EXT4 and Btrfs benchmarks of the new Linux CleanCache kernel feature.
Compare your own system(s) to this result file with the
Phoronix Test Suite by running the command:
phoronix-test-suite benchmark 1106029-IV-1105276GR68
Linux CleanCache Benchmarks,
"IOzone 3.347 - Record Size: 64Kb - File Size: 8GB - Disk Test: Read Performance",
Higher Results Are Better
"EXT4: Linux 2.6.37",47.435546875,57.99609375,55.2958984375,52.9599609375,49.763671875,46.900390625
"EXT4: Linux 2.6.38",47.4716796875,57.818359375,55.3046875,52.857421875,49.6533203125,46.9345703125
"EXT4: Linux 2.6.39",60.052734375,70.498046875,70.0986328125,69.6064453125,69.80859375,67.435546875
"EXT4: CleanCache",64.841796875,59.6357421875,58.4677734375,68.8857421875,68.9658203125,68.8671875
"Btrfs: Linux 2.6.37",55.77734375,55.7939453125,55.7548828125
"Btrfs: Linux 2.6.38",55.330078125,55.4931640625,55.537109375
"Btrfs: Linux 2.6.39",59.48828125,59.146484375,60.1376953125
"Btrfs: CleanCache",55.9228515625,56.14453125,56.2431640625
"IOzone 3.347 - Record Size: 64Kb - File Size: 8GB - Disk Test: Write Performance",
Higher Results Are Better
"EXT4: Linux 2.6.37",58.0869140625,55.818359375,52.7548828125,49.9501953125,46.7412109375,41.8388671875
"EXT4: Linux 2.6.38",58.1572265625,55.779296875,52.810546875,49.9541015625,46.751953125,41.8525390625
"EXT4: Linux 2.6.39",57.9404296875,55.470703125,52.59375,49.796875,46.490234375,41.5478515625
"EXT4: CleanCache",39.5458984375,60.7685546875,58.4169921875,55.9091796875,53.0859375,50.27734375
"Btrfs: Linux 2.6.37",60.13671875,60.419921875,60.505859375
"Btrfs: Linux 2.6.38",59.576171875,59.724609375,59.966796875
"Btrfs: Linux 2.6.39",60.0380859375,60.330078125,60.4326171875
"Btrfs: CleanCache",60.6611328125,60.43359375,60.748046875
"Threaded I/O Tester 0.3.3 - Test: Random Write - Size Per Thread: 128MB - Thread Count: 8",
Higher Results Are Better
"EXT4: Linux 2.6.37",1.984,1.965,1.937,1.959
"EXT4: Linux 2.6.38",1.949,1.93,1.931,1.973
"EXT4: Linux 2.6.39",1.965,1.941,1.98,1.936
"EXT4: CleanCache",1.662,1.672,1.658,1.636
"Btrfs: Linux 2.6.37",32.335,27.577,18.845,27.577,32.057,30.751,32.609,29.303
"Btrfs: Linux 2.6.38",25.867,32.9,22.458,35.056,26.236,33.487,18.384,31.258
"Btrfs: Linux 2.6.39",35.736,24.673,27.378,34.414,30.742,22.87,30.061,30.999
"Btrfs: CleanCache",22.324,31.517,36.414,34.411,36.766,35.394,32.613,29.53
"first",48.893,48.835,49.696,47.126
"FS-Mark 3.3 - Test: 1000 Files, 1MB Size, No Sync/FSync",
Higher Results Are Better
"EXT4: Linux 2.6.37",67.7,66.9,67.8
"EXT4: Linux 2.6.38",67.3,66.9,66.9
"EXT4: Linux 2.6.39",68.2,68,67.7
"EXT4: CleanCache",70.8,70.7,68.5
"Btrfs: Linux 2.6.37",85.3,87.3,86.8
"Btrfs: Linux 2.6.38",87.6,87.9,88
"Btrfs: Linux 2.6.39",82.9,88.3,86.1
"Btrfs: CleanCache",86.3,86.6,86.2
"first",46.8,43.7,42.8,48.1,46.8,53.3
"FS-Mark 3.3 - Test: 1000 Files, 1MB Size",
Higher Results Are Better
"EXT4: Linux 2.6.37",17.5,17.5,17.7
"EXT4: Linux 2.6.38",17.6,17.7,17.7
"EXT4: Linux 2.6.39",17.7,17.7,17.7
"EXT4: CleanCache",16.6,16.5,16.3
"Btrfs: Linux 2.6.37",17,17,17
"Btrfs: Linux 2.6.38",16.9,16.8,16.9
"Btrfs: Linux 2.6.39",17.2,17.3,17.2
"Btrfs: CleanCache",17.3,17.1,17
"first",12.9,19.7,20,35.6,39.4,41.7
"Flexible IO Tester 1.21 - Test: Intel IOMeter File Server Access Pattern",
Lower Results Are Better
