a storage this way you should have in mind that these values do not tell you something about what you can expect in a real environment. 100% read and...
View ArticleRe: vSphere 5.1 Script to rescan storage
Hello Wscholz, Thanks for providing all the appropriate commands to rescan the storage adapters. Would you know how i can make this a script and configure it on each host so that once rebooted, this...
View ArticleP2V 15TB Fileserver - how to get the storage?
Hello Everybody. So I need to P2V our FileServer (Win2008R2) with a direct attached storage of about 15 TB over a 1Gb network. I am having some trouble on how to set this up. Currently I am thinking of...
View ArticleRe: vSphere 5.1 Script to rescan storage
To be honest that´s difficult without knowing your environment. But to start scripts or commands after a host boots, see:...
View ArticleRe: vmware Replication LAN or SAN
Hi VR is normal LAN generate much write OPs in target datastores?What would be the arguments to implement SRM? I would like to know your experience of working with SRM to a similar environment with an...
View ArticleRe: what is aggregate in volume mean?
It would really help a lot if you'd be a bit more specific with your questions. Anyway, one could assume that you are probably referring to NetApp storage, so that may be a good place to search for an...
View ArticleRe: Auto Tiering Mystery
Dell Compellent's auto tiering feature is called Data Progression. It works by progressing infrequently accessed pages (2MB by default) down a tier and frequently access pages up a tier (in theory at...
View ArticleRe: Auto Tiering Mystery
Hi Aaron, wow, thanks a lot for this detailed response, i almost gave up hoping for a response. This is indeed very helpful for me. So if i understand you correctly - Progression to lower tiers is not...
View ArticleRe: Auto Tiering Mystery
Trying to respond from my phone the last time, probably wasn't a good idea for such a lengthy message. Hopefully this message will help clarify things a little more for you, but if not please don't...
View ArticleRe: Auto Tiering Mystery
Hi Aaron, again thanks for your detailed answer, that clarified a lot for me. I will try to get the presentation you mentioned. Yes the support issue is a big one for us, some of the it folks do have...
View ArticleVM enters FROZEN state on Snapshot removal after backup job done successfully.
To bring the VM back, I have to reset the VM everytime which is a annoying task. Please help me how to get rid of this issue permanently. ThanksSD
View ArticleRe: VM enters FROZEN state on Snapshot removal after backup job done...
According to your other discussions you are running ESXi 5.5. Please take a look at http://kb.vmware.com/kb/2096283 ("A virtual machine might stop responding after a successful snapshot consolidation")...
View ArticleRe: VM enters FROZEN state on Snapshot removal after backup job done...
Thank you very much Andre. I will apply the ESXi 5.5, Patch ESXi-5.5.0-20141204001-standard and post the status here.
View Articlerecover partition
Hello(i have esxi 5.5 )Yesterday i got lost connection to Local datastore which set on dell R710 server (RAID5) 4 disks , every disk 4 tb size , and in this datastore i installed FREENAS , and...
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