Re: can't shrink vmdk with vMotion
Shutdown, yes, but capitol K, i don't remember, it's been awhile but i have another drive now so i can try again. Thank you though for the response with the advanced settings, i'm going to try that,...
View ArticleLun Offset Question - NetApp Filers
Im familiar with how VM's are aligned (or misaligned) in this case.... and how NetApp recommends to get them aligned. (MBRalign or the VSC plugin), which brings me to my question. We have roughly...
View ArticleRe: can't shrink vmdk with vMotion
MKguy I went in and set all the advanced properties to 0 like you suggested, reran an sdelete -c e: (just in case) and migrated, with no luck. VMDK is still the same size. Any other thoughts / ideas /...
View ArticleRe: can't shrink vmdk with vMotion
If that didn't do the trick, then I'm pretty much out of ideas. () I'm going to ask some trivial stuff just in case anyways: 1. How do you check if the vmdk has actually shrunk? An "ls -lh" from the...
View ArticleRe: can't shrink vmdk with vMotion
First i'd like to thank you again for your ideas and suggestions, i do appreciate them! 1. I'm checking through the VM Summary screen and by checking the VMDK size in browse datastore (like your...
View ArticleRe: Lun Offset Question - NetApp Filers
The Vsphere client does not allow you to create offset LUNs. You would have to use a combination of fdisk, and vmkfstools See http://kb.vmware.com/kb/1009829 For more info on this You can look at the...
View ArticleRe: Lun Offset Question - NetApp Filers
The VSC plugin from NetApp allows the offsetting of LUNS.... https://communities.netapp.com/docs/DOC-23811 At NetApp, we've developed a way to alleviate alignment problems without having to take...
View ArticleRe: Lun Offset Question - NetApp Filers
Hi, we have aligned our VMs using the VSC plugin which creates the so called "optimized datastores". One problem we have noticed is that you should never ever make a storage vMotion from an "optimized...
View ArticleRe: Using a vSphere Storage Appliance at a remote site
Hi, I cant give you much information on weather VSA would work in this particular configuration but I'm sure one of the VMware VSA team will help here. I can however suggest the requested "other...
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Re: vSphere Storage Appliance (VSA) Cluster Service Offline Alert fridays
Hi Daniel.Periodically when I click the VSA Manager pane in vCenter i get a "VSA Cluster Unavailable".Do you have the same issue? Thanks
View ArticleRe: can't shrink vmdk with vMotion
So, did some defrags and another sdelete, when trying vmkfstools -K it does this: /vmfs/volumes/4ee2394e-69bbfe1d-ccd5-1cc1de6ce910/HD-SQL-02 # vmkfstools -K ./SQL-02_1.vmdkHole Punching: 2% done.Could...
View ArticleWhich is better Software initiator vs Hardware HBA
See the attached diagram for expected layout for vSphere 5.1 installation.Hosts 1 and 3 are 4 cpu 3Ghz quad core and Host 2 is dual hcpu 3.16 Ghz quad core. I am going to create a cluster for light...
View ArticlevSphere SDRS
Has anyone used Storage Clusters or SDRS and what was your use case and how do you think it performed for you?
View ArticleRe: Lun Offset Question - NetApp Filers
Right... basically I plan on carving up a bunch of Datastores and putting them under some DSC's and move the VM's to the "Optimized Datastore Cluster" while not allowing them to be svmotioned to other...
View ArticleRe: Lun Offset Question - NetApp Filers
Only if the incorrect offset is offset bu multiples of each other....
View ArticleRe: Lun Offset Question - NetApp Filers
I have a script that devides the offsets by 1024.... Here's an example of the output VMNameDiskPartitionOffsetStatuspdxvvprint1Disk #0Partition #18385930KBPartition NOT alignedpdxvvqxtms1Disk...
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Re: Moving from SAN to pure NFS
I used to run a very large VMware farm that used all NFS storage. Things like an isolated subnet for IP storage, QoS, and proper storage array performance were critical. I also leveraged the Cisco...
View ArticleRe: Latency / response time needed for SQL server
Highly depends on the SQL workload. Batch work is usually not latency sensitive but requires high throughput, while highly transactional workloads need lower bandwidth and low latency. I think <5ms...
View ArticleRe: Latency / response time needed for SQL server
I wuld mostly agree with Chris. 5ms should be your target for OLTP. 10ms at a max. In fact, Oracle wont even start diagnozing performance issues on their RDMS unless you are below 10 ms.
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