2011/3/6 aaron morton <aa...@thelastpickle.com> > Your node is under memory pressure, after the GC there is still 5.7GB in > use. In fact it looks like memory usage went up during the GC process. > > Can you reduce the memtable size, caches or the number of CF's or increase > the JVM size? Also is this happening under heavy load ? > > Yes I do bulk load to cluster
I reduce memtable to 64MB sutuation became better, but it is all the same very rare GC more than 15 Sec happens. Can reduce flush_largest_memtables_at helps? O may be some GC options?
