Re: [PATCH 1/1] erofs-utils: lib: treat data blocks filled with 0s as a hole

2024-04-04 Thread Sandeep Dhavale via Linux-erofs
On Thu, Apr 4, 2024 at 7:00 AM Gao Xiang wrote: > > Hi Sandeep, > > On 2024/4/4 07:57, Sandeep Dhavale wrote: > > Add optimization to treat data blocks filled with 0s as a hole. > > Even though diskspace savings are comparable to chunk based or dedupe, > > having no block assigned saves us

Re: [PATCH 1/1] erofs-utils: lib: treat data blocks filled with 0s as a hole

2024-04-04 Thread Gao Xiang
Hi Sandeep, On 2024/4/4 07:57, Sandeep Dhavale wrote: Add optimization to treat data blocks filled with 0s as a hole. Even though diskspace savings are comparable to chunk based or dedupe, having no block assigned saves us redundant disk IOs during read. This patch detects if the block is