Yeah that's HBASE-2915, try this release candidate instead http://people.apache.org/~jdcryans/hbase-0.89.20100924-candidate-1/
J-D On Thu, Sep 30, 2010 at 12:08 PM, Matt Corgan <[email protected]> wrote: > I'm inserting several million rows of a table that has ~50 columns, 31 of > which are days of the month and are often null. For the null ones I issue a > delete instead of a put to make sure any previous data in that column gets > deleted. I'm inserting 1000 rows at a time, so the behavior is to put ~40k > cells, delete ~10k cells, and then flush. I've also tried flushing between > the puts and deletes. > > This works fine until the region tries to split, at which point i almost > always get a deadlock. I suspect it's similar to these: > > https://issues.apache.org/jira/browse/HBASE-2097 > https://issues.apache.org/jira/browse/HBASE-2915 > > Here are the 2 threads in question from the regionserver: > http://pastebin.com/ddVbHxvP > > And the regionserver log (split starts at line 38): > http://pastebin.com/JgvchvYK > > This happens in both 0.20.6 and 0.89.20100726. 5 GB heap, and servers are > idle other than this. > > If there is actually a deadlock, do you think that waiting x milliseconds > between the puts and the deletes could be a temporary workaround? > > Thanks, > Matt >
