No. of file accesses
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200000 
_
150000 
_
100000 
_
50000 
_
_
42561
37301
32539
57800
76287
156976
119362
71818
87274
61792
39874
56921
67063
37619
12177
10019
7888
10154
9948
7429
55324
56395
123251
109841
90468
84444
43964
35888
31095
28127
23805
19943
26753
33563
23503
26519
39477
55189
30315
30869
30833
27095
29700
27929
29939
26419
100898
21145
16413
17409
27286
25851
29673
29893
30207
26132
52305
24003
34697
42812
32207
35532
34758
27726
28039
32617
24151
27676
23419
21488
20232
19231
16253
26779
22340
21641
16871
19215
19129
20099
17592
16819
19705
19844
13557
18469
21464
17222
22903
20722
21438
19203
18153
19350
16734
16911
12755
12829
12760
13002
11264
13345
10866
10695
21583
14461
9404
8438
11661
35986
30238
44731
15034
4799
3783
4038
2923
3713
11087
3977
4674
4627
3896
4398
4296
4908
6523
7002
5100
4270
5274
3780
3501
4675
4725
4507
4103
5718
 

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