Re: Changing Path Selection Policy
I changed the path policy a few times without ever having any issues whether it be from fixed, MRU or RR.Juste like andre said, could not be bad to do this during non-peak times but i really think it...
View ArticleRe: How to Prove VAAI is enabled on a LUN or ESX server with PowerCLI
You can run any esxcli command via PowerCLI with the Get-EsxCli cmdlet as well. To run the command esxcli storage core device vaai status getjust do this in PowerCLI:$esxcli = Get-EsxCli -VMhost...
View ArticleRe: What does "Drive Type" (SSD vs Non-SSD) really do?
Actual SSDs usually offers better performance. I do tag non-SSD LUN to SSD(by using some commands) just for my testing. As per me, tagged SSD does NOT offer anything differently. Yes, that tag helps...
View ArticleRe: A disk shelves can have SAS, SATA or SSD install?
It might be helpful if you could clarify your question.From a technical point of view a disk shelf can be populated with all kind of drives (SSD, SAS, SATA) as long as they fit into the slots, the...
View ArticleRe: Changing Path Selection Policy
Even though you can change PSP without much of problem, you should consider how the LUNs are used and if you have Microsoft Clusters, if so, it would probably be to do it off-peak hours for those luns.
View ArticleDisabling SIOC
Is there any possible risk to a workload if I disable SIOC on an RDM LUN while the RDM LUN is in use? It was previously mistakenly enabled.
View ArticleISCSI enabling jumbo frames
Hi Everyone, I just want to make sure I am on the right track here. In theory, I should be able to enable jumbo frames to 9000 on my switch and SAN without affecting the hosts. The Scenario would be:...
View ArticleRe: Disabling SIOC
There is NO impact only that SIOC functionality will not be available which distribute IOPS across VMs in case there is IO contention based on IOPS shares set on each VM placed on DS. . Plz let me know...
View ArticleReclaim disk space
Hi! This is probably just a easy answer on this, regarding reclaim space in vmwareStorage: HP 3par SSD and FCsetup: thin provLUN 6 2TB datastore Vmware...
View ArticleRe: ISCSI enabling jumbo frames
Sounds good to me, although it's not necessary to shutdown the ESXi host. Shutting down the VMs should be sufficient.A good post about Jumbo frames:...
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Re: Cannot use local SSD to create vFlash Cache. The disk appears to have an...
Hi, I had the same problem when I was trying to re-use a disk that I had previously had ESXi on it as I wanted to boot from USB so I could use that SSD drive as part of a vSAN disk group. The...
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Re: VSAN: cannot add storage policy, VSAN option missing under "rule based on...
Sorry for the late answer. I got it working: Re: vSan - Failed to force provision the objectThere was a problem in the update process of vCenter infrastructure and a component was still at plain 5.5...
View ArticleDatastore sizes do not match all vm's used sizes
Hey guys, i'm new in Vmware and have a storage background and i'm wondering if its correct what i see when i compare the total size of all datastores vs the totals of the "used space" of all vm's...
View ArticleRe: Datastore sizes do not match all vm's used sizes
Don't forget about the VM's memory swap file here. Unless you reserve all memory for a VM, ESXi will create a memory swap file for each powered-on VM in case memory needs to be swapped to disk. This...
View ArticleRe: How to Prove VAAI is enabled on a LUN or ESX server with PowerCLI
Exactly what I was looking for, thanks. I don't see how to mark this thread as answered.
View ArticleESX 5.5 raid5 9TB
Hi All, so i'm wondering if i can setup multiple partitions or at least 2 partitions on my raid5 9TB array.partition 1, around 500GBs for VMs only.Partition 2, storage 7.8TB, that i can probably map as...
View ArticleRe: ESX 5.5 raid5 9TB
Is this 9TB array a external storage? Why would you want a opensource NAS if you seem to already have a external storage?
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