Le 26/01/2012 14:43, yonghu a écrit : > Hello, > > I read this blog http://outerthought.org/blog/465-ot.html. It mentions > that every 24 hours the major compaction will occur. My question is > that if there are any other conditions which can trigger major > compaction happening? For example, when the size of store file reaches > the threshold (I think this will cause minor compaction or region file > split, not major compaction, but not quite sure). > > Thanks! > > Yong
Hello, I think when there is massive delete on the table or change table attribute like TTL (that is susseptible of remove a lot of versions/rows) or COMPRESSION wich gain a lot of disk space on each region. Cheers, -- Damien
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