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Created December 15, 2020 19:25
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a.txt
[agentzh@glass ~/git/systemtap.new 0 (master)]$ time /opt/stap/bin/stap --poison-cache -e 'probe oneshot { println("hello") }'
hello
real 0m3.290s
user 0m11.874s
sys 0m1.646s
[agentzh@glass ~/git/systemtap.new 0 (master)]$ time /opt/stap/bin/stap --bpf --poison-cache -e 'probe oneshot { println("hello") }'
hello
real 0m0.164s
user 0m0.156s
sys 0m0.007s
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