Re: [PATCH v2] f2fs: enable nowait async buffered writes

[Chao Yu <chao@kernel.org>]

On 2023/6/13 15:29, Yangtao Li wrote:
> This adds the async buffered write support to f2fs,
> the following is the relevant test data.
> 
> iodepth      | 1    | 2    | 4    | 8    | 16   |
> before(M/s)  | 1012 | 1133 | 894  | 981  | 866  |
> after(M/s)   | 1488 | 1896 | 2081 | 2188 | 2207 |
> 
> The following is the fio configuration:
> 
> [global]
> ioengine=io_uring
> sqthread_poll=1
> threads=1
> iodepth=32
> hipri=0
> direct=0
> fixedbufs=0
> uncached=0
> nowait=0
> force_async=0
> randrepeat=0
> time_based=0
> size=256M
> filename=/data/test/local/io_uring_test
> group_reporting
> [read256B-rand]
> bs=4096
> rw=randwrite
> numjobs=1
> 
> Signed-off-by: Lu Hongfei <luhongfei@vivo.com>
> Signed-off-by: Yangtao Li <frank.li@vivo.com>

Jaegeuk, it may be late, feel free to add:

Reviewed-by: Chao Yu <chao@kernel.org>

Thanks,