Commit graph

23 commits

Author SHA1 Message Date
Roman Khimov
4f3ffe7290 golangci: enable errorlint and fix everything it found 2022-09-02 18:36:23 +03:00
Roman Khimov
9987afea4c storage: move DB configuration into a package on its own
Lightweight thing to import anywhere, pkg/config should not be dependent on
Level/Bolt/anything else.
2022-07-08 23:30:30 +03:00
Roman Khimov
be24bf6412 storage: drop Put and Delete from Store interface
It's only changed with PutChangeSet, single KV operations are handled by
MemCachedStore.
2022-02-16 18:24:20 +03:00
Roman Khimov
17a43b19e0 storage: remove Batch from Store
We never use it for real underlying stores, so these implementations are
useless (everything goes though PutChangeSet now).
2022-02-16 15:55:48 +03:00
Roman Khimov
35bdfc5eca storage: use two maps for MemoryStore
Simple and dumb as it is, this allows to separate contract storage from other
things and dramatically improve Seek() time over storage (even though it's
still unordered!) which in turn improves block processing speed.

        LevelDB             LevelDB (KeepOnlyLatest)  BoltDB              BoltDB (KeepOnlyLatest)
Master  real    16m27,936s  real    10m9,440s         real    16m39,369s  real    8m1,227s
        user    20m12,619s  user    26m13,925s        user    18m9,162s   user    18m5,846s
        sys     2m56,377s   sys     1m32,051s         sys     9m52,576s   sys     2m9,455s

2 maps  real    10m49,495s  real    8m53,342s         real    11m46,204s  real    5m56,043s
        user    14m19,922s  user    24m6,225s         user    13m25,691s  user    15m4,694s
        sys     1m53,021s   sys     1m23,006s         sys     4m31,735s   sys     2m8,714s

neo-bench performance is mostly unaffected, ~0.5% for 1-1 test and 4% for
10K-10K test both fall within regular test error range.
2022-02-16 15:55:48 +03:00
Roman Khimov
ad606101c7 storage: add SeekGC interface for GC
It's very special, single-purpose thing, but it improves cumulative time spent
in GC by ~10% for LevelDB and by ~36% for BoltDB during 1050K mainnet chain
processing. While the overall chain import time doesn't change in any
noticeable way (~1%), I think it's still worth it, for machines with slower
disks the difference might be more noticeable.
2022-02-14 17:29:21 +03:00
Roman Khimov
51b804ab0e storage: generalize Level/Bolt seek implementations
Too much in common. Just refactoring. no functional changes.
2022-02-12 23:09:37 +03:00
Roman Khimov
3307292597 storage: rework MemoryStore with a single map
Doesn't affect any benchmarks or tests, but makes things a bit simpler.
2022-02-09 00:22:42 +03:00
Anna Shaleva
cd42b8b20c core: allow early Seek stop
This simple approach allows to improve the performance of
BoltDB and LevelDB in both terms of speed and allocations
for retrieving GasPerVote value from the storage.
MemoryPS's speed suffers a bit, but we don't use it for
production environment.

Part of #2322.

Benchmark results:

