=== md0 -- F2FS === # fs_mark -d /mnt/test/1 -d /mnt/test/2 -d /mnt/test/3 -d /mnt/test/4 -D 16 -N 256 -n 294912 -L 4 -S 1 -s 8192 # Version 3.3, 4 thread(s) starting at Sat Feb 4 04:33:26 2017 # Sync method: INBAND FSYNC: fsync() per file in write loop. # Directories: Round Robin between directories across 16 subdirectories with 256 files per subdirectory. # File names: 40 bytes long, (16 initial bytes of time stamp with 24 random bytes at end of name) # Files info: size 8192 bytes, written with an IO size of 16384 bytes per write # App overhead is time in microseconds spent in the test not doing file writing related system calls. # FSUse% Count Size Files/sec App Overhead 23 1179648 8192 49056.3 5685206 44 2359296 8192 40020.3 5669396 66 3538944 8192 36366.0 5373177 87 4718592 8192 34541.8 5527750 === md0 -- EXT4 === # fs_mark -d /mnt/test/1 -d /mnt/test/2 -d /mnt/test/3 -d /mnt/test/4 -D 16 -N 256 -n 294912 -L 4 -S 1 -s 8192 # Version 3.3, 4 thread(s) starting at Sat Feb 4 04:36:04 2017 # Sync method: INBAND FSYNC: fsync() per file in write loop. # Directories: Round Robin between directories across 16 subdirectories with 256 files per subdirectory. # File names: 40 bytes long, (16 initial bytes of time stamp with 24 random bytes at end of name) # Files info: size 8192 bytes, written with an IO size of 16384 bytes per write # App overhead is time in microseconds spent in the test not doing file writing related system calls. # FSUse% Count Size Files/sec App Overhead 19 1179648 8192 16296.5 11148836 34 2359296 8192 19822.9 9232110 48 3538944 8192 21788.9 7859957 === md0 -- BTRFS === # fs_mark -d /mnt/test/1 -d /mnt/test/2 -d /mnt/test/3 -d /mnt/test/4 -D 16 -N 256 -n 294912 -L 4 -S 1 -s 8192 # Version 3.3, 4 thread(s) starting at Sat Feb 4 04:40:06 2017 # Sync method: INBAND FSYNC: fsync() per file in write loop. # Directories: Round Robin between directories across 16 subdirectories with 256 files per subdirectory. # File names: 40 bytes long, (16 initial bytes of time stamp with 24 random bytes at end of name) # Files info: size 8192 bytes, written with an IO size of 16384 bytes per write # App overhead is time in microseconds spent in the test not doing file writing related system calls. # FSUse% Count Size Files/sec App Overhead 18 1179648 8192 398.0 20041676 34 2359296 8192 410.0 20639069 51 3538944 8192 403.6 20679637 68 4718592 8192 407.2 20624734 === nvme0n1p1 -- F2FS === # fs_mark -d /mnt/test/1 -d /mnt/test/2 -d /mnt/test/3 -d /mnt/test/4 -D 16 -N 256 -n 294912 -L 4 -S 1 -s 8192 # Version 3.3, 4 thread(s) starting at Sat Feb 4 07:54:51 2017 # Sync method: INBAND FSYNC: fsync() per file in write loop. # Directories: Round Robin between directories across 16 subdirectories with 256 files per subdirectory. # File names: 40 bytes long, (16 initial bytes of time stamp with 24 random bytes at end of name) # Files info: size 8192 bytes, written with an IO size of 16384 bytes per write # App overhead is time in microseconds spent in the test not doing file writing related system calls. # FSUse% Count Size Files/sec App Overhead 23 1179648 8192 35241.5 7176726 44 2359296 8192 32162.7 6836269 66 3538944 8192 31242.1 6387455 87 4718592 8192 30314.1 6348692 === nvme0n1p1 -- EXT4 === # fs_mark -d /mnt/test/1 -d /mnt/test/2 -d /mnt/test/3 -d /mnt/test/4 -D 16 -N 256 -n 294912 -L 4 -S 1 -s 8192 # Version 3.3, 4 thread(s) starting at Sat Feb 4 07:57:41 2017 # Sync method: INBAND FSYNC: fsync() per file in write loop. # Directories: Round Robin between directories across 16 subdirectories with 256 files per subdirectory. # File names: 40 bytes long, (16 