[英]how strace php-fpm process?
I am using nginx+php-fpm for php environment and I want to strace the php script execute,but there are many php-fpm worker, so if how can I know which php-fpm worker is handling the script? 我正在使用nginx + php-fpm用于php环境,我想把php脚本执行,但是有很多php-fpm worker,所以如果我怎么知道哪个php-fpm worker正在处理脚本?
if I should monitor all the php-fpm worker,example is as following: 如果我应该监视所有php-fpm工作者,示例如下:
additional_strace_args="$1"
MASTER_PID=$(ps auwx | grep php-fpm | grep -v grep | grep 'master process' | cut -d ' ' -f 6)
while read -r pid;
do
if [[ $pid != $MASTER_PID ]]; then
nohup strace -r -p "$pid" $additional_strace_args >"$pid.trc" 2>&1 &
fi
done < <(pgrep php-fpm)
您可以使用-f
标志来跟踪这样的子进程:
strace -f $(pidof php-fpm | sed 's/\([0-9]*\)/\-p \1/g')
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