That message only means that the region is being flushed before it's closed.

When you say you can't write to it anymore, you mean at the moment of
writing or if you let it alone for a few minutes and then come back
would you be able to?

It's not a behavior that I remember seeing, it might just be your
description that's different. In any case, I've never seen disabling a
table really doing any good.

And which HBase version is that? What kind of cluster? Any special
configuration? Anything about "blocking" in the logs?

Thx,

J-D

On Thu, Apr 28, 2011 at 12:52 PM, Harold Lim <[email protected]> wrote:
> Hi All,
>
> Sometimes when I try to write to a table (I have a program that writes lots 
> of rows to an hbase table), it hangs and then I can't write to the table 
> anymore.
> When I look at a region server's log, I see the message
> 13:49:59,945 DEBUG org.apache.hadoop.hbase.regionserver.HRegion: waiting for 
> cache flush to complete for region usertable
>
> I try to disable/drop the table using the hbase shell but it keeps saying 
> that the table is not disabled.
>
> Any idea what's causing this?
>
> Thanks,
> Harold
>
>

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