2018-04-22 0:23 GMT+08:00 Jens Axboe <ax...@kernel.dk>:
> On 4/21/18 8:07 AM, Zhengyuan Liu wrote:
>> 2018-04-20 22:34 GMT+08:00 Jens Axboe <ax...@kernel.dk>:
>>> On 4/19/18 9:51 PM, Zhengyuan Liu wrote:
>>>> Hi, Shaohua
>>>>
>>>&g
2018-04-20 22:34 GMT+08:00 Jens Axboe <ax...@kernel.dk>:
> On 4/19/18 9:51 PM, Zhengyuan Liu wrote:
>> Hi, Shaohua
>>
>> I found it indeed doesn't do front merge when two threads flush plug list
>> concurrently. To
>> reappear , I prepared two IO threads
1.659445000 3 C WS 32 + 16 [0]
8,16 0 402 471.663946360 3 C WS 8 + 16 [0]
Now those adjacent request get merged.
-- Original --
From: "Zhengyuan Liu"<liuzhengy...@kylinos.cn>;
Date: Fri, Apr 13, 2018 04:16 PM
To: "s
, and another device from a different
node as the parameter is writable.
Signed-off-by: Zhengyuan Liu <liuzhengy...@kylinos.cn>
---
drivers/block/brd.c | 32 +++-
1 file changed, 27 insertions(+), 5 deletions(-)
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
