Re: [PATCH v2] scripts/simplebench: compare write request performance

2020-07-13 Thread Vladimir Sementsov-Ogievskiy
13.07.2020 13:26, Andrey Shinkevich wrote: On 13.07.2020 11:43, Vladimir Sementsov-Ogievskiy wrote: 12.07.2020 19:07, Andrey Shinkevich wrote: On 11.07.2020 16:05, Vladimir Sementsov-Ogievskiy wrote: 26.06.2020 17:31, Andrey Shinkevich wrote: The script 'bench_write_req.py' allows comparing

Re: [PATCH v2] scripts/simplebench: compare write request performance

2020-07-13 Thread Andrey Shinkevich
On 13.07.2020 11:43, Vladimir Sementsov-Ogievskiy wrote: 12.07.2020 19:07, Andrey Shinkevich wrote: On 11.07.2020 16:05, Vladimir Sementsov-Ogievskiy wrote: 26.06.2020 17:31, Andrey Shinkevich wrote: The script 'bench_write_req.py' allows comparing performances of write request for two

Re: [PATCH v2] scripts/simplebench: compare write request performance

2020-07-13 Thread Andrey Shinkevich
On 13.07.2020 11:43, Vladimir Sementsov-Ogievskiy wrote: 12.07.2020 19:07, Andrey Shinkevich wrote: On 11.07.2020 16:05, Vladimir Sementsov-Ogievskiy wrote: 26.06.2020 17:31, Andrey Shinkevich wrote: The script 'bench_write_req.py' allows comparing performances of write request for two

Re: [PATCH v2] scripts/simplebench: compare write request performance

2020-07-13 Thread Vladimir Sementsov-Ogievskiy
12.07.2020 19:07, Andrey Shinkevich wrote: On 11.07.2020 16:05, Vladimir Sementsov-Ogievskiy wrote: 26.06.2020 17:31, Andrey Shinkevich wrote: The script 'bench_write_req.py' allows comparing performances of write request for two qemu-img binary files. An example with (qemu-img binary 1) and

Re: [PATCH v2] scripts/simplebench: compare write request performance

2020-07-12 Thread Andrey Shinkevich
On 11.07.2020 16:05, Vladimir Sementsov-Ogievskiy wrote: 26.06.2020 17:31, Andrey Shinkevich wrote: The script 'bench_write_req.py' allows comparing performances of write request for two qemu-img binary files. An example with (qemu-img binary 1) and without (qemu-img binary 2) the applied patch

Re: [PATCH v2] scripts/simplebench: compare write request performance

2020-07-11 Thread Vladimir Sementsov-Ogievskiy
26.06.2020 17:31, Andrey Shinkevich wrote: The script 'bench_write_req.py' allows comparing performances of write request for two qemu-img binary files. An example with (qemu-img binary 1) and without (qemu-img binary 2) the applied patch "qcow2: skip writing zero buffers to empty COW areas"

[PATCH v2] scripts/simplebench: compare write request performance

2020-06-26 Thread Andrey Shinkevich
The script 'bench_write_req.py' allows comparing performances of write request for two qemu-img binary files. An example with (qemu-img binary 1) and without (qemu-img binary 2) the applied patch "qcow2: skip writing zero buffers to empty COW areas" (git commit ID: c8bb23cbdbe32f5) The case does