Commit Graph

3990 Commits

Author SHA1 Message Date
Yann Collet
ee27f6937c Merge pull request #758 from stellamplau/ldm
Add working prototype of a long distance matcher
2017-07-28 17:07:21 -07:00
Stella Lau
8fae41c412 Return error code in verify() and minor code cleanup 2017-07-27 17:14:05 -07:00
Stella Lau
1294a4a897 Fix typo 2017-07-27 15:49:46 -07:00
Stella Lau
627621839c Add checks in initialization code 2017-07-27 15:37:37 -07:00
Stella Lau
c105f605e6 Update README 2017-07-27 11:11:35 -07:00
Yann Collet
e1222544be Merge pull request #753 from paulcruz74/adapt-approach-3
adaptive compression v1
2017-07-27 10:00:10 -07:00
Paul Cruz
2320e7378a remove unused variable, add documentation for context fields 2017-07-26 17:02:47 -07:00
Stella Lau
9eaf3d22d0 Allow HASH_ONLY_EVERY_LOG to be configured in ldm.h 2017-07-26 16:43:25 -07:00
Paul Cruz
ab5a78547e fix leaky abstraction regarding measuring completion 2017-07-26 16:40:05 -07:00
Paul Cruz
715f36ca81 added definitions for conversion constants, moved forced compression check to top of adaptCompressionLevel, used ZSTD_BLOCKSIZE_MAX 2017-07-26 15:52:15 -07:00
Paul Cruz
6c1c1242fc set the window log value before performing compression 2017-07-26 14:29:59 -07:00
Stella Lau
40759bade9 Add README and clean up code 2017-07-26 13:24:03 -07:00
Paul Cruz
a959cc881a moved reset of completion to right after wait 2017-07-26 10:34:48 -07:00
Paul Cruz
305d5ee70f change to >= convergence counter 2017-07-26 10:20:29 -07:00
Paul Cruz
be92a38d6a decrease completion requirements for change, move create thread wait, merge cases where compression thread should wait 2017-07-26 10:05:10 -07:00
Stella Lau
e9161637b2 Allow parameters to be modified from a separate file 2017-07-25 18:13:27 -07:00
Paul Cruz
0b18d21e03 building on readme, added another help tip in the menu 2017-07-25 17:47:02 -07:00
Paul Cruz
7cc74e0b27 adding more to readme 2017-07-25 16:55:16 -07:00
Paul Cruz
8dbb07d822 updated progress bar with better representation of time, added const 2017-07-25 16:03:43 -07:00
Paul Cruz
9a132707af changing time units to seconds 2017-07-25 15:26:26 -07:00
Stella Lau
629c300118 Rename and remove unneeded files 2017-07-25 15:17:36 -07:00
Paul Cruz
31a9ed9883 updated const values, added more comments 2017-07-25 14:53:40 -07:00
Yann Collet
6466fd3400 Merge pull request #776 from terrelln/dev
[libzstd] Fix CHECK_V_F() macro
2017-07-25 14:39:32 -07:00
Paul Cruz
5cfbf609a4 removed old debug statements no longer being used 2017-07-25 14:31:48 -07:00
Paul Cruz
0882cd1981 progress bar -- don't print num jobs, time elapsed shown in seconds 2017-07-25 14:26:55 -07:00
Paul Cruz
310c12d07e moved debug statements to a compiler flag 2017-07-25 14:08:39 -07:00
Nick Terrell
ae20d413da [libzstd] Fix CHECK_V_F macros 2017-07-25 12:52:01 -07:00
Paul Cruz
e02c79f833 started using decrease cooldown so that compression level would not decrease several times in a row 2017-07-25 11:16:27 -07:00
Paul Cruz
85d7c919f6 created independent function for controlling how completion relates to compression level change 2017-07-25 10:32:14 -07:00
Paul Cruz
6f1e260edd added mechanism for getting rid of spikes 2017-07-25 10:01:10 -07:00
Paul Cruz
700758d676 added help statement for -p, switched it to hide progress bar now that progress bar is default 2017-07-24 16:26:20 -07:00
Paul Cruz
df3754b6ed add quiet option, make progress bar default 2017-07-24 16:19:07 -07:00
Stella Lau
0295a27133 Experiment with not using a checksum 2017-07-24 15:26:44 -07:00
Paul Cruz
4dc83ca64c compression thread should take measurements independently based on whether or not the create/write thread will actually bottleneck performance 2017-07-24 15:14:58 -07:00
Paul Cruz
0ee3f8c2f8 adding more debug 2017-07-24 15:06:11 -07:00
Paul Cruz
8328f8192a updating debug statements again 2017-07-24 14:40:23 -07:00
Paul Cruz
d3d759301f changing position of endline for debug 2017-07-24 13:47:39 -07:00
Stella Lau
08a6e9a141 Minor code cleanup 2017-07-24 13:22:00 -07:00
Stella Lau
6eefa32911 Deduplicate code 2017-07-24 12:40:59 -07:00
Stella Lau
8ed9220102 Experiment with eviction policies and minor code cleanup 2017-07-24 12:05:43 -07:00
Paul Cruz
e508f632d6 updated comments and debug statements 2017-07-24 11:01:36 -07:00
Stella Lau
eb16da647d Minor clean up 2017-07-24 10:20:53 -07:00
Stella Lau
1a188fe864 Fix overflow bug when calculating hash 2017-07-24 10:20:53 -07:00
Stella Lau
0b8fb1703b Experiment with 64-bit hash insertion policy 2017-07-24 10:20:30 -07:00
Stella Lau
273c17b350 Experiment with 64-bit hash and checksum 2017-07-24 10:19:50 -07:00
Paul Cruz
483d936b87 reduced competition for completion mutex by separating mutex use based on which values is updated 2017-07-23 14:09:16 -07:00
Paul Cruz
880f08d104 change how completion is measured in compression thread 2017-07-23 10:18:54 -07:00
Paul Cruz
08d9e42ec6 removed useless measurements 2017-07-21 18:02:55 -07:00
Paul Cruz
95bef759b3 switched over to model where reading only waits on compression thread 2017-07-21 17:49:39 -07:00
Paul Cruz
6455ec482c taking the maximum of the completion level reads in order to determine which one was waiting more 2017-07-21 16:05:01 -07:00