name                                                              old time/op    new time/op    delta
NEO_GetGASPerVote/MemPS_10RewardRecords_1RewardDistance-8           25.3µs ± 1%    26.4µs ± 9%   +4.41%  (p=0.043 n=10+9)
NEO_GetGASPerVote/MemPS_10RewardRecords_10RewardDistance-8          27.9µs ± 1%    30.1µs ±15%   +7.97%  (p=0.000 n=10+9)
NEO_GetGASPerVote/MemPS_10RewardRecords_100RewardDistance-8         55.1µs ± 1%    60.2µs ± 7%   +9.27%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_10RewardRecords_1000RewardDistance-8         353µs ± 2%     416µs ±13%  +17.88%  (p=0.000 n=8+8)
NEO_GetGASPerVote/MemPS_100RewardRecords_1RewardDistance-8           195µs ± 1%     216µs ± 7%  +10.42%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_100RewardRecords_10RewardDistance-8          200µs ± 4%     214µs ± 9%   +6.99%  (p=0.002 n=9+8)
NEO_GetGASPerVote/MemPS_100RewardRecords_100RewardDistance-8         223µs ± 2%     247µs ± 9%  +10.60%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_100RewardRecords_1000RewardDistance-8        612µs ±23%     855µs ±52%  +39.60%  (p=0.001 n=9+10)
NEO_GetGASPerVote/MemPS_1000RewardRecords_1RewardDistance-8         11.3ms ±53%    10.7ms ±50%     ~     (p=0.739 n=10+10)
NEO_GetGASPerVote/MemPS_1000RewardRecords_10RewardDistance-8        12.0ms ±37%    10.4ms ±65%     ~     (p=0.853 n=10+10)
NEO_GetGASPerVote/MemPS_1000RewardRecords_100RewardDistance-8       11.3ms ±40%    10.4ms ±49%     ~     (p=0.631 n=10+10)
NEO_GetGASPerVote/MemPS_1000RewardRecords_1000RewardDistance-8      3.80ms ±45%    3.69ms ±27%     ~     (p=0.931 n=6+5)
NEO_GetGASPerVote/BoltPS_10RewardRecords_1RewardDistance-8          23.0µs ± 9%    22.6µs ± 4%     ~     (p=0.059 n=8+9)
NEO_GetGASPerVote/BoltPS_10RewardRecords_10RewardDistance-8         25.9µs ± 5%    24.8µs ± 4%   -4.17%  (p=0.006 n=10+8)
NEO_GetGASPerVote/BoltPS_10RewardRecords_100RewardDistance-8        42.7µs ±13%    38.9µs ± 1%   -8.85%  (p=0.000 n=9+8)
NEO_GetGASPerVote/BoltPS_10RewardRecords_1000RewardDistance-8       80.8µs ±12%    84.9µs ± 9%     ~     (p=0.114 n=8+9)
NEO_GetGASPerVote/BoltPS_100RewardRecords_1RewardDistance-8         64.3µs ±16%    22.1µs ±23%  -65.64%  (p=0.000 n=10+10)
NEO_GetGASPerVote/BoltPS_100RewardRecords_10RewardDistance-8        61.0µs ±34%    23.2µs ± 8%  -62.04%  (p=0.000 n=10+9)
NEO_GetGASPerVote/BoltPS_100RewardRecords_100RewardDistance-8       62.2µs ±14%    25.7µs ±13%  -58.66%  (p=0.000 n=9+10)
NEO_GetGASPerVote/BoltPS_100RewardRecords_1000RewardDistance-8       359µs ±60%     325µs ±60%     ~     (p=0.739 n=10+10)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_1RewardDistance-8         242µs ±21%      13µs ±28%  -94.49%  (p=0.000 n=10+8)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_10RewardDistance-8        229µs ±23%      18µs ±70%  -92.02%  (p=0.000 n=10+9)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_100RewardDistance-8       238µs ±28%     20µs ±109%  -91.38%  (p=0.000 n=10+9)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_1000RewardDistance-8      265µs ±20%      77µs ±62%  -71.04%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_1RewardDistance-8         25.5µs ± 3%    24.7µs ± 7%     ~     (p=0.143 n=10+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_10RewardDistance-8        27.4µs ± 2%    27.9µs ± 6%     ~     (p=0.280 n=10+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_100RewardDistance-8       50.2µs ± 7%    47.4µs ±10%     ~     (p=0.156 n=9+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_1000RewardDistance-8      98.2µs ± 9%    94.6µs ±10%     ~     (p=0.218 n=10+10)
NEO_GetGASPerVote/LevelPS_100RewardRecords_1RewardDistance-8        82.9µs ±13%    32.1µs ±22%  -61.30%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_100RewardRecords_10RewardDistance-8       92.2µs ±11%    33.7µs ±12%  -63.42%  (p=0.000 n=10+9)
NEO_GetGASPerVote/LevelPS_100RewardRecords_100RewardDistance-8      88.3µs ±22%    39.4µs ±14%  -55.36%  (p=0.000 n=10+9)
NEO_GetGASPerVote/LevelPS_100RewardRecords_1000RewardDistance-8      106µs ±18%      78µs ±24%  -26.20%  (p=0.000 n=9+10)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_1RewardDistance-8        360µs ±24%      29µs ±53%  -91.91%  (p=0.000 n=10+9)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_10RewardDistance-8       353µs ±16%      50µs ±70%  -85.72%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_100RewardDistance-8      381µs ±20%     47µs ±111%  -87.64%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_1000RewardDistance-8     434µs ±19%     113µs ±41%  -74.04%  (p=0.000 n=10+10)

