On Mon, 29 Jul 2024 18:38:33 -0400, Olivier Langlois wrote:
> this info may be useful when attempting to debug a problem
> involving a ring using the feature.
>
> Here is an example of the output:
> ip-172-31-39-89 /proc/772/fdinfo # cat 14
> pos: 0
> flags: 02000002
> mnt_id: 16
> ino: 10243
> SqMask: 0xff
> SqHead: 633
> SqTail: 633
> CachedSqHead: 633
> CqMask: 0x3fff
> CqHead: 430250
> CqTail: 430250
> CachedCqTail: 430250
> SQEs: 0
> CQEs: 0
> SqThread: 885
> SqThreadCpu: 0
> SqTotalTime: 52793826
> SqWorkTime: 3590465
> UserFiles: 0
> UserBufs: 0
> PollList:
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=6, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=6, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> op=10, task_works=0
> CqOverflowList:
> NAPI: enabled
> napi_busy_poll_to: 1
> napi_prefer_busy_poll: true
>
> [...]
Applied, thanks!
[1/1] io_uring: add napi busy settings to the fdinfo output
commit: 0c87670003aabfdf8772e8ee19d8794adab9a7e7
Best regards,
--
Jens Axboe
