On 05/21/2013 08:26 PM, MORITA Kazutaka wrote: > Nack, the data length must be sector aligned when we use direct I/O. > Can't we modify Glance sheepdog driver so that we don't need these > changes? Just test create an image with size '3' and write 'XXX' to it. When it reads the content, we return 512 bytes. so fail the test. But if user requests to read 3 bytes, we should return 3 bytes, no more no less if we later support an object store like swift and s3, no? Thanks, Yuan |