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activeCount不释放,达到maxActive后,服务不可用 #4438

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@BruceZhangXL

druid版本 1.1.22
参数:
{"initialSize":70,"minIdle":70,"maxActive":80,"maxWait":1500,"removeAbandoned":false,"removeAbandonedTimeoutMillis":180000,"timeBetweenEvictionRunsMillis":15000,"minEvictableIdleTimeMillis":54000,"maxEvictableIdleTimeMillis":54000,"validationQuery":"SELECT 'x'","testWhileIdle":true,"testOnBorrow":false,"testOnReturn":false,"keepAlive":true,"useUnfairLock":true,"filters":"stat"}

问题:线上突然有部分机器activeCount持续缓慢增长,直到达到maxActive,服务不可用

dump内存�发现 activeCount=65,但是此时应用上没有使用连接的线程

image

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  1. BruceZhangXL commented on Sep 3, 2021

    @BruceZhangXL
    Author

    @wenshao 看历史issure中有不少反馈activeCount计算出错的,有一些是keepAliveBetweenTimeMillis、minEvictableIdleTimeMillis、maxEvictableIdleTimeMillis设置不当导致 连接池中重复;但是好像也有一些是其他原因,定位了一段时间,一直没查到具体是哪里导致这个activeCount计算错,麻烦您抽空看下

  2. kimmking commented on Sep 18, 2021

    @kimmking
    Collaborator

    升级到1.2.6试试。
    老版本统计不准。

  3. BruceZhangXL commented on Sep 18, 2021

    @BruceZhangXL
    Author

    升级到1.2.6试试。
    老版本统计不准。

    具体啥原因呀,可以告知一下么;线上突然出现该问题,以前没有过

  4. modified the milestones: 1.2.8, 1.2.7 on Oct 3, 2021
  5. wenshao commented on Oct 3, 2021

    @wenshao
    Member

    keepAlive的bug,升级到1.2.7以及更高版本可以解决

  6. modified the milestones: 1.2.7, 1.2.8 on Oct 3, 2021
  7. BruceZhangXL commented on Jan 8, 2023

    @BruceZhangXL
    Author
  8. momolela commented on Jul 26, 2023

    @momolela

    2023年,1.2.15仍然有此问题

    请问问题解决了么?

  9. BruceZhangXL commented on Jul 26, 2023

    @BruceZhangXL
    Author
  10. momolela commented on Jul 26, 2023

    @momolela
  11. 15206125206 commented on Jul 31, 2023

    @15206125206

    最新版1.2.16仍有问题

  12. chengguotao commented on Aug 18, 2024

    @chengguotao

    1.2.14 druid 线上突然出现一样的现象,报错全是在异步线程池调用mapper查询db的地方,
    先是报一些下面的错,接着ActiveCount上涨一定数量不降:
    image
    接着过几天线上突然就不可用:
    ConnectionTimeoutException: wait millis 2000, active 798, maxActive 200, creating 0

  13. momolela commented on Aug 18, 2024

    @momolela
  14. chengguotao commented on Aug 19, 2024

    @chengguotao

    2023年,1.2.15仍然有此问题

    请问问题解决了么?怎么解决的

  15. susongyan commented on Nov 21, 2024

    @susongyan

    问题解决了吗

  16. momolela commented on Nov 21, 2024

    @momolela
  17. mojodevops commented on Dec 23, 2024

    @mojodevops

    连接数统计还是不准确,机器上实际连接数比统计的小,换了几个最新版本都是这样的。

  18. momolela commented on Dec 23, 2024

    @momolela
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