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Posted to notifications@iotdb.apache.org by "刘珍 (Jira)" <ji...@apache.org> on 2021/11/17 07:44:00 UTC
[jira] [Commented] (IOTDB-2021) BloomFilterCache does not take effect
[ https://issues.apache.org/jira/browse/IOTDB-2021?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17444984#comment-17444984 ]
刘珍 commented on IOTDB-2021:
---------------------------
PR#4410 test results :
!screenshot-1.png!
!screenshot-2.png!
> BloomFilterCache does not take effect
> -------------------------------------
>
> Key: IOTDB-2021
> URL: https://issues.apache.org/jira/browse/IOTDB-2021
> Project: Apache IoTDB
> Issue Type: Bug
> Components: Core/Query
> Affects Versions: master branch
> Reporter: 刘珍
> Assignee: Yuan Tian
> Priority: Major
> Labels: pull-request-available
> Attachments: config.properties, image-2021-11-17-09-21-37-898.png, image-2021-11-17-09-21-49-232.png, screenshot-1.png, screenshot-2.png
>
>
> Comparatives : PR#4350 & master
> PR#4350 ( has been merged into the master branch)
> master (1105) : 0073a28384cdb84e9469dbf98705ab158dd43a31
> PR#4350 & master (*close compaction*):
> enable_seq_space_compaction=false
> enable_unseq_space_compaction=false
> enable_cross_space_compaction=false
> PR#4350:
> chunk_timeseriesmeta_free_memory_proportion=*300*:100:200:300:400
> 1.Generate test data
> benchmark : config.properties (See the attachment)
> 2.Create 1 sensor without writing data
> create timeseries root.ip5.ip59.d_29.s_1 WITH DATATYPE=DOUBLE, ENCODING=PLAIN ,compression=UNCOMPRESSED
> 3. The test script
> for i in {1..10}
> do
> ./clear.sh
> ./clear.sh
> ./clear.sh
> sleep 7
> ./sbin/start-cli.sh -p 6667 -e "select s_1 from root.ip5.ip59.d_29" >> bloom_cache.out
> done
> --------------------------------------------------------
> cat clear.sh
> #!/bin/bash
> sudo su root <<EOF
> echo 3 >/proc/sys/vm/drop_caches
> EOF
> 4.The test results
> !image-2021-11-17-09-21-37-898.png!
> !image-2021-11-17-09-21-49-232.png!
> {color:#DE350B}*PR#4350 : BloomFilter cache does not take effect*{color}
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