Going from memory, the swap value setting to 0 is a suggestion. You may still actually swap, but I think its a 'last resort' type of thing.
When you look at top, at the top of the page, how much swap do you see? On May 16, 2013, at 1:43 PM, Viral Bajaria <viral.baja...@gmail.com> wrote: >> Have you checked your HBase environment? I think it perhaps come from: >> 1) System uses more swap frequently when your continue to execute Gets >> operation? >> > > I have set swap to 0. AFAIK, that's a recommended practice. Let me know if > that should not be followed for nodes running HBase. > > >> 2) check the setting "hfile.block.cache.size" in your hbase-site.xml. >> > > It's the default i.e. 0.25
