Hi Frank, It might be doable.
What HBase version are you running? JMS 2016-03-18 12:25 GMT-04:00 Frank Luo <[email protected]>: > No one has experience disabling tables? > > -----Original Message----- > From: Frank Luo [mailto:[email protected]] > Sent: Thursday, March 17, 2016 4:51 PM > To: [email protected] > Subject: is it a good idea to disable tables not currently hot? > > We have a multi tenants environment and each client occupies x number of > hbase regions. We currently have about 500 regions per region server and I > understand the guideline is less than 200. So we need to reduce the region > counts. Increasing region file size is no more an option because we are > already at 5G and I don’t want to go higher. > > Due to our unique use cases, all clients are running for a few hours in a > day, then being quiet for the rest of time. So I am thinking whether it is > a good idea to disable all quiet tables and only enable them when they are > ready to run. Does anyone have experience on that? > > One thing I worry about is the Balancer. I am pretty sure the balancer > will be confused when regions come and go. And I cannot afford not to have > it running in case of region server crashes and come back. So doesn’t > anyone have good ideas how to handle it? > > I already doing compact myself so that is not an issue. > > Another related question, if a region is enabled but not active > read/write, how much resources it takes in terms of region server? > > Thanks! > > Frank Luo > > > Merkle was named a leader in Customer Insights Services Providers by > Forrester Research > < > http://www.merkleinc.com/who-we-are-customer-relationship-marketing-agency/awards-recognition/merkle-named-leader-forrester?utm_source=emailfooter&utm_medium=email&utm_campaign=2016MonthlyEmployeeFooter > > > > Forrester Research report names 500friends, a Merkle Company, a leader in > customer Loyalty Solutions for Midsize Organizations< > http://www.merkleinc.com/who-we-are-customer-relationship-marketing-agency/awards-recognition/500friends-merkle-company-named?utm_source=emailfooter&utm_medium=email&utm_campaign=2016MonthlyEmployeeFooter > > > This email and any attachments transmitted with it are intended for use by > the intended recipient(s) only. If you have received this email in error, > please notify the sender immediately and then delete it. If you are not the > intended recipient, you must not keep, use, disclose, copy or distribute > this email without the author’s prior permission. We take precautions to > minimize the risk of transmitting software viruses, but we advise you to > perform your own virus checks on any attachment to this message. We cannot > accept liability for any loss or damage caused by software viruses. The > information contained in this communication may be confidential and may be > subject to the attorney-client privilege. >
