Storage Flashcards
How to set GPT desk?
when disk is blank you initialize to either MBR or GPT
create vhd using powershell?
install hyper-v tools
install-windowsfeature -name hyper-v-powershell
new-vhd -path c:\data.vhdx -sizebytes 10gb
how to mount vhd using powershell
either mount-diskimage -imagepath
mount-vhd -path filename
Why use NTFS?
file compr, efs, quotas, VSS, resizing
Uses for REFS?
can’t boot from it, hyper-v and sql databases, no ntfs features such as compr, efs, and disk quotas. for data use cases
server 2016 standard perm are called what now?
basic
server 2016 calls special perm what now?
advaneced?
what is additive?
start with no perm and add
subtractive?
start with all perm and minus. not recommended
do explicit perm take over inherited?
yes they do
what is a storage spaces storage pool?
pool of data that can be turned into specific disks?
how many disks needed for storage spaces mirror?
two or three disks, expensive
disks needed for storage spaces parity?
three minimum, less expensive than mirroring
how many disk for two-way mirror?
two
how many disks for three-way mirror?
atleast 5
What is tiered storage?
storage spaces feature in 2016 where you can use SSD as caching drive.
what is isns?
like dns for iscsi and fiber
how to setup isns?
install isns feature
then add iscsi initiators manually by adding isns server in iniator
what is dcb datacenter bridging?
allows allocation of bandwidth for certain purposes like data and storage. need converged network adapter, and storage device must support feature.
what is MPIO?
enables server connected to san to go through alternate paths if connection fails
what is storage replica?
2016 feature that enables administrators to replicate
volumes, synchronously or asynchronously, for disaster preparedness and disaster recovery
purposes
what is a stretch cluster?
in different sites with different storage, not shared storage
what is discrete device assignment?
pass through pci express device through to VM
what is shared nothing live migration?
migration in hyper-v where you only move vm?
in hyper-v migration using kerberos requires what?
enabling constrained delegation on ad objects delegation tab either cifs for storage or virtual system migration service services
failover clusters required shared what?
storage
guest cluster?
good for testing purposes created on host vm’s only
nlb requirements of hosts?
2 to 32 hosts, can share ip address for nlb
cluster and nlb name difference?
nodes and hosts
why set nlb to multicast?
unicast can create loopback with same mac, while multicast doesn’t create that
