On 23 October 2013 21:25, Aaron Morton <aa...@thelastpickle.com> wrote: > Is there ever a time when the pending count is non zero but nodetool > compactionstats does not show any running tasks ?
No - but there are times when the number of running compaction processes is less than concurrent_compactors, which is confusing. > If compaction cannot keep up you may be generating data faster than LCS can > compact it. What sort of disks do you have? I'm beginning to suspect this is probably the case. These machines only have one (conventional) disk, although we never had a problem with TieredCompactionStrategy. > What is the min_sstable_size ? The old default was 5, the new one is 130. > The higher value will result in less IO. It's 256MB. -- Russ Garrett r...@garrett.co.uk
