Xen 3.4.3.amazon Hypervisor testing on Scientific Linux 6.3 via the Phoronix Test Suite.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 1402148-SO-MERGE521505
svcops_m1xlarge
Xen 3.4.3.amazon Hypervisor testing on Scientific Linux 6.3 via the Phoronix Test Suite.
xfs_m1xl_aligned_parts:
Processor: Intel Xeon E5-2650 0 @ 1.80GHz (4 Cores), Memory: 15360MB, Disk: 1680GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: xfs, System Layer: Xen 3.4.3.amazon Hypervisor
vanilla_ext3:
Processor: Intel Xeon E5645 @ 2.00GHz (4 Cores), Memory: 15360MB, Disk: 1654GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: Xen 3.4.3.amazon Hypervisor
ext4_16KChunk_stride4_stripewidth16:
Processor: Intel Xeon E5645 @ 2.00GHz (4 Cores), Memory: 15360MB, Disk: 1654GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: Xen 3.4.3.amazon Hypervisor
xfs_16KChunk_sunit16384_swidth4:
Processor: Intel Xeon E5-2650 0 @ 1.80GHz (4 Cores), Memory: 15360MB, Disk: 1680GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: xfs, System Layer: Xen 3.4.3.amazon Hypervisor
ext4_32KChunk_stride8_stripwidth32:
Processor: Intel Xeon E5645 @ 2.00GHz (4 Cores), Memory: 15360MB, Disk: 1654GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: Xen 3.4.3.amazon Hypervisor
xfs_32KChunk_sunit32768_swidth4:
Processor: Intel Xeon E5-2650 0 @ 1.80GHz (4 Cores), Memory: 15360MB, Disk: 1680GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: xfs, System Layer: Xen 3.4.3.amazon Hypervisor
ext4_64KChunk_stride16_stripewidth64:
Processor: Intel Xeon E5645 @ 2.00GHz (4 Cores), Memory: 15360MB, Disk: 1654GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: Xen 3.4.3.amazon Hypervisor
xfs_128KChunk_sunit131072_swidth4:
Processor: Intel Xeon E5-2650 0 @ 1.80GHz (4 Cores), Memory: 15360MB, Disk: 1680GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: xfs, System Layer: Xen 3.4.3.amazon Hypervisor
ext4_128KChunk_stride32_stripewidth128:
Processor: Intel Xeon E5645 @ 2.00GHz (4 Cores), Memory: 15360MB, Disk: 1654GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: Xen 3.4.3.amazon Hypervisor
ext4_256KChunk_stride64_stripewidth256:
Processor: Intel Xeon E5645 @ 2.00GHz (4 Cores), Memory: 15360MB, Disk: 1654GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: Xen 3.4.3.amazon Hypervisor
xfs_256KChunk_sunit262144_swidth4:
Processor: Intel Xeon E5-2650 0 @ 1.80GHz (4 Cores), Memory: 15360MB, Disk: 1680GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: xfs, System Layer: Xen 3.4.3.amazon Hypervisor
ext4_512KChunk_stride128_stripewidth512:
Processor: Intel Xeon E5645 @ 2.00GHz (4 Cores), Memory: 15360MB, Disk: 1654GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: Xen 3.4.3.amazon Hypervisor
ext4_1024KChunk_stride256_stripewidth1024:
Processor: Intel Xeon E5645 @ 2.00GHz (4 Cores), Memory: 15360MB, Disk: 1654GB
OS: Scientific Linux 6.3, Kernel: 2.6.32-431.1.2.el6.x86_64 (x86_64), Compiler: GCC 4.4.6 20120305, File-System: ext4, System Layer: Xen 3.4.3.amazon Hypervisor
Dbench 4.0
128 Clients
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 238.65 |==========
vanilla_ext3 .............................. 648.76 |===========================
ext4_16KChunk_stride4_stripewidth16 ....... 372.24 |===============
xfs_16KChunk_sunit16384_swidth4 ........... 124.14 |=====
ext4_32KChunk_stride8_stripwidth32 ........ 371.05 |===============
xfs_32KChunk_sunit32768_swidth4 ........... 213.51 |=========
ext4_64KChunk_stride16_stripewidth64 ...... 494.85 |====================
xfs_128KChunk_sunit131072_swidth4 ......... 373.88 |===============
ext4_128KChunk_stride32_stripewidth128 .... 614.92 |=========================
ext4_256KChunk_stride64_stripewidth256 .... 652.09 |===========================
xfs_256KChunk_sunit262144_swidth4 ......... 376.06 |================
ext4_512KChunk_stride128_stripewidth512 ... 606.93 |=========================
ext4_1024KChunk_stride256_stripewidth1024 . 613.47 |=========================
Dbench 4.0
1 Clients
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 118.22 |======================
vanilla_ext3 .............................. 140.22 |==========================
ext4_16KChunk_stride4_stripewidth16 ....... 139.59 |==========================