initial bytes of time stamp with 24 random bytes at end of name) # Files info: size 8192 bytes, written with an IO size of 16384 bytes per write # App overhead is time in microseconds spent in the test not doing file writing related system calls. # FSUse% Count Size Files/sec App Overhead 19 1179648 8192 17358.3 9223208 34 2359296 8192 17219.4 9218103 48 3538944 8192 17292.7 9042524 === nvme0n1p1 -- BTRFS === # fs_mark -d /mnt/test/1 -d /mnt/test/2 -d /mnt/test/3 -d /mnt/test/4 -D 16 -N 256 -n 294912 -L 4 -S 1 -s 8192 # Version 3.3, 4 thread(s) starting at Sat Feb 4 08:02:03 2017 # Sync method: INBAND FSYNC: fsync() per file in write loop. # Directories: Round Robin between directories across 16 subdirectories with 256 files per subdirectory. # File names: 40 bytes long, (16 initial bytes of time stamp with 24 random bytes at end of name) # Files info: size 8192 bytes, written with an IO size of 16384 bytes per write # App overhead is time in microseconds spent in the test not doing file writing related system calls. # FSUse% Count Size Files/sec App Overhead 17 1179648 8192 5748.4 10326648 32 2359296 8192 4587.0 10955743 48 3538944 8192 3890.1 11954045 64 4718592 8192 3841.1 11995046 === sdb1 -- F2FS === # fs_mark -d /mnt/test/1 -d /mnt/test/2 -d /mnt/test/3 -d /mnt/test/4 -D 16 -N 256 -n 294912 -L 4 -S 1 -s 8192 # Version 3.3, 4 thread(s) starting at Sat Feb 4 08:20:57 2017 # Sync method: INBAND FSYNC: fsync() per file in write loop. # Directories: Round Robin between directories across 16 subdirectories with 256 files per subdirectory. # File names: 40 bytes long, (16 initial bytes of time stamp with 24 random bytes at end of name) # Files info: size 8192 bytes, written with an IO size of 16384 bytes per write # App overhead is time in microseconds spent in the test not doing file writing related system calls. # FSUse% Count Size Files/sec App Overhead 2 1179648 8192 1782.8 22899066 3 2359296 8192 1749.4 22359433 5 3538944 8192 1637.8 22066062 6 4718592 8192 1644.0 22006956 === sdb1 -- EXT4 === # fs_mark -d /mnt/test/1 -d /mnt/test/2 -d /mnt/test/3 -d /mnt/test/4 -D 16 -N 256 -n 294912 -L 4 -S 1 -s 8192 # Version 3.3, 4 thread(s) starting at Sat Feb 4 09:08:11 2017 # Sync method: INBAND FSYNC: fsync() per file in write loop. # Directories: Round Robin between directories across 16 subdirectories with 256 files per subdirectory. # File names: 40 bytes long, (16 initial bytes of time stamp with 24 random bytes at end of name) # Files info: size 8192 bytes, written with an IO size of 16384 bytes per write # App overhead is time in microseconds spent in the test not doing file writing related system calls. # FSUse% Count Size Files/sec App Overhead 6 1179648 8192 1043.9 22765997 7 2359296 8192 963.1 22858431 8 3538944 8192 935.6 22937588 9 4718592 8192 928.2 22898099 === sdb1 -- BTRFS === # fs_mark -d /mnt/test/1 -d /mnt/test/2 -d /mnt/test/3 -d /mnt/test/4 -D 16 -N 256 -n 294912 -L 4 -S 1 -s 8192 # Version 3.3, 4 thread(s) starting at Sat Feb 4 10:30:39 2017 # Sync method: INBAND FSYNC: fsync() per file in write loop. # Directories: Round Robin between directories across 16 subdirectories with 256 files per subdirectory. # File names: 40 bytes long, (16 initial bytes of time stamp with 24 random bytes at end of name) # Files info: size 8192 bytes, written with an IO size of 16384 bytes per write # App overhead is time in microseconds spent in the test not doing file writing related system calls. # FSUse% Count Size Files/sec App Overhead 1 1179648 8192 508.0 22192091 2 2359296 8192 476.0 22228571 3 3538944 8192 464.0 22330996 4 4718592 8192 460.4 22050518