2014年5月15日
ftrace 使用方法
摘要： 1. 追蹤Kernel function (以schedule()示範)先至/sys/kernel/debug/tracing# cat available_tracers確定有無 函式追蹤器(function)blk mmiotrace function_graph wakeup_rt wakeu... 阅读全文
posted @ 2014-05-15 13:59 jeremyatchina 阅读(521) 评论(0) 推荐(0) 编辑
在Ubuntu custom kernel上裝perf by compile
摘要： Using perf, the Linux Performance Analysis tool on Ubuntu KarmicA lot has been going on with Linux performance counters (now called performance events... 阅读全文
posted @ 2014-05-15 10:49 jeremyatchina 阅读(591) 评论(4) 推荐(0) 编辑