-threads2i.c Multi-Threaded/Multi-Process with latching implemented with test & set locks in the btree pages with Linux futex system calls for contention.
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-The Foster set includes three types of latching:
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-Fosterbtreee.c Multi-Threaded/Single Process with latches hosted by the buffer pool manager
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-Fosterbtreef.c Multi-Threaded/Multi-Process with latches hosted by a latch manager using the first few pages of the btree.
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-Fosterbtreeg.c Multi-Threaded/Multi-Process with latches implemented with test & set locks in the btree pages.