2012/3/5 Jeesoo Shin <bsh...@gmail.com> > Hi all. > > I have very SLOW READ here. :-( > I made a cluster with three node (aws xlarge, replication = 3) > Cassandra version is 1.0.6 > I have inserted 1,000,000 rows. (standard column) > Each row has 200 columns. > Each column has 16 byte key, 512 byte value. > > I used Hector createSliceQuery to get one column in a row. > This basic query(random row, fixed column) is created with multiple > thread and hit cassandra. > > I only get up to 140 request per second. Is this all I can get for read? > Or am I doing something wrong? > Interestingly, when I request rows which doesn't exist, it goes up to > 1600 per second. > > You must test read performance by paralel test (ie multiple threads). The result when not existent rows are more faster is result of bloom filter
> > ANY insight, share will be extremely helpful. > Thank you. > > Regards, > Jeesoo. >
