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tune.log
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tune.log
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|***************************************|
perf map: /tmp/perf-1314.map
sample_duration=3
sample_top=9
sample_method=method.log
tune: java.util.HashMap.resize java.util.HashMap$I^DEFAULT_INITIAL_CAPACITY x4<1024
tune: java.util.ArrayList.grow java.util.ArrayList$I^DEFAULT_CAPACITY x2<2048
tune: java.util.HashMap.getNode java.util.HashMap$F^DEFAULT_LOAD_FACTOR -0.05>0.2
tune_n=3
until=PROF%start
|***************************************|
|************* sleep 0s **************|
found text=start in PROF
Start BPF
attached fn:do_perf_event_method to pid:1314 perf event
BPF sampling 3 seconds
sampled 329 methods
count bp ret addr name
138 7f81277c0910 7f811054c138 , 7f811054abcf Main.count
126 7f81277c0890 7f811054af54 , 7f8110547ec9 java.util.HashMap.resize
103 7f81277c0890 7f811054af54 , 7f8110547e90 java.util.HashMap.resize
60 7f81277c0890 7f811054af54 , 7f8110547dcb java.util.HashMap.resize
54 7f81277c0910 7f811054c138 , 7f811054abbf Main.count
51 7f81277c0910 7f811054c138 , 7f811054aceb Main.count
45 7f81277c0910 7f811054c138 , 7f811054a7ca Main.count
39 7f81277c0890 7f811054af54 , 7f8110547e88 java.util.HashMap.resize
38 7f81277c0910 7f811054c138 , 7f811054a8c8 Main.count
java/util/HashMap.DEFAULT_INITIAL_CAPACITY: 16 -> 64
Initialized BPF(4)
attached fn:do_perf_event_method to pid:1314 perf event
BPF sampling 3 seconds
sampled 298 methods
count bp ret addr name
73 7f81277c0780 7f811054af54 , 7f8110547e90 java.util.HashMap.resize
62 7f81277c0780 7f811054af54 , 7f8110547ec9 java.util.HashMap.resize
59 7f81277c0800 7f811054c138 , 7f811054abcf Main.count
40 7f81277c0800 7f811054c138 , 7f811054abbf Main.count
34 7f81277c0780 7f811054af54 , 7f8110547dcb java.util.HashMap.resize
33 7f81277c0800 7f811054c138 , 7f811054abcd Main.count
30 7f81277c0780 7f811054af54 , 7f8110547e8d java.util.HashMap.resize
28 7f81277c0800 7f811054c138 , 7f811054a8c8 Main.count
28 7f81277c0800 7f811054c138 , 7f811054a8e4 Main.count
java/util/HashMap.DEFAULT_INITIAL_CAPACITY: 64 -> 256
Initialized BPF(4)
attached fn:do_perf_event_method to pid:1314 perf event
BPF sampling 3 seconds
sampled 349 methods
count bp ret addr name
110 7f68bf916990 7f68a854f44c , 7f68a854c84b Main.count
73 7f68bf916910 7f68a854cbd0 , 7f68a85478e3 java.util.HashMap.resize
64 7f68bf916910 7f68a854cbd0 , 7f68a8547928 java.util.HashMap.resize
39 7f68bf916910 7f68a854cbd0 , 7f68a85478db java.util.HashMap.resize
36 7f68bf916990 7f68a854f44c , 7f68a854c964 Main.count
30 7f68bf916990 7f68a854f44c , 7f68a854c523 Main.count
29 7f68bf916990 7f68a854f44c , 7f68a854c83b Main.count
28 7f68bf916990 7f68a854f44c , 7f68a854c542 Main.count
28 7f68bf916990 7f68a854f44c , 7f68a854c638 Main.count
27 7f68bf916800 7f68a854ddb8 , 7f68a854c84b Main.count
java/util/HashMap.DEFAULT_INITIAL_CAPACITY: 256 -> 1024
Done.