Dafs - Tpie 2
cLAN / FreeBSD: double buffer Note: the bandwidths reported in each 'Merge Order' block represent merge bandwidths, not read or write bandwidths
     
Record Density testsize,D= DAFS: Order 2 DBL BUFFER testsize,D= DAFS: Order 4 DBL BUFFER testsize,D= DAFS: Order 8 DBL BUFFER
Size (B) recs/MB 209715200 1 2 3 Ave 209715200 1 2 3 Ave 209715200 1 2 3 Ave
4 262144 13107200 9.78 9.78   4.89 6553600 7.25 7.25   3.63 3276800 5.75 5.75   2.88
8 131072 6553600 17.09 17.05   8.54 3276800 13.18 13.17   6.59 1638400 10.72 10.71   5.36
32 32768 1638400 35.18 35.18   17.59 819200 27.58 27.6   13.80 409600 22.88 22.96   11.46
64 16384 819200 47.42 48   23.86 409600 38.49 38.52   19.25 204800 32.77 32.77   16.39
128 8192 409600 54.33 53.97   27.08 204800 45.33 45.35   22.67 102400 38.32 38.21   19.13
256 4096 204800 61.32 61.55   30.72 102400 51.65 51.6   25.81 51200 44.78 44.89   22.42
512 2048 102400 62.26 63.19   31.36 51200 58.07 57.98   29.01 25600 50.19 50.06   25.06
1024 1024 51200 66.34 66.44   33.20 25600 59.62 59.77   29.85 12800 52.55 52.51   26.27
1532 684 34222 65.17 65.33   32.63 17111 60.88 60.88   30.44 8556 54.71 54.66   27.34
2048 512 25600 59.77 59.52   29.82 12800 57.89 58.15   29.01 6400 51.57 51.63   25.80
16384 64 3200 51.58 51.29   25.72 1600 47.90 47.10   23.75 800 40.13 40.68   20.20
65536 16 800 36.74 36.26   18.25 400 23.65 23.81   11.87 200 18.00 18.09   9.02
cLAN / FreeBSD: sync Note: the bandwidths reported in each 'Merge Order' block represent merge bandwidths, not read or write bandwidths
      size = 209715200
Record Density testsize,D= DAFS: Order 2 SYNC   testsize,D= DAFS: Order 4 SYNC   testsize,D= DAFS: Order 8 SYNC   2 4 8
Size (B) recs/MB 209715200 1 2 3 Ave 209715200 1 2 3 Ave 209715200 1 2 3 Ave
4 262144 13107200 9.28 9.3   4.65 6553600 7.04 7.05   3.52 3276800 5.7 5.7   2.85
8 131072 6553600 16.04 16.02   8.02 3276800 12.67 12.67   6.34 1638400 10.53 10.53   5.27
32 32768 1638400 30.62 30.63   15.31 819200 25.01 25   12.50 409600 21.42 21.41   10.71
64 16384 819200 40.7 40.66   20.34 409600 34.27 34.22   17.12 204800 29.95 30.01   14.99
128 8192 409600 46.47 46.48   23.24 204800 39.52 39.55   19.77 102400 34.84 34.8   17.41
256 4096 204800 50.25 50.19   25.11 102400 44.52 44.57 44.63 22.29 51200 40.49 40.52   20.25
512 2048 102400 54.02 54.14   27.04 51200 48.83 49.02   24.46 25600 45.61 45.57   22.80 102400 51200 25600
1024 1024 51200 55.01 54.89   27.48 25600 51.09 50.96   25.51 12800 47.91 47.81   23.93 51200 25600 12800
1532 684 34222 55.33 55.42   27.69 17111 51.03 51.02   25.51 8556 47.58 47.59   23.79 34222 17111 8556
2048 512 25600 51.16 51.14   25.58 12800 50.43 50.39   25.21 6400 46.81 46.87   23.42 25600 12800 6400
16384 64 3200 46.69 46.37   23.27 1600 40.98 40.71   20.42 800 35.18 35.05   17.56 3200 1600 800
