Added FIO details to README

Author: Chameleon Cloud User

README.md

@@ -91,6 +91,7 @@ $ rm -rf /mnt/pmem_emul/*
 12. `tar/` contains tar source code
 13. `lmdb/` contains LMDB source code
 14. `filebench/` contains Filebench source code
+15. `fio/` contains FIO source code
 
 The [Experiments
 page](https://github.com/utsaslab/SplitFS/blob/master/experiments.md)
@@ -124,6 +125,7 @@ SplitFS is under active development.
 5. rsync
 6. Filebench
 7. LMDB
+8. FIO
 
 ## Testing
 [PJD POSIX Test Suite](https://www.tuxera.com/community/posix-test-suite/) that tests primarily the metadata operations was run on SplitFS successfully. SplitFS passes all tests. 

experiments.md

@@ -48,6 +48,7 @@ We evaluate and benchmark on SplitFS using different application benchmarks like
 8.  git: Does not require any compilation
 9.  LMDB: `cd scripts/lmdb; ./compile_lmdb.sh; cd ../..` -- This will compile LMDB
 10. Filebench: `cd scripts/filebench; ./compile_filebench.sh; cd ../..` -- This will compile Filebench
+11. FIO: `cd scripts/fio; ./compile_fio.sh; cd ../..` -- This will compile FIO
 
 Note: The <num_threads> argument in the compilation scripts performs the compilation with the number of threads given as input to the script, to improve the speed of compilation. 
 
@@ -78,6 +79,8 @@ Note: The <num_threads> argument in the compilation scripts performs the compila
 7. Filebench: `cd scripts/filebench; ./run_filebench.sh; cd ../..` --
    This will run the varmail workload with `ext4-DAX, NOVA strict,
    NOVA Relaxed, PMFS, SplitFS-POSIX`
+8. FIO: `cd scripts/fio; ./run_fio.sh; cd ../..` --
+   This will run the random read-write workload with 50:50 reads and writes with `ext4-DAX, NOVA strict, NOVA Relaxed, PMFS, SplitFS-POSIX`
 
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