[ https://issues.apache.org/jira/browse/IOTDB-4209?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
yanze chen reassigned IOTDB-4209: --------------------------------- Assignee: yanze chen (was: ZhaoXin) > [ schema recovery ] Aligned timeseries recovery is slow > ------------------------------------------------------- > > Key: IOTDB-4209 > URL: https://issues.apache.org/jira/browse/IOTDB-4209 > Project: Apache IoTDB > Issue Type: Improvement > Components: Core/Schema Manager > Affects Versions: 0.14.0-SNAPSHOT > Reporter: 刘珍 > Assignee: yanze chen > Priority: Major > > 单机,sf_tree_seg,0819_207abf6 > bm创建对齐序列耗时650.73 second > 恢复这些序列耗时{color:#DE350B}*1716436ms*{color}, 需优化对齐序列的恢复性能。 > bm运行时间19分钟: > 2022-08-22 09:56:01 到 2022-08-22 10:15:42 > {color:#00875A}*Create schema cost 650.73 second*{color} > Test elapsed time (not include schema creation): 308.10 second > iotdb重启恢复: > 2022-08-22 13:19:19,195 [main] INFO o.a.i.db.service.IoTDB:140 - recover the > schema... > 2022-08-22 13:47:55,631 [main] INFO o.a.i.db.service.IoTDB:234 - spend > {color:#DE350B}*1716436ms*{color} to recover schema. > log_all.log 耗时38分钟 > 2022-08-22 13:19:18 到2022-08-22 13:57:52,856 [main] INFO > o.a.i.db.service.IoTDB:198 - Congratulation, IoTDB is set up successfully. > Now, enjoy yourself! > 复现流程: > 1. 192.168.10.64 72C256G > MAX_HEAP_SIZE="192G" > MAX_DIRECT_MEMORY_SIZE="32G" > mlog_buffer_size=10485760 > schema_engine_mode=Schema_File > 2. benchmark运行附件中的脚本 > benchmark在本机路径/data/liuzhen_test/weektest/benchmark_tool_v13 (0620的benchmark) > 主要配置 > DEVICE_NUMBER=500 > SENSOR_NUMBER=200000 > CLIENT_NUMBER=20 > GROUP_NUMBER=100 > VECTOR=true > LOOP=1 > BATCH_SIZE_PER_WRITE=1 > OPERATION_PROPORTION=1:0:0:0:0:0:0:0:0:0:0 -- This message was sent by Atlassian Jira (v8.20.10#820010)