xfs_16KChunk_sunit16384_swidth4 ........... 31.83 |======
ext4_32KChunk_stride8_stripwidth32 ........ 145.15 |===========================
xfs_32KChunk_sunit32768_swidth4 ........... 124.35 |=======================
ext4_64KChunk_stride16_stripewidth64 ...... 146.49 |===========================
xfs_128KChunk_sunit131072_swidth4 ......... 110.92 |====================
ext4_128KChunk_stride32_stripewidth128 .... 137.79 |=========================
ext4_256KChunk_stride64_stripewidth256 .... 138.03 |=========================
xfs_256KChunk_sunit262144_swidth4 ......... 96.16 |==================
ext4_512KChunk_stride128_stripewidth512 ... 137.68 |=========================
ext4_1024KChunk_stride256_stripewidth1024 . 138.86 |==========================
Dbench 4.0
48 Clients
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 368.65 |================
vanilla_ext3 .............................. 598.27 |==========================
ext4_16KChunk_stride4_stripewidth16 ....... 505.58 |======================
xfs_16KChunk_sunit16384_swidth4 ........... 179.88 |========
ext4_32KChunk_stride8_stripwidth32 ........ 517.95 |======================
xfs_32KChunk_sunit32768_swidth4 ........... 293.32 |=============
ext4_64KChunk_stride16_stripewidth64 ...... 607.18 |==========================
xfs_128KChunk_sunit131072_swidth4 ......... 439.38 |===================
ext4_128KChunk_stride32_stripewidth128 .... 615.07 |==========================
ext4_256KChunk_stride64_stripewidth256 .... 619.65 |===========================
xfs_256KChunk_sunit262144_swidth4 ......... 441.56 |===================
ext4_512KChunk_stride128_stripewidth512 ... 627.93 |===========================
ext4_1024KChunk_stride256_stripewidth1024 . 621.97 |===========================
Dbench 4.0
12 Clients
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 339.42 |===================
vanilla_ext3 .............................. 432.37 |=========================
ext4_16KChunk_stride4_stripewidth16 ....... 442.00 |=========================
xfs_16KChunk_sunit16384_swidth4 ........... 212.06 |============
ext4_32KChunk_stride8_stripwidth32 ........ 474.19 |===========================
xfs_32KChunk_sunit32768_swidth4 ........... 309.48 |==================
ext4_64KChunk_stride16_stripewidth64 ...... 461.05 |==========================
xfs_128KChunk_sunit131072_swidth4 ......... 367.73 |=====================
ext4_128KChunk_stride32_stripewidth128 .... 427.51 |========================
ext4_256KChunk_stride64_stripewidth256 .... 435.02 |=========================
xfs_256KChunk_sunit262144_swidth4 ......... 358.56 |====================
ext4_512KChunk_stride128_stripewidth512 ... 431.22 |=========================
ext4_1024KChunk_stride256_stripewidth1024 . 437.23 |=========================
Flexible IO Tester 1.57
Intel IOMeter File Server Access Pattern
Seconds (Run Time) < Lower Is Better
xfs_m1xl_aligned_parts .................... 1630.37 |=======================
vanilla_ext3 .............................. 1030.08 |===============
ext4_16KChunk_stride4_stripewidth16 ....... 1177.47 |=================
xfs_16KChunk_sunit16384_swidth4 ........... 1812.11 |==========================
ext4_32KChunk_stride8_stripwidth32 ........ 1056.76 |===============
xfs_32KChunk_sunit32768_swidth4 ........... 1714.16 |=========================
ext4_64KChunk_stride16_stripewidth64 ...... 1020.04 |===============
xfs_128KChunk_sunit131072_swidth4 ......... 1622.36 |=======================
ext4_128KChunk_stride32_stripewidth128 .... 1012.82 |===============
ext4_256KChunk_stride64_stripewidth256 .... 1000.26 |==============
xfs_256KChunk_sunit262144_swidth4 ......... 1606.71 |=======================
ext4_512KChunk_stride128_stripewidth512 ... 1020.67 |===============
ext4_1024KChunk_stride256_stripewidth1024 . 1005.98 |==============
Compile Bench 0.6
Test: Compile
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 433.03 |=====================
vanilla_ext3 .............................. 534.18 |==========================
ext4_16KChunk_stride4_stripewidth16 ....... 527.34 |=========================
xfs_16KChunk_sunit16384_swidth4 ........... 436.42 |=====================
ext4_32KChunk_stride8_stripwidth32 ........ 527.92 |=========================
