Re: A question of storage structure for memstore?

2012-10-22 Thread Kevin O'dell
Yes, there will be two memstores if you have two CFs. On Oct 22, 2012 7:25 AM, yonghu yongyong...@gmail.com wrote: Dear All, In the description it mentions that a Store file (per column family) is composed of one memstore and a set of HFiles. Does it imply that for every column family there

RE: A question of storage structure for memstore?

2012-10-22 Thread Anoop Sam John
To be precise there will be one memstore per family per region.. If table having 2 CFs and there are 10 regions for that table then totally 2*10=20 memstores.. -Anoop- From: Kevin O'dell [kevin.od...@cloudera.com] Sent: Monday, October 22, 2012 5:55 PM

Re: A question of storage structure for memstore?

2012-10-22 Thread yonghu
Thanks for your responses. yong On Mon, Oct 22, 2012 at 3:05 PM, Anoop Sam John anoo...@huawei.com wrote: To be precise there will be one memstore per family per region.. If table having 2 CFs and there are 10 regions for that table then totally 2*10=20 memstores.. -Anoop-