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midoks
f97d2a5987
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2 years ago | |
|---|---|---|
| .. | ||
| bench | 2 years ago | |
| index.py | 2 years ago | |
| ngx_debug.sh | 2 years ago | |
| ngx_demo.sh | 3 years ago | |
| readme.md | 3 years ago | |
| test.sh | 3 years ago | |
readme.md
火焰图安装 [ubuntu 20.04]
sudo apt-get install -y linux-tools-common linux-tools-generic linux-tools-`uname -r`
apt-get update -y
sudo apt -y install elfutils
apt-get install -y systemtap gcc
sudo apt-get install -y linux-headers-generic gcc libcap-dev
apt install -y kernel-debuginfo-common kernel-debuginfo
测试有效性
stap -ve 'probe begin { log("hello systemtap!") exit() }'
stap -e 'probe kernel.function("sys_open") {log("hello world") exit()}'
stap -v -e 'probe vfs.read {printf("read performed\n"); exit()}'
openresty 测试
cd /www/server/mdserver-web/plugins/op_waf/t && sh ngx_debug.sh lua t1
cd /www/server/mdserver-web/plugins/op_waf/t && sh ngx_debug.sh c t2