Filename: //sbin/vfsstat.bt

#!/usr/bin/env bpftrace /* * vfsstat Count some VFS calls, with per-second summaries. * For Linux, uses bpftrace and eBPF. * * Written as a basic example of counting multiple events and printing a * per-second summary. * * USAGE: vfsstat.bt * * This is a bpftrace version of the bcc tool of the same name. * * Copyright 2018 Netflix, Inc. * Licensed under the Apache License, Version 2.0 (the "License") * * 06-Sep-2018 Brendan Gregg Created this. */ BEGIN { printf("Tracing key VFS calls... Hit Ctrl-C to end.\n"); } kprobe:vfs_read*, kprobe:vfs_write*, kprobe:vfs_fsync, kprobe:vfs_open, kprobe:vfs_create { @[func] = count(); } interval:s:1 { time(); print(@); clear(@); } END { clear(@); }

./Ninja\.