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wal处于compact的过程时不能写入数据 #135

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Beyyes opened this issue Nov 28, 2017 · 2 comments
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wal处于compact的过程时不能写入数据 #135

Beyyes opened this issue Nov 28, 2017 · 2 comments

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@Beyyes
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Beyyes commented Nov 28, 2017

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@kr11
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kr11 commented Dec 5, 2017

  1. compact的时候启用异步线程，当compact操作进行的时候，阻塞下一个compact。异步线程开始后产生新的wal文件enable 新的wal操作。
  2. 将BufferWrite和Overflow分离，记录自增的序号，enable分别删除各自的checkpoint之前的记录。（在单一种类的wal情况下，通过记录最近的checkpoint位置，直接cutoff该位置之后的所有文件，而不是读出来判断再写入，效率应该有所提高）

@MyXOF MyXOF mentioned this issue Jan 16, 2018
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@jt2594838
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在https://github.com/thulab/iotdb/issues/282中解决

jixuan1989 added a commit that referenced this issue Nov 17, 2018
@jixuan1989 @MyXOF
fix issue #134 (#135)
7c882d6
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@kr11 @Beyyes @jt2594838