Memtable.flush() repeats itself

[Terkwood]

Try running the JMeter test with 1000 users, 5s ramp, loop count 500

With a small memtable size (1024 * 1024) you'll see repeated dumps

Clearing Memtable with size 1048586B, max is 1048576B
Dumped SSTable to 1628591250326009098.sst
Clearing Memtable with size 1048589B, max is 1048576B
Dumped SSTable to 1628591254722189044.sst
Clearing Memtable with size 1048587B, max is 1048576B
Dumped SSTable to 1628591258739989794.sst
Clearing Memtable with size 1048585B, max is 1048576B
Dumped SSTable to 1628591262798529228.sst
Compacted 1628591220150310948.sst
Dumped SSTable to 1628591264853590845.sst