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rwtime-nd.meta
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title: Summarize read() and write() syscall latency (non-debuginfo) name: rwtime-nd.stp author: Brendan Gregg keywords: io description: This traces read() and write() syscalls, producing a histogram summary of their durations (aka latencies). scope: system-wide usage: ./rwtime-nd.stp [execname] arg_1: Optional process name to match test_support: stap -p4 rwtime-nd.stp test_check: stap -p4 rwtime-nd.stp test_installcheck: stap rwtime-nd.stp -T 1