[linux-lvm] Re: Linux LVM performance using multiple iSCSI targets

[Ritesh Raj Sarraf]

???? Anuj Singh wrote:

> 
> I used lvm and created a logical volume say MyBigStorage on FileServer
> using /dev/sda1, /dev/sda2, /dev/sda3..../dev/sdaN as physical disks
> (these are the raw disks exported from iscsi-target machines).
>
Is it only sda or sda/sdb and so on?

You should rather be using device IDs. I am not sure how PVs are scanned
during OS boot up. If names are hardcoded, you will be in trouble.
 
> 
> 4. Any other issue which you can suggest with above approach?
> 
You are not using dm-multipath for this setup?
Have you tested the current configuration with some of the iSCSI devices
made unavailable in between and exceeding the timeout period?

Ritesh
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