name                                                              old alloc/op   new alloc/op   delta
NEO_GetGASPerVote/MemPS_10RewardRecords_1RewardDistance-8           4.82kB ± 0%    4.26kB ± 1%  -11.62%  (p=0.000 n=10+9)
NEO_GetGASPerVote/MemPS_10RewardRecords_10RewardDistance-8          4.99kB ± 0%    4.41kB ± 1%  -11.56%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_10RewardRecords_100RewardDistance-8         8.45kB ± 0%    7.87kB ± 0%   -6.88%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_10RewardRecords_1000RewardDistance-8        55.0kB ± 0%    54.5kB ± 0%   -0.81%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_100RewardRecords_1RewardDistance-8          29.1kB ± 0%    21.7kB ± 2%  -25.56%  (p=0.000 n=9+9)
NEO_GetGASPerVote/MemPS_100RewardRecords_10RewardDistance-8         29.3kB ± 1%    21.8kB ± 2%  -25.74%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_100RewardRecords_100RewardDistance-8        31.3kB ± 1%    23.6kB ± 1%  -24.50%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_100RewardRecords_1000RewardDistance-8       92.5kB ± 5%    84.7kB ± 3%   -8.50%  (p=0.000 n=10+9)
NEO_GetGASPerVote/MemPS_1000RewardRecords_1RewardDistance-8          324kB ±29%     222kB ±44%  -31.33%  (p=0.007 n=10+10)
NEO_GetGASPerVote/MemPS_1000RewardRecords_10RewardDistance-8         308kB ±32%     174kB ±14%  -43.56%  (p=0.000 n=10+8)
NEO_GetGASPerVote/MemPS_1000RewardRecords_100RewardDistance-8        298kB ±23%     178kB ±36%  -40.26%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_1000RewardRecords_1000RewardDistance-8       362kB ± 6%     248kB ± 6%  -31.54%  (p=0.004 n=6+5)
NEO_GetGASPerVote/BoltPS_10RewardRecords_1RewardDistance-8          5.15kB ± 3%    4.64kB ± 2%   -9.92%  (p=0.000 n=10+9)
NEO_GetGASPerVote/BoltPS_10RewardRecords_10RewardDistance-8         5.36kB ± 1%    4.75kB ± 5%  -11.42%  (p=0.000 n=10+10)
NEO_GetGASPerVote/BoltPS_10RewardRecords_100RewardDistance-8        8.15kB ± 4%    7.53kB ± 1%   -7.62%  (p=0.000 n=10+9)
NEO_GetGASPerVote/BoltPS_10RewardRecords_1000RewardDistance-8       33.2kB ± 5%    33.2kB ± 7%     ~     (p=0.829 n=8+10)
NEO_GetGASPerVote/BoltPS_100RewardRecords_1RewardDistance-8         20.1kB ± 7%     5.8kB ±13%  -70.90%  (p=0.000 n=10+10)
NEO_GetGASPerVote/BoltPS_100RewardRecords_10RewardDistance-8        19.8kB ±14%     6.2kB ± 5%  -68.87%  (p=0.000 n=10+9)
NEO_GetGASPerVote/BoltPS_100RewardRecords_100RewardDistance-8       21.7kB ± 6%     8.0kB ± 7%  -63.20%  (p=0.000 n=9+10)
NEO_GetGASPerVote/BoltPS_100RewardRecords_1000RewardDistance-8      98.5kB ±44%    81.8kB ±48%     ~     (p=0.143 n=10+10)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_1RewardDistance-8         130kB ± 4%       4kB ± 9%  -96.69%  (p=0.000 n=10+10)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_10RewardDistance-8        131kB ± 4%       5kB ±21%  -96.48%  (p=0.000 n=9+9)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_100RewardDistance-8       132kB ± 4%       6kB ±10%  -95.39%  (p=0.000 n=10+8)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_1000RewardDistance-8      151kB ± 4%      26kB ±10%  -82.46%  (p=0.000 n=9+9)
NEO_GetGASPerVote/LevelPS_10RewardRecords_1RewardDistance-8         5.92kB ± 3%    5.32kB ± 2%  -10.01%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_10RewardDistance-8        6.09kB ± 2%    5.48kB ± 2%  -10.00%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_100RewardDistance-8       9.61kB ± 1%    9.00kB ± 0%   -6.29%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_1000RewardDistance-8      33.4kB ± 7%    32.2kB ± 5%   -3.60%  (p=0.037 n=10+10)
NEO_GetGASPerVote/LevelPS_100RewardRecords_1RewardDistance-8        22.3kB ±10%     9.0kB ±16%  -59.78%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_100RewardRecords_10RewardDistance-8       23.6kB ± 6%     8.5kB ±20%  -63.76%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_100RewardRecords_100RewardDistance-8      24.2kB ± 9%    11.5kB ± 4%  -52.34%  (p=0.000 n=10+8)
NEO_GetGASPerVote/LevelPS_100RewardRecords_1000RewardDistance-8     44.2kB ± 6%    30.8kB ± 9%  -30.24%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_1RewardDistance-8        144kB ± 4%      10kB ±24%  -93.39%  (p=0.000 n=9+10)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_10RewardDistance-8       146kB ± 1%      11kB ±37%  -92.14%  (p=0.000 n=7+10)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_100RewardDistance-8      149kB ± 3%      11kB ±12%  -92.28%  (p=0.000 n=10+9)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_1000RewardDistance-8     171kB ± 4%      34kB ±12%  -80.00%  (p=0.000 n=10+10)

