Cassandra Data structures
Commit log
Memtable
SSTable
loom filters and index
LSM tree
SnapTree for MemTable representation, which claims to be "A drop-in replacement for ConcurrentSkipListMap, with the additional guarantee that clone() is atomic and iteration has snapshot isolation". See also, copy-on-write and compare-and-swap on the following sites:
Java garbage collectors start to underperform for heap size 8 GB or more
A high-demand row may create a hotspot.
Commit log
Memtable
SSTable
loom filters and index
LSM tree
SnapTree for MemTable representation, which claims to be "A drop-in replacement for ConcurrentSkipListMap, with the additional guarantee that clone() is atomic and iteration has snapshot isolation". See also, copy-on-write and compare-and-swap on the following sites:
Java garbage collectors start to underperform for heap size 8 GB or more
A high-demand row may create a hotspot.
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