Hi Denis, it is a very hot piece of code. Every page and WAL segment are covered by CRC32.
Sincerely, Dmitriy Pavlov пн, 13 авг. 2018 г. в 22:11, Denis Magda <dma...@apache.org>: > Hello Evgeniy, > > What is PureJavaCrc32 used for in Ignite? Is it on a critical path > somewhere? > > -- > Denis > > On Mon, Aug 13, 2018 at 12:08 PM Евгений Станиловский > <arzamas...@mail.ru.invalid> wrote: > > > Hi, igniters, i wrote a simple bench, looks like PureJavaCrc32 has > > performance problems in compatible with zip.CRC32. > > > > Benchmark Mode Cnt Score Error Units > > BenchmarkCRC.Crc32 avgt 5 1088914.540 ± 368851.822 ns/op > > BenchmarkCRC.pureJavaCrc32 avgt 5 6619408.049 ± 3746712.210 ns/op > > > > thoughts? > > >