name                                                              old allocs/op  new allocs/op  delta
NEO_GetGASPerVote/MemPS_10RewardRecords_1RewardDistance-8             95.0 ± 0%      74.0 ± 0%  -22.11%  (p=0.001 n=8+9)
NEO_GetGASPerVote/MemPS_10RewardRecords_10RewardDistance-8             100 ± 0%        78 ± 1%  -21.70%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_10RewardRecords_100RewardDistance-8            153 ± 0%       131 ± 2%  -14.25%  (p=0.000 n=6+10)
NEO_GetGASPerVote/MemPS_10RewardRecords_1000RewardDistance-8           799 ± 2%       797 ± 4%     ~     (p=0.956 n=10+10)
NEO_GetGASPerVote/MemPS_100RewardRecords_1RewardDistance-8             438 ± 6%       167 ± 0%  -61.86%  (p=0.000 n=10+9)
NEO_GetGASPerVote/MemPS_100RewardRecords_10RewardDistance-8            446 ± 5%       172 ± 0%  -61.38%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_100RewardRecords_100RewardDistance-8           506 ± 4%       232 ± 1%  -54.21%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_100RewardRecords_1000RewardDistance-8        1.31k ± 5%     0.97k ± 4%  -26.20%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_1000RewardRecords_1RewardDistance-8          5.06k ± 1%     1.09k ± 2%  -78.53%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_1000RewardRecords_10RewardDistance-8         5.02k ± 3%     1.08k ± 0%  -78.45%  (p=0.000 n=10+8)
NEO_GetGASPerVote/MemPS_1000RewardRecords_100RewardDistance-8        5.09k ± 3%     1.15k ± 2%  -77.48%  (p=0.000 n=10+10)
NEO_GetGASPerVote/MemPS_1000RewardRecords_1000RewardDistance-8       5.83k ± 1%     1.87k ± 3%  -68.02%  (p=0.004 n=6+5)
NEO_GetGASPerVote/BoltPS_10RewardRecords_1RewardDistance-8             103 ± 2%        82 ± 1%  -20.83%  (p=0.000 n=10+10)
NEO_GetGASPerVote/BoltPS_10RewardRecords_10RewardDistance-8            107 ± 0%        86 ± 0%  -19.63%  (p=0.000 n=8+8)
NEO_GetGASPerVote/BoltPS_10RewardRecords_100RewardDistance-8           164 ± 1%       139 ± 0%  -15.45%  (p=0.000 n=10+9)
NEO_GetGASPerVote/BoltPS_10RewardRecords_1000RewardDistance-8          820 ± 1%       789 ± 1%   -3.70%  (p=0.000 n=9+10)
NEO_GetGASPerVote/BoltPS_100RewardRecords_1RewardDistance-8            475 ± 0%        94 ± 3%  -80.15%  (p=0.000 n=10+9)
NEO_GetGASPerVote/BoltPS_100RewardRecords_10RewardDistance-8           481 ± 0%       100 ± 2%  -79.26%  (p=0.000 n=9+9)
NEO_GetGASPerVote/BoltPS_100RewardRecords_100RewardDistance-8          549 ± 0%       161 ± 2%  -70.69%  (p=0.000 n=10+10)
