Re: Need help with these virtual machine questions??
Yes Tim..Its F. RDM is the answer for last
View ArticleRe: Need to Migrate SQL Cluster to VMware
hello i also would go for physical RDM (read best practice sql from vmware though) and i would go for vDS if your license allows it ofcourse.but i would recommend using 2 single port x520 card. this...
View ArticleRe: Need help with these virtual machine questions??
the last option is F only.RDM(Raw device mapping) , where we map a LUN to the VM directly bypassing the hypervisor layer for better read write performance. the mapping can be done in Physical or...
View ArticleRe: Need to Migrate SQL Cluster to VMware
Hello, I will suggest RDM as it gives direct access of the disk to VM bypassing the hypervisor and gives better Read-Write Performance which is very much need in your case.For CNA you can go with...
View ArticleCannot use local SSD to create vFlash Cache. The disk appears to have an...
I did a fresh install of ESXi 5.5 on a SD card in the server. The SSD disk should have nothing on it. The server has not been connected to vCenter yet but I still have the same issue. I have tried all...
View ArticleRe: Cannot use local SSD to create vFlash Cache. The disk appears to have an...
have you low level disk programs like dd ??
View ArticleRe: LUN Device path policy issue
have u did a refresh/rescan of the storage adapters? try also restarting management agents on the ESXi host
View ArticleSql server with ParaVirtual controller
We are currently running sql 2008 on server 2008 using iscsi initiator connected disks for our database and log file drives. This works fine for us but we are implementing Zerto replication and have to...
View ArticleRe: Cannot use local SSD to create vFlash Cache. The disk appears to have an...
@SG1234Sorry. I did not get you
View ArticleRe: Cannot use local SSD to create vFlash Cache. The disk appears to have an...
check this kb - if it relevant - dd utlity i was talking about is also listed there http://kb.vmware.com/selfservice/microsites/search.do?language=en_US&cmd=displayKC&externalId=100888...
View ArticleiSCSI treating new target LUNs as additional paths for existing target LUNs
Hi, I have an ESXi 5.5.0 (build 1331820) host that I'm trying to roll out some new iSCSI LUNs to, but I'm having trouble with it that I'm hoping someone can help me resolve. The iSCSI back-end server...
View ArticleRe: Sql server with ParaVirtual controller
Generally I would recommend using two different controllers, one for OS and one for data or other applications as this will give better performance i.e more io queue. Also, I would recommend reading...
View ArticleRe: iSCSI treating new target LUNs as additional paths for existing target LUNs
Incidentally, I am able to connect to all 6 LUNs and see them as 6 independent disks from both Windows and Linux iSCSI initiator software. So I'm pretty sure this is a vSphere thing, not a problem...
View ArticleRe: Sql server with ParaVirtual controller
i can confirm vfki always use 2 controllers for performance and keep in mind the underlying lun RAID level (RAID 10, RAID 5, etc.)here is a good blog about what controller to useWhich vSCSI controller...
View ArticleAdding New HD via LUN The space is not correct
Interesting dilemma ESXi 5.5 with current updates, RHWS 6.5 With 1 – 100GB vmdk, 1 32TB RDM and 3 - 8TB LUNS. Equals 56TB +/- Plenty of space on the EVA – 56TB +/- , LUNS are Thick provisioned and...
View ArticleRe: iSCSI treating new target LUNs as additional paths for existing target LUNs
Hello, the above given are target names, the LUN names should start with naa.what is your path selection policy ? this can be found by right click on lun and mange paths.Try doing the discovery of...
View ArticleRe: Sql server with ParaVirtual controller
Thanks for that, the link explained it a bit better. we have the database and logs on separate raid 10 luns the rest are on raid 5 (I think) vkf, when you say use 2 different controllers. use 2...
View ArticleRe: Sql server with ParaVirtual controller
Just two different controllers, the type of controllers only matters when you are pushing very high IO. Using PVSCSI on O/S doesn't really make much difference and given that you would have to inject...
View ArticleRe: iSCSI treating new target LUNs as additional paths for existing target LUNs
VI client: Host -> Configuration -> Storage Adapters -> vmhba33 (for iSCSI)In details column, check "Devices" for NAA IDs.Also, there in Properties check for Dynamic and Static Discovery if...
View ArticleVAAI PROBLEM
Hi, I have Dell Compellent Storage in my environment with storage center OS 6.3.10. I would like to know that how VAAI will work. As i understand through Video and VMware VAAI guide it will improve...
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