THIS IS A TEST INSTANCE. ALL YOUR CHANGES WILL BE LOST!!!!
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编码方式GORILLAPLAINRLETS_2DIFF | GORILLA | PLAIN | RLE | TS_2DIFF | ||
dataset | /disk/rl/zc_data/ZT11529.csv | /disk/rl/zc_data/ZT11529.csv | /disk/rl/zc_data/ZT11529.csv | /disk/rl/zc_data/ZT11529.csv | ||
pagePointNum(ppn) | 10000 | 10000 | 10000 | 10000 | ||
numOfPagesInChunk(pic) | 100 | 100 | 100 | 100 | ||
chunksWritten(cw) | 13 | 13 | 13 | 13 | ||
timeEncoding(te) | TS_2DIFF | TS_2DIFF | TS_2DIFF | TS_2DIFF | ||
valueDataType(vt) | DOUBLE | DOUBLE | DOUBLE | DOUBLE | ||
valueEncoding(ve) | compression(co) | GORILLA | PLAIN | RLE | TS_2DIFF | |
compression(co) | SNAPPY | SNAPPY | SNAPPY | SNAPPY | ||
totalPointNum | 12780287 | 12780287 | 12780287 | 12780287totalPointNum | ||
tsfileSize(MB) | 23.15641212 | 26.59960175 | 22.10147858 | 20.98550797 | ||
chunkDataSize_stats_mean(MB) | 1.813184341 | 2.081166744 | 1.740072568 | 1.642661015 | ||
compressedPageSize_stats_mean(B) | 18948.69 | 21758.61667 | 18182.29917 | 17160.8925 | ||
uncompressedPageSize_stats_mean(B) | 29684.7575 | 91463.48917 | 25245.93417 | 22210.36417uncompressedPageSize_stats_mean(B) | ||
timeBufferSize_stats_mean(B) | 11461.4625 | 11461.4625 | 11461.4625 | 11461.4625 | ||
valueBufferSize_stats_mean(B) | 18221.26833 | 80000 | 13782.445 | 10746.875 | ||
[2] category: (A)get ChunkStatistic->(B)load on-disk Chunk->(C)get PageStatistics->(D)load in-memory PageData | ||||||
[Avg&Per] (A)get_chunkMetadataschunkMetadatas | 88753.03020000001 us - 11.21274000219672% | 97256.88870000001 us - 12.181751942467722% | 84509.5108 us - 9.498496964807579% | 86370.7961 us - 11.6687579647861% | ||
[Avg&Per] (B)load_on_disk_chunk | 105215.9241 us - 13.29260306229143% | 138228.6108 us - 17.313597737139155% | 139816.5536 us - 15.714765088895252% | 96826.5282 us - 13.081335047881257% | ||
[Avg&Per] (C)get_pageHeader_pageHeader | 2352.1583 us - 0.2971632563133493% | 2625.5312999999983 us - 0.328856613051254% | 3388.6254999999987 us - 0.38086658793698225% | 3159.255499999999 us - 0.4268177375109232% | ||
[Avg&Per] (D_1)decompress_pageData | 114457.26139999992 us - 14.460120522641777% | 182862.35910000015 us - 22.904124612107367% | 155021.76800000004 us - 17.42376424722015% | 120684.50350000002 us - 16.304565026949902% | ||
[Avg&Per] (D_2)decode_pageData | 480759.0216999998 us - 60.73737315655672% | 377408.39589999994 us - 47.27166909523449% | 506978.10549999995 us - 56.982107111140046% | 433147.3443000001 us - 58.51852422287182% | ||
[3] D_1 compare each step inside | ||||||
[Avg&Per] (D-1)7_1_data_ByteBuffer_to_ByteArray(us) | ||||||
[Avg&Per] (D-1)7_2_data_decompress_PageDataByteArray(us) | ||||||
[Avg&Per] (D-1)7_3_data_ByteArray_to_ByteBuffer(us) | ||||||
[Avg&Per] (D-1)7_4_data_split_time_value_Buffer(us) | ||||||
[3] D_2 compare each step inside | ||||||
[Avg&Per] (D-2)8_1_createBatchData(us) | ||||||
[Avg&Per] (D-2)8_2_timeDecoder_hasNext(us) | ||||||
[Avg&Per] (D-2)8_3_timeDecoder_readLong(us) | ||||||
[Avg&Per] (D-2)8_4_valueDecoder_read(us) | ||||||
[Avg&Per] (D-2)8_5_checkValueSatisfyOrNot(us) | ||||||
[Avg&Per] (D-2)8_6_putIntoBatchData(us) |
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