NEO_GetGASPerVote/BoltPS_100RewardRecords_1000RewardDistance-8       1.61k ±19%     1.19k ±25%  -26.05%  (p=0.000 n=10+10)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_1RewardDistance-8         4.12k ± 0%     0.08k ± 2%  -98.02%  (p=0.000 n=10+10)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_10RewardDistance-8        4.14k ± 0%     0.09k ± 3%  -97.90%  (p=0.000 n=9+9)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_100RewardDistance-8       4.19k ± 0%     0.15k ± 3%  -96.52%  (p=0.000 n=9+9)
NEO_GetGASPerVote/BoltPS_1000RewardRecords_1000RewardDistance-8      4.82k ± 1%     0.74k ± 1%  -84.58%  (p=0.000 n=10+9)
NEO_GetGASPerVote/LevelPS_10RewardRecords_1RewardDistance-8            112 ± 4%        90 ± 3%  -19.45%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_10RewardDistance-8           116 ± 2%        95 ± 2%  -17.90%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_100RewardDistance-8          170 ± 3%       148 ± 3%  -12.99%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_10RewardRecords_1000RewardDistance-8         800 ± 2%       772 ± 2%   -3.50%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_100RewardRecords_1RewardDistance-8           480 ± 3%       118 ± 3%  -75.32%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_100RewardRecords_10RewardDistance-8          479 ± 2%       123 ± 3%  -74.33%  (p=0.000 n=10+9)
NEO_GetGASPerVote/LevelPS_100RewardRecords_100RewardDistance-8         542 ± 1%       183 ± 3%  -66.34%  (p=0.000 n=10+9)
NEO_GetGASPerVote/LevelPS_100RewardRecords_1000RewardDistance-8      1.19k ± 1%     0.79k ± 1%  -33.41%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_1RewardDistance-8        4.21k ± 1%     0.13k ±21%  -96.83%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_10RewardDistance-8       4.23k ± 1%     0.15k ±17%  -96.48%  (p=0.000 n=10+10)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_100RewardDistance-8      4.27k ± 0%     0.19k ± 6%  -95.51%  (p=0.000 n=10+9)
NEO_GetGASPerVote/LevelPS_1000RewardRecords_1000RewardDistance-8     4.89k ± 1%     0.79k ± 2%  -83.80%  (p=0.000 n=10+10)
2022-01-19 20:54:35 +03:00
Anna Shaleva
04a8e6666f storage: allow to seek backwards 2022-01-13 12:44:29 +03:00
AnnaShaleva
6bc92abe19 storage: allow to seek starting from some point 2022-01-13 12:44:29 +03:00
Roman Khimov
ae071d4542 storage: introduce PutChangeSet and use it for Persist
We're using batches in wrong way during persist, we already have all changes
accumulated in two maps and then we move them to batch and then this is
applied. For some DBs like BoltDB this batch is just another MemoryStore, so
we essentially just shuffle the changeset from one map to another, for others
like LevelDB batch is just a serialized set of KV pairs, it doesn't help much
on subsequent PutBatch, we just duplicate the changeset again.

