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Posted to notifications@iotdb.apache.org by "yanze chen (Jira)" <ji...@apache.org> on 2023/01/06 08:22:00 UTC

[jira] [Assigned] (IOTDB-4960) [SchemaFile] Query large amounts of metadata throw ClosedChannelException

     [ https://issues.apache.org/jira/browse/IOTDB-4960?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

yanze chen reassigned IOTDB-4960:
---------------------------------

    Assignee: ZhaoXin  (was: yanze chen)

> [SchemaFile] Query large amounts of metadata throw ClosedChannelException
> -------------------------------------------------------------------------
>
>                 Key: IOTDB-4960
>                 URL: https://issues.apache.org/jira/browse/IOTDB-4960
>             Project: Apache IoTDB
>          Issue Type: Bug
>            Reporter: yanze chen
>            Assignee: ZhaoXin
>            Priority: Major
>         Attachments: image-2022-11-16-15-29-18-436.png, image-2022-11-16-16-01-50-022.png
>
>
> reproduce:
> 1C1D Schema_File mode 128G for DataNode
>  
> run benchmark with config: 
> {*}DEVICE_NUMBER{*}=5000
> {*}SENSOR_NUMBER{*}=20000
> {*}CLIENT_NUMBER{*}=5
> {*}GROUP_NUMBER{*}=10
> {*}BATCH_SIZE_PER_WRITE{*}=0
> {*}LOOP{*}=1
> {*}VECTOR{*}=true
>  
> execute SQL:
> count timeseries root.**
>  
> !image-2022-11-16-15-29-18-436.png|width=881,height=596!
>  
>  
>  
>  



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