[sheepdog] What is the default read/write sector size in sheepdog ?

[Hitoshi Mitake]

At Sun, 5 Jul 2015 22:30:24 +0530,
ankit bhardwaj wrote:
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> In the documentation, I found that default object size is 4MB and Qemu
> block driver divides the VM image into 4 MB objects. This is about the
> storing of the image. How the image is stored in the disk. But what about
> reading and writing on those objects.
> 
> Does the Object Manager uses the services of the OS and sector size of the
> OS is the default size of for reading and writing ?

Yes. But the rule has one exception. In a case of copy on write, 4MB write is issued.

Thanks,
Hitoshi

> 
> Or
> 
> Object store fetches 4 MB objects to perform read and write.
> 
> Thanks & regards,
> Ankit Bhardwaj
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