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I have this `fio` jobfile (with a file (./data1/file8) created before by `fio`).
```
[global]
filename=./data1/file8 ; 8G file
rw=read
invalidate=0
thread
offset=0
size=100%
[init_cache]
…
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| | |
|------------------|-----------------|
|Previous ID | SR-14335 |
|Radar | rdar://problem/75323642 |
|Original Repo…
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### Describe what you are looking for
It's quite easy and cheap to pick the right underlying engine on startup. Much more reasonable for the user to replace `rich_posix` with `rich_uring` and under…
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I already have PR #1289 which needs some more work before being considered for inclusion in the project. In said PR, cat uses `splice()` instead of `read()` on Linux, drastically increasing throughput…
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### Version
v21.5.0
### Platform
Linux wpe-icx 6.2.0-26-generic #26~22.04.1-Ubuntu SMP PREEMPT_DYNAMIC Thu Jul 13 16:27:29 UTC 2 x86_64 x86_64 x86_64 GNU/Linux
### Subsystem
libuv, benchmark
###…
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Based on the configuration and work around from #8 I get a SIGSEGV:
```
Program received signal SIGSEGV, Segmentation fault.
io_uring_get_sqe (ring=0x41b58ab3) at queue.c:323
323 return __io_urin…
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When we want to gather per-system metrics for `tokio-epoll-uring`, a good design would be let each system tracks it's own metrics separately, and only go through each thread local system to aggregate …
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在5.7以后内核,io_uring的性能得到较好的改善,是否考虑对linux平台支持io_uring?
https://kernel.dk/io_uring.pdf
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It seems that Linux finally has a good story when it comes to async I/O: [io_uring](http://kernel.dk/io_uring.pdf)
While this is only released as part of Kernel 5.1, it definitely looks like a game…