Re: Question about MemoryMeter liveRatio

2014-08-26 Thread Chris Lohfink
Computing how much actual memory the memtables cost including jvm overhead etc is expensive (using https://github.com/jbellis/jamm). So instead the memorymeter thread pool will periodically find the size and compare it to the serialized size to compute the ratio to give an appropriate estimate

Question about MemoryMeter liveRatio

2014-08-26 Thread Leleu Eric
Hi, I'm trying to understand what is the liveRatio and if I have to care about it. I found some reference on the web and if I understand them, the liveRatio represents the Memtable size divided by the amount of data serialized on the disk. Is it the truth? When I see the following log, what