xfs_32KChunk_sunit32768_swidth4 ........... 442.83 |=====================
ext4_64KChunk_stride16_stripewidth64 ...... 562.57 |===========================
xfs_128KChunk_sunit131072_swidth4 ......... 447.63 |=====================
ext4_128KChunk_stride32_stripewidth128 .... 525.38 |=========================
ext4_256KChunk_stride64_stripewidth256 .... 539.88 |==========================
xfs_256KChunk_sunit262144_swidth4 ......... 462.87 |======================
ext4_512KChunk_stride128_stripewidth512 ... 547.62 |==========================
ext4_1024KChunk_stride256_stripewidth1024 . 564.65 |===========================
Compile Bench 0.6
Test: Initial Create
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 62.11 |=======================
vanilla_ext3 .............................. 76.01 |============================
ext4_16KChunk_stride4_stripewidth16 ....... 74.90 |============================
xfs_16KChunk_sunit16384_swidth4 ........... 60.90 |======================
ext4_32KChunk_stride8_stripwidth32 ........ 76.12 |============================
xfs_32KChunk_sunit32768_swidth4 ........... 61.55 |=======================
ext4_64KChunk_stride16_stripewidth64 ...... 75.70 |============================
xfs_128KChunk_sunit131072_swidth4 ......... 60.86 |======================
ext4_128KChunk_stride32_stripewidth128 .... 75.86 |============================
ext4_256KChunk_stride64_stripewidth256 .... 76.22 |============================
xfs_256KChunk_sunit262144_swidth4 ......... 58.98 |======================
ext4_512KChunk_stride128_stripewidth512 ... 75.83 |============================
ext4_1024KChunk_stride256_stripewidth1024 . 75.98 |============================
SQLite 3.7.3
12,500 INSERTs
Seconds < Lower Is Better
vanilla_ext3 .............................. 40.53 |===========================
ext4_16KChunk_stride4_stripewidth16 ....... 33.84 |======================
ext4_32KChunk_stride8_stripwidth32 ........ 35.75 |========================
ext4_64KChunk_stride16_stripewidth64 ...... 37.39 |=========================
ext4_128KChunk_stride32_stripewidth128 .... 42.17 |============================
ext4_256KChunk_stride64_stripewidth256 .... 42.11 |============================
ext4_512KChunk_stride128_stripewidth512 ... 42.57 |============================
ext4_1024KChunk_stride256_stripewidth1024 . 40.15 |==========================
Unpacking The Linux Kernel
linux-2.6.32.tar.bz2
Seconds < Lower Is Better
xfs_m1xl_aligned_parts .................... 25.12 |===========================
vanilla_ext3 .............................. 21.23 |=======================
ext4_16KChunk_stride4_stripewidth16 ....... 21.42 |=======================
xfs_16KChunk_sunit16384_swidth4 ........... 24.75 |==========================
ext4_32KChunk_stride8_stripwidth32 ........ 21.29 |=======================
xfs_32KChunk_sunit32768_swidth4 ........... 24.54 |==========================
ext4_64KChunk_stride16_stripewidth64 ...... 21.18 |=======================
xfs_128KChunk_sunit131072_swidth4 ......... 26.31 |============================
ext4_128KChunk_stride32_stripewidth128 .... 21.15 |=======================
ext4_256KChunk_stride64_stripewidth256 .... 21.13 |======================
xfs_256KChunk_sunit262144_swidth4 ......... 23.86 |=========================
ext4_512KChunk_stride128_stripewidth512 ... 21.30 |=======================
ext4_1024KChunk_stride256_stripewidth1024 . 21.19 |=======================
Compile Bench 0.6
Test: Read Compiled Tree
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 174.86 |======================
vanilla_ext3 .............................. 211.56 |===========================
ext4_16KChunk_stride4_stripewidth16 ....... 202.68 |==========================
xfs_16KChunk_sunit16384_swidth4 ........... 172.52 |======================
ext4_32KChunk_stride8_stripwidth32 ........ 208.06 |===========================
xfs_32KChunk_sunit32768_swidth4 ........... 176.93 |=======================
ext4_64KChunk_stride16_stripewidth64 ...... 211.67 |===========================
xfs_128KChunk_sunit131072_swidth4 ......... 177.61 |=======================
ext4_128KChunk_stride32_stripewidth128 .... 209.53 |===========================
ext4_256KChunk_stride64_stripewidth256 .... 210.33 |===========================
