liburing4cpp

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performance tuning help need when I issue read on fast NVMe device with example code

8

hello expert. I change the link_cp code a little to to read on one fast NVMe, its read capabilities are 6000MB/s with below code I can only reach 2400MB/s, what...

gaowayne

SIGSEGV in file_server

15

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_uring_get_sqe(sq, io_uring_smp_load_acquire(sq->khead)); (gdb) p...

MatthiasMann

heap-use-after-free crash in test application

4

I have compiled https://github.com/CarterLi/liburing4cpp/commit/1e2be4deaba366da45e55248ff440f8daf2ff1d3 for ARM 32 user space on an AARCH 64 kernel (`Linux C300 5.8.0-20200922-1 #1 SMP PREEMPT 2020-09-01T00:00:00+00:00 aarch64 GNU/Linux`) using https://github.com/axboe/liburing/commit/bd62cfb9a22cdb82b8ebff407ec98c2e22960753 with OSELAS.Toolchain-2020.08.0/arm-v7a-linux-gnueabihf/gcc-10.2.1-clang-10.0.1-glibc-2.32-binutils-2.35-kernel-5.8-sanitized/bin/arm-v7a-linux-gnueabihf-g++ in `-std=c++20` mode....

MatthiasMann