Re: Incorrect fillFactor/memory usage metric

2020-01-15 Thread coliin
Thanks very much for your thoughts on this. I can confirm that the use of getTotalUsedPages() does indeed allow us to calculate a memory consumption metric that reduces as cache data is purged. I will comment on and close the Jira ticket. This is great news. Just one thought, in case there's any w

Re: Incorrect fillFactor/memory usage metric

2020-01-14 Thread Alex Plehanov
Hello Colin, AFAIK fill factor doesn't take into account reuse bucket by design, it's not a bug. To calculate memory consumption you can also use metric totalUsedPages which take into account the reuse bucket (but doesn't take into account free-list fill factor) This metric was introduced in Ignit