Przemyslaw Skibinski

Decompression error

2

I've added xpack to lzbench v1.2: https://github.com/inikep/lzbench/commits/v1.2 When I'm doing tests with the following file: https://docs.google.com/uc?id=0BwX7dtyRLxThRzBwT0xkUy1TMFE&export=download I have decompression error: ``` Compressor name Compress. Decompress. Compr. size Ratio Filename memcpy...

encoding crash

6

I've included the newest commit of libzling (ee058fad67d83550f268bfc50ee7824edc74fda2) to lzbench and now I have crash during encoding at level 2 with my "win81" file (https://docs.google.com/uc?id=0BwX7d...xport=download). If you are not able...

I created 16 tables with 1024 rows each. I added `print(string.format("tid=%d tnum=%d id=%d", sysbench.tid, tnum, id))` in `oltp_delete.lua` to check how random numbers are generated. Then I run `sysbench oltp_delete.lua...

bad detection of SSE2

2

Prefeching is not working with gcc 4.8.4 (without -msse2): https://travis-ci.org/inikep/lzbench/jobs/167837663 To properly check if `` is available in gcc you should use: ``` #ifdef __SSE2__ #include /* requires SSE2 */...

SEGFAULT

6

The current version of CSC crashes with gcc and Visual C++ when there is many repeated compression calls:  If you have problems with generating this issue use `lzbench -ecsc...

Revert the commit that causes the issue in MyRocks.

PS-9680 [8.0]: Update RocksDB submodule to percona-202404-v9.3.1-revert

1

Revert the commit that causes the issue in MyRocks.

Request for memory-to-memory multi-threading compression API

6

Currently multi-threading (MT) in bzip3 is available only in CLI (achieved using `bz3_encode_blocks()` in `main.c`). Please consier adding memory-to-memory MT compression API for example: ``` BZIP3_API int bz3_compress_mt(u32 block_size, const...

A list of compressors to update

1

In this topic you can put a request to update codecs if their new version get published. You can still do it yourself as described in [CONTRIBUTING](https://github.com/inikep/lzbench/blob/master/CONTRIBUTING.md#2-updating-existing-codecs) section.

Requests for adding internal multithreading for compression libraries

11

The new version of lzbench in `master` branch introduces the `-I#` option, which enables compression using `#` internal (built-in) threads when supported. Currently available only for the following compressors: fast-lzma2,...