xfs_256KChunk_sunit262144_swidth4 ......... 176.77 |=======================
ext4_512KChunk_stride128_stripewidth512 ... 206.76 |==========================
ext4_1024KChunk_stride256_stripewidth1024 . 210.64 |===========================
AIO-Stress 0.21
Random Write
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 1040.03 |======================
vanilla_ext3 .............................. 1213.04 |=========================
ext4_16KChunk_stride4_stripewidth16 ....... 1239.20 |==========================
xfs_16KChunk_sunit16384_swidth4 ........... 1021.34 |=====================
ext4_32KChunk_stride8_stripwidth32 ........ 1239.92 |==========================
xfs_32KChunk_sunit32768_swidth4 ........... 1013.83 |=====================
ext4_64KChunk_stride16_stripewidth64 ...... 1220.87 |==========================
xfs_128KChunk_sunit131072_swidth4 ......... 1037.32 |======================
ext4_128KChunk_stride32_stripewidth128 .... 1223.22 |==========================
ext4_256KChunk_stride64_stripewidth256 .... 1228.11 |==========================
xfs_256KChunk_sunit262144_swidth4 ......... 1035.88 |======================
ext4_512KChunk_stride128_stripewidth512 ... 1215.00 |=========================
ext4_1024KChunk_stride256_stripewidth1024 . 1216.00 |=========================
Gzip Compression
2GB File Compression
Seconds < Lower Is Better
xfs_m1xl_aligned_parts .................... 28.43 |============================
vanilla_ext3 .............................. 25.95 |=========================
ext4_16KChunk_stride4_stripewidth16 ....... 26.09 |==========================
xfs_16KChunk_sunit16384_swidth4 ........... 28.37 |============================
ext4_32KChunk_stride8_stripwidth32 ........ 25.88 |=========================
xfs_32KChunk_sunit32768_swidth4 ........... 28.54 |============================
ext4_64KChunk_stride16_stripewidth64 ...... 25.96 |=========================
xfs_128KChunk_sunit131072_swidth4 ......... 28.64 |============================
ext4_128KChunk_stride32_stripewidth128 .... 25.94 |=========================
ext4_256KChunk_stride64_stripewidth256 .... 25.99 |=========================
xfs_256KChunk_sunit262144_swidth4 ......... 28.38 |============================
ext4_512KChunk_stride128_stripewidth512 ... 26.23 |==========================
ext4_1024KChunk_stride256_stripewidth1024 . 26.15 |==========================
Threaded I/O Tester 0.3.3
64MB Random Read - 32 Threads
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 1755.87 |==========================
vanilla_ext3 .............................. 1648.77 |========================
ext4_16KChunk_stride4_stripewidth16 ....... 1620.77 |========================
xfs_16KChunk_sunit16384_swidth4 ........... 1622.39 |========================
ext4_32KChunk_stride8_stripwidth32 ........ 1643.22 |========================
xfs_32KChunk_sunit32768_swidth4 ........... 1739.65 |==========================
ext4_64KChunk_stride16_stripewidth64 ...... 1641.77 |========================
xfs_128KChunk_sunit131072_swidth4 ......... 1743.82 |==========================
ext4_128KChunk_stride32_stripewidth128 .... 1642.83 |========================
ext4_256KChunk_stride64_stripewidth256 .... 1654.43 |========================
xfs_256KChunk_sunit262144_swidth4 ......... 1733.36 |==========================
ext4_512KChunk_stride128_stripewidth512 ... 1648.87 |========================
ext4_1024KChunk_stride256_stripewidth1024 . 1653.18 |========================
IOzone 3.405
8GB Read Performance
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 1394.00 |==========================
vanilla_ext3 .............................. 1332.26 |=========================
ext4_16KChunk_stride4_stripewidth16 ....... 1332.00 |=========================
xfs_16KChunk_sunit16384_swidth4 ........... 1347.36 |=========================
ext4_32KChunk_stride8_stripwidth32 ........ 1328.47 |=========================
xfs_32KChunk_sunit32768_swidth4 ........... 1372.06 |==========================
ext4_64KChunk_stride16_stripewidth64 ...... 1335.40 |=========================
xfs_128KChunk_sunit131072_swidth4 ......... 1363.91 |=========================
ext4_128KChunk_stride32_stripewidth128 .... 1331.21 |=========================
