Re: Crash on detecting a corruption

2017-01-09 Thread Michael Han
>> Why does ZooKeeper not fix the corrupted entry automatically using replicas? What is the reason for this design decision? My view on this is the decision of repair or not might not be always applicable in any cases - in some cases such as hardware failures it is better to crashing stop and

Re: Crash on detecting a corruption

2017-01-09 Thread Edward Ribeiro
Hi, I am not aware if this was a design decision, to be honest. AFAIK, this has been a long standing bug. :( I have compiled a handful of JIRA issues that are basically this problem scattered through multiple repetitive issues. Gonna aggregate them soon, I hope. We, the community, should raise

Crash on detecting a corruption

2017-01-06 Thread Aishwarya Ganesan
Hi, We are looking at how ZooKeeper handles silent data corruptions resulting from underlying problems in disks and file systems atop them [1,2]. We set up a 3-node ZooKeeper cluster and introduce silent data corruptions to different blocks in the on-disk files. In all the cases, ZooKeeper is