major_compact from the web UI by clicking on the HBase table then clicking Compact?
Thanks Ryan Rawson wrote: > > Hi, > > You should enable LZO compression. All performance goes up, both read > and write. > > Follow the instructions to get booted basic: > http://wiki.apache.org/hadoop/UsingLzoCompression > > Once you have your cluster restarted with the new jars and native > libs, disable the tables. Then alter them to include the > compression=>'LZO' flag. Re-enable them. Kick off a major_compact on > the table and the new files will be in LZO. > > -ryan > > On Tue, Jul 28, 2009 at 2:23 PM, llpind<[email protected]> wrote: >> >> Hey, >> >> I have a couple tall tables (~ 120M rows each with small columns). I was >> wondering what type of read performance I can expect using LZO >> compression? >> >> Also, is there a way to enable compression on an existing HBase table, or >> do >> I have to drop, recreate, and reload the entire data? >> >> Thanks >> -- >> View this message in context: >> http://www.nabble.com/LZO-compression-in-HBase-tp24708137p24708137.html >> Sent from the HBase User mailing list archive at Nabble.com. >> >> > > -- View this message in context: http://www.nabble.com/LZO-compression-in-HBase-tp24708137p24708714.html Sent from the HBase User mailing list archive at Nabble.com.
