Re: [Scst-devel] Is the device nv_cache shared between different iSCSI targets

[Stephan B. <ste...@jv...>]

Am 24.09.13 13:09, schrieb Bart Van Assche:
> On 09/23/13 21:27, Stephan Budach wrote:
>> so, if my SCST devices are based on LVs, nv_cache=1 would allow those
>> LVs to cache data themselves, while otherwise using nv_cache=0 would set
>> the LVs (or whatever lies below the SCSZ devices) to do write_through
>> instead?
>>
>> Does this even work with LVM?
>
> If you want to use the Linux page cache for caching data then that is 
> possible by using vdisk_fileio for block devices instead of 
> vdisk_blockio.
>
> Hope this helps,
>
> Bart.
I actually only tried to verify my understanding of the nv_cache option, 
I did not intend to use fileio at all.

Thanks,
Stephan