-Fosterbtreee.c Multi-Threaded/Single Process with latches hosted by the buffer pool manager
-Fosterbtreef.c Multi-Threaded/Multi-Process with latches hosted by a latch manager using the first few pages of the btree.
-Fosterbtreeg.c Multi-Threaded/Multi-Process with latches implemented with test & set locks in the btree pages.
+threads2h.c Multi-Threaded/Multi-Process with latching implemented by a latch manager with pthreads/SRW latches in the first few btree pages.
+
+threads2i.c Multi-Threaded/Multi-Process with latching implemented by a latch manager with test & set latches in the first few btree pages with thread yield system calls during contention.
+
+threads2j.c Multi-Threaded/Multi-Process with latching implemented by a latch manager with test & set locks in the first few btree pages with Linux futex system calls during contention.
+
+The Foster code set includes the same three types of latching:
+
+Fosterbtreee.c Multi-Threaded/Single Process with latching implemented by a latch manager with pthreads/SRW latches in the first few btree pages.
+
+Fosterbtreef.c Multi-Threaded/Multi-Process with latching implemented by a latch manager with test & set latches in the first few btree pages with thread yield system calls during contention.
+
+Fosterbtreeg.c Multi-Threaded/Multi-Process with latching implemented by a latch manager with test & set locks in the first few btree pages with Linux futex system calls during contention.