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) | GORILLA | PLAIN | RLE | TS_2DIFF |
| compression(co) | SNAPPY | SNAPPY | SNAPPY | SNAPPY |
| totalPointNum | 12780287 | 12780287 | 12780287 | 12780287 |
| 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 | 22210.36417 |
| 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_chunkMetadatas | 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 | 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) | 1754.3673999999999 us - 1.6860113426598728% | 2320.3632000000002 us - 1.489795195953362% | 1825.1960999999988 us - 1.548613686329812% | 1607.3271999999997 us - 1.758246074195737% |
| [Avg&Per] (D-1)7_2_data_decompress_PageDataByteArray(us) | 100527.56879999992 us - 96.61067644486589% | 151532.73299999998 us - 97.29198327791244% | 113686.73430000001 us - 96.4591326329927% | 87212.82 us - 95.4016073295714% |
| [Avg&Per] (D-1)7_3_data_ByteArray_to_ByteBuffer(us) | 431.9958999999999 us - 0.41516388607230165% | 468.2119000000003 us - 0.30061666178303303% | 474.28859999999975 us - 0.4024169332984032% | 663.3730000000002 us - 0.7256599483773118% |
| [Avg&[Avg&Per] (D-1)7_4_data_split_time_value_Buffer(us) | 1340.373799999999 us - 1.288148326401935% | 1429.1740000000002 us - 0.9176048643511714% | 1873.7816000000007 us - 1.5898367473790769% | 1932.989900000001 us - 2.1144866478555286% |
| [3] D_2 compare each step inside | ||||
| [Avg&Per] (D-2)8_1_createBatchData(us) | 3348.9259 us - 0.2218271110091239% | 3442.3069 us - 0.24318767981262365% | 3466.6887 us - 0.22277034162258696% | 3338.6453 us - 0.22194982158403212% |
| [Avg&[Avg&Per] (D-2)8_2_timeDecoder_hasNext(us) | 235317.741 us - 15.587043790733997% | 244839.8323 us - 17.29713023052909% | 239308.8755 us - 15.37805224577913% | 240223.005 us - 15.969786637750962% |
| [Avg&Per] (D-2)8_3_timeDecoder_readLong(us) | 361562.5392 us - 23.949282819264262% | 363364.4154 us - 25.67050285597614% | 362143.5815 us - 23.271443255687238% | 357833.1113 us - 23.788389623148674% |
| [Avg&[Avg&Per] (D-2)8_4_valueDecoder_read(us) | 356325.4946 us - 23.602389962111484% | 241625.5526 us - 17.07005192367858% | 396438.5566 us - 25.475247513902037% | 335421.7093 us - 22.298501890735768% |
| [Avg&Per] (D-2)8_5_checkValueSatisfyOrNot(us) | 225554.2633 us - 14.940327764084076% | 232364.86419999998 us - 16.415814695306036% | 224510.63450000001 us - 14.4271133273284% | 230332.4743 us - 15.312273986066641% |
| [Avg&Per] (D-2)8_6_putIntoBatchData(us) | 327591.9399 us - 21.699128552797042% | 329856.9807 us - 23.30331261469754% | 330303.223 us - 21.225373315680617% | 337085.3345 us - 22.409098040713936% |