"EXT4: Linux 2.6.37",92.959137916565,95.252721071243,99.832053899765,106.5091509819,112.82470393181,89.129035949707
"EXT4: Linux 2.6.38",92.698038101196,95.180650949478,99.824374914169,106.65481996536,111.81951498985,89.612543106079
"EXT4: Linux 2.6.39",92.630650997162,96.691181898117,99.937267065048,106.59896922112,113.87020587921,84.410580158234
"EXT4: CleanCache",88.771027803421,91.818854093552,94.931752920151
"Btrfs: Linux 2.6.37",81.461287021637,82.114086866379,80.270124912262
"Btrfs: Linux 2.6.38",83.147835016251,83.119204998016,81.80496096611
"Btrfs: Linux 2.6.39",83.020538806915,84.127540826797,79.9202439785
"Btrfs: CleanCache",81.619081020355,83.15829706192,80.390352964401
"first",35.679574966431,115.69583296776,92.09653878212,77.571573019028,75.817957162857,191.15616703033
"Dbench 4.0 - Client Count: 12",
Higher Results Are Better
"EXT4: Linux 2.6.37",54.0467,55.566,54.9438
"EXT4: Linux 2.6.38",55.1767,55.2511,55.6377
"EXT4: Linux 2.6.39",54.3043,55.1558,53.4854
"EXT4: CleanCache",44.6708,44.3057,45.2992
"Btrfs: Linux 2.6.37",51.03,51.987,51.2311
"Btrfs: Linux 2.6.38",63.5853,63.4784,62.3721
"Btrfs: Linux 2.6.39",65.5107,65.2332,64.4936
"Btrfs: CleanCache",66.7275,66.092,66.9451
"first",204.588,198.292,206.563
"SQLite 3.7.3 - Test Target: Default Test Directory",
Lower Results Are Better
"EXT4: Linux 2.6.37",790.96333599091,782.02254915237,794.85722708702
"EXT4: Linux 2.6.38",801.16201710701,803.50468587875,812.67717409134
"EXT4: Linux 2.6.39",779.61271882057,783.35584402084,799.3188829422
"EXT4: CleanCache",940.26787614822,738.66030907631,724.91791701317,740.7229218483,725.87476706505,719.43147993088
"Btrfs: Linux 2.6.37",1178.1105790138,1176.5099079609,1169.5138618946
"Btrfs: Linux 2.6.38",1187.2540810108,1170.789195776,1170.2549979687
"Btrfs: Linux 2.6.39",1178.2139360905,1168.0114631653,1165.7239649296
"Btrfs: CleanCache",1222.2778458595,1165.2509069443,1165.8405139446
"first",19.060873985291,18.767790079117,18.540954113007
"PostMark 1.51 - Disk Transaction Performance",
Higher Results Are Better
"EXT4: Linux 2.6.37",2272,2272,2083,2272,2272,2272
"EXT4: Linux 2.6.38",2272,2272,2083,2272,2083,2272,2272,2272,2272,2083
"EXT4: Linux 2.6.39",2272,2272,2272,2083,2083,2083,2083,2272,2272,2083
"EXT4: CleanCache",2083,2083,2083,2083,2083
"Btrfs: Linux 2.6.37",1388,1470,1470,1470,1562,1470,1388,1470,1388,1470
"Btrfs: Linux 2.6.38",1923,1923,1923,1785,1785,1923,1923,1785,1923,1923
"Btrfs: Linux 2.6.39",1785,1785,1785,1923,1923,1923,1923,1923,1923,1923
"Btrfs: CleanCache",1785,1923,1785,1785,1785
"first",141,132,129,133,135
"PostgreSQL pgbench 9.0.1 - TPC-B Transactions Per Second",
Higher Results Are Better
"EXT4: Linux 2.6.37",109.65981,110.410224,109.788218
"EXT4: Linux 2.6.38",109.800121,109.700864,107.529144
"EXT4: Linux 2.6.39",109.981713,109.923278,109.845258
"EXT4: CleanCache",109.55248,110.162106,110.370566
"Apache Benchmark 2.2.17 - Static Web Page Serving",
Higher Results Are Better
"EXT4: Linux 2.6.37",9323.37,9236.8,9227.67
"EXT4: Linux 2.6.38",9361.59,9381.79,9238.61
"EXT4: Linux 2.6.39",8722.36,8630.52,8621.61
"EXT4: CleanCache",9329.72,9461.91,9657.31
"Btrfs: Linux 2.6.37",8862.17,8811.04,8807.47
"Btrfs: Linux 2.6.38",9457.55,9409.34,9278.06
"Btrfs: Linux 2.6.39",8224.46,8086.31,8314.22
"Btrfs: CleanCache",9009.25,8711.46,8978.39
"first",4725.19,4696.2,4703.75