65536 16 800 31.79 31.30   15.77 400 21.41 21.34   10.69 200 17.14 16.96   8.53 800 400 200
GigaEther / FreeBSD: NFS Note: the bandwidths reported in each 'Merge Order' block represent merge bandwidths, not read or write bandwidths
      size = 524880000
Record Density testsize,D= NFS: Order 2     testsize,D= NFS: Order 4     testsize,D= NFS: Order 8     2 4 8
Size (B) recs/MB 209715200 1 2 3 Ave 209715200 1 2 3 Ave 209715200 1 2 3 Ave
4 262144 13107200 9.45 9.42 4.72 6553600 7.38 7.39 3.69 3276800 6.15 6.13 3.07
8 131072 6553600 14.95 14.93 7.47 3276800 11.62 11.65 5.82 1638400 9.96 9.94 4.98
32 32768 1638400 25.57 25.82 12.85 819200 22.12 22.01 11.03 409600 19.44 19.46 9.73
64 16384 819200 31.9 31.8 15.93 409600 28.24 28.26 14.13 204800 24.92 24.93 12.46
128 8192 409600 33.82 33.85 16.92 204800 30.6 30.67 15.32 102400 28.37 28.14 14.13
256 4096 204800 35.31 35.33 17.66 102400 33.27 33.17 16.61 51200 31.21 30.93 15.54
512 2048 102400 36.78 36.89   18.42 51200 34.67 34.58   17.31 25600 33.04 32.91   16.49 256289 128145 64072
1024 1024 51200 37.26     18.63 25600 34.54 34.90   17.36 12800 33.98 33.45   16.86 128145 64072 32036
1532 684 34222 36.46 37.11   18.39 17111 35.08 34.55   17.41 8556 32.89 33.12   16.50 85653 42826 21413
2048 512 25600 36.69 36.30   18.25 12800 34.94 34.90   17.46 6400 32.51 32.23   16.19 64072 32036 16018
16384 64 3200 32.88 32.83   16.43 1600 28.10 27.94   14.01 800 24.47 24.42   12.22 8009 4005 2002
65536 16 800 23.73 23.8   11.88 400 17.85 17.97   8.96 200 14.95 14.92   7.47 2002 1001 501
time(sec) merge - 8 way, 65536 record, density 16, dafs - sync merge - 8 way, 512 record, density 2048, dafs - sync merge - 2 way, 65536 record, density 16, dafs - sync merge - 8 way, 512 record, density 2048, nfs merge - 2 way, 65536 record, density 16, nfs
server mg=11.8s client   server mg=4.4s client   server mg=6.3s client   server mg=6.1s client   server mg=8.39s client  
usr sys usr sys usr sys usr sys usr sys usr sys usr sys usr sys usr sys usr sys
0 0 1 0 0 0 1 0 0 0 1 0 1 0 0 0 1 0 0 26 20
1 0 1 11 17 0 2 1 1 0 2 2 12 0 4 22 28 0 33 46 42
2 0 1 27 33 0 1 19 26 0 5 5 24 0 47 41 47 0 19 57 30
3 0 2 32 35 0 1 28 35 0 7 11 26 0 50 31 48 0 31 53 34
4 0 1 41 17 0 2 30 35 0 9 10 20 0 44 37 50 0 32 53 41
5 0 1 72 3 1 2 40 4 0 8 11 23 0 52 30 58 0 35 45 48
6 0 2 73 1 2 5 50 2 0 7 5 25 0 47 31 58 0 37 48 40
7 0 2 83 2 0 2 40 1 0 6 11 29 0 52 19 53 0 40 53 34
8 0 4 81 2 1 0 44 3 0 9 27 6 0 2 1 63 0 36 38 48
9 0 1 81 2 1 1 28 3 0 4 45 5 0 2 1 6 0 14 2 60
10 0 2 78 1 0 0 0 0 0 3 53 1     0 2 2 28
11 0 2 71 2     1 2 53 3     0 2 0 0
12 0 1 72 3     0 1 47 2     0 1 0 0
13 1 3 81 5     2 2 45 3        
14 0 1 82 2     0 2 46 2        
15 1 2 78 2     1 2 1 1        
16 1 1 23 1     0 1 0 0        
17 1 2 0 0                
18 0 0                  
19                                        
20
21
22
23