ext4_256KChunk_stride64_stripewidth256 .... 1332.77 |=========================
xfs_256KChunk_sunit262144_swidth4 ......... 1374.36 |==========================
ext4_512KChunk_stride128_stripewidth512 ... 1332.33 |=========================
ext4_1024KChunk_stride256_stripewidth1024 . 1323.10 |=========================
PostMark 1.51
Disk Transaction Performance
TPS > Higher Is Better
xfs_m1xl_aligned_parts .................... 1217 |=============================
vanilla_ext3 .............................. 1192 |============================
ext4_16KChunk_stride4_stripewidth16 ....... 1194 |============================
xfs_16KChunk_sunit16384_swidth4 ........... 1211 |=============================
ext4_32KChunk_stride8_stripwidth32 ........ 1186 |============================
xfs_32KChunk_sunit32768_swidth4 ........... 1221 |=============================
ext4_64KChunk_stride16_stripewidth64 ...... 1188 |============================
xfs_128KChunk_sunit131072_swidth4 ......... 1200 |=============================
ext4_128KChunk_stride32_stripewidth128 .... 1196 |============================
ext4_256KChunk_stride64_stripewidth256 .... 1196 |============================
xfs_256KChunk_sunit262144_swidth4 ......... 1211 |=============================
ext4_512KChunk_stride128_stripewidth512 ... 1182 |============================
ext4_1024KChunk_stride256_stripewidth1024 . 1188 |============================
Threaded I/O Tester 0.3.3
64MB Random Write - 32 Threads
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 2.91 |=============
vanilla_ext3 .............................. 6.45 |============================
ext4_16KChunk_stride4_stripewidth16 ....... 6.23 |===========================
xfs_16KChunk_sunit16384_swidth4 ........... 2.45 |===========
ext4_32KChunk_stride8_stripwidth32 ........ 6.05 |==========================
xfs_32KChunk_sunit32768_swidth4 ........... 2.91 |=============
ext4_64KChunk_stride16_stripewidth64 ...... 6.28 |===========================
xfs_128KChunk_sunit131072_swidth4 ......... 2.71 |============
ext4_128KChunk_stride32_stripewidth128 .... 6.43 |============================
ext4_256KChunk_stride64_stripewidth256 .... 6.00 |==========================
xfs_256KChunk_sunit262144_swidth4 ......... 2.61 |===========
ext4_512KChunk_stride128_stripewidth512 ... 6.67 |=============================
ext4_1024KChunk_stride256_stripewidth1024 . 6.20 |===========================
IOzone 3.405
8GB Write Performance
MB/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 190.45 |===================
vanilla_ext3 .............................. 105.66 |==========
ext4_16KChunk_stride4_stripewidth16 ....... 103.36 |==========
xfs_16KChunk_sunit16384_swidth4 ........... 43.32 |====
ext4_32KChunk_stride8_stripwidth32 ........ 102.35 |==========
xfs_32KChunk_sunit32768_swidth4 ........... 225.39 |======================
ext4_64KChunk_stride16_stripewidth64 ...... 97.99 |==========
xfs_128KChunk_sunit131072_swidth4 ......... 233.34 |=======================
ext4_128KChunk_stride32_stripewidth128 .... 99.71 |==========
ext4_256KChunk_stride64_stripewidth256 .... 272.87 |===========================
xfs_256KChunk_sunit262144_swidth4 ......... 249.01 |=========================
ext4_512KChunk_stride128_stripewidth512 ... 97.17 |==========
ext4_1024KChunk_stride256_stripewidth1024 . 96.89 |==========
FS-Mark 3.3
1000 Files, 1MB Size
Files/s > Higher Is Better
xfs_m1xl_aligned_parts .................... 74.52 |==========
vanilla_ext3 .............................. 78.87 |===========
ext4_16KChunk_stride4_stripewidth16 ....... 73.33 |==========
xfs_16KChunk_sunit16384_swidth4 ........... 84.60 |===========
ext4_32KChunk_stride8_stripwidth32 ........ 57.67 |========
xfs_32KChunk_sunit32768_swidth4 ........... 89.53 |============
ext4_64KChunk_stride16_stripewidth64 ...... 52.67 |=======
xfs_128KChunk_sunit131072_swidth4 ......... 104.63 |==============
ext4_128KChunk_stride32_stripewidth128 .... 52.17 |=======
ext4_256KChunk_stride64_stripewidth256 .... 200.10 |===========================
xfs_256KChunk_sunit262144_swidth4 ......... 90.12 |============
ext4_512KChunk_stride128_stripewidth512 ... 191.47 |==========================
ext4_1024KChunk_stride256_stripewidth1024 . 68.85 |=========