So introduce PutChangeSet that allows to take two maps with sets and deletes
directly. It also allows to simplify MemCachedStore logic.

neo-bench for single node with 10 workers, LevelDB:

  Reference:

  RPS    30189.132 30556.448 30390.482 ≈ 30379    ±  0.61%
  TPS    29427.344 29418.687 29434.273 ≈ 29427    ±  0.03%
  CPU %     33.304    27.179    33.860 ≈    31.45 ± 11.79%
  Mem MB   800.677   798.389   715.042 ≈   771    ±  6.33%

  Patched:

  RPS    30264.326 30386.364 30166.231 ≈ 30272    ± 0.36% ⇅
  TPS    29444.673 29407.440 29452.478 ≈ 29435    ± 0.08% ⇅
  CPU %     34.012    32.597    33.467 ≈   33.36  ± 2.14% ⇅
  Mem MB   549.126   523.656   517.684 ≈  530     ± 3.15% ↓ 31.26%

BoltDB:

  Reference:

  RPS    31937.647 31551.684 31850.408 ≈ 31780    ±  0.64%
  TPS    31292.049 30368.368 31307.724 ≈ 30989    ±  1.74%
  CPU %     33.792    22.339    35.887 ≈    30.67 ± 23.78%
  Mem MB  1271.687  1254.472  1215.639 ≈  1247    ±  2.30%

  Patched:

  RPS    31746.818 30859.485 31689.761 ≈ 31432    ± 1.58% ⇅
  TPS    31271.499 30340.726 30342.568 ≈ 30652    ± 1.75% ⇅
  CPU %     34.611    34.414    31.553 ≈    33.53 ± 5.11% ⇅
  Mem MB  1262.960  1231.389  1335.569 ≈  1277    ± 4.18% ⇅
2021-08-12 17:42:16 +03:00
Roman Khimov
bc31ab3d2c storage: add bloom filter to leveldb
We're constantly checking for transactions there and most of the time this
check is not successful (meaning that the transaction in question is
new). Bloom filter easily reduces the need to search over the DB in 99% of
these cases and gives some 13% increase in single-node TPS.
2020-09-09 20:46:31 +03:00
Vsevolod Brekelov
8ee421db14 fix spelling and godoc comments 2019-10-22 17:56:03 +03:00
Roman Khimov
288000a8af storage: drop useless nil assignment in leveldb code
golint suggests:
   Line 24: warning: should drop = nil from declaration of var opts; it is the zero value (golint)
2019-10-17 12:18:16 +03:00
Roman Khimov
48b6a427cf storage: add Delete method for Batch and Store
It's gonna be used by Storage and Contract interops, both can delete their
data.
2019-10-07 19:40:11 +03:00
Roman Khimov
7779ad6c28 storage: always return ErrKeyNotFound when key is not found
It was true for MemoryStore and BoltDB, but not for LevelDB and Redis.
2019-09-27 15:42:36 +03:00
Vsevolod Brekelov
264dfef370 storage: close function
add close function to storage interface
add common defer function call which will close db connection
remove context as soon as it's not needed anymore
updated unit tests
2019-09-16 18:52:47 +03:00
Vsevolod Brekelov
4f680703a4 storage: multiple DB support and Redis support
add config which closes #336
add redis db support
2019-09-10 17:22:21 +03:00
Evgeniy Kulikov
9c24bf9139 Blockchain graceful shutdown (#139)
* Blockchain graceful shutdown

- fix #138
- stop blockchain goroutine
- close leveldb database

* fix possible context leak (go vet)
2019-02-19 12:48:48 +01:00
Evgeniy Kulikov
67cbcac643 Fix typos (#133)
* Fix typos

* revert chains/unit_testnet

* revert chains

* fix review comments (thx @AlexVanin)
2019-02-13 18:01:10 +00:00
Anthony De Meulemeester
52fa41a12a
Persist transactions (#51)
* added account_state + changed ECPoint to PublicKey

* account state persist

* in depth test for existing accounts.

* implemented GetTransaction.

* added enrollment TX

* added persist of accounts and unspent coins

* bumped version -> 0.32.0
2018-03-21 17:11:04 +01:00
Anthony De Meulemeester
a67728628e
Persist blockchain with leveldb on disk (#48)
* Created test_data folder with block json files for testing + create separate file for block base.

* Fixed bug in WriteVarUint + Trim logic + unit tests

* Refactored store and add more tests for it.

* restore headerList from chain file

* Fix tx decode bug + lots of housekeeping.

* Implemented Node restore state from chain file.

* Created standalone package for storage. Added couple more methods to Batch and Store interfaces.

* Block persisting + tests

* bumped version -> 0.31.0
2018-03-17 12:53:21 +01:00