From 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 22 Oct 2024 10:36:11 +0000
Subject: [PATCH] 修改4g拨号为QMI,需要在系统里后台执行quectel-CM
---
kernel/tools/perf/Documentation/perf-bench.txt | 29 +++++++++++++++++++++++++++++
1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/kernel/tools/perf/Documentation/perf-bench.txt b/kernel/tools/perf/Documentation/perf-bench.txt
index 34750fc..a0529c7 100644
--- a/kernel/tools/perf/Documentation/perf-bench.txt
+++ b/kernel/tools/perf/Documentation/perf-bench.txt
@@ -49,6 +49,9 @@
'sched'::
Scheduler and IPC mechanisms.
+'syscall'::
+ System call performance (throughput).
+
'mem'::
Memory access performance.
@@ -57,6 +60,12 @@
'futex'::
Futex stressing benchmarks.
+
+'epoll'::
+ Eventpoll (epoll) stressing benchmarks.
+
+'internals'::
+ Benchmark internal perf functionality.
'all'::
All benchmark subsystems.
@@ -131,6 +140,14 @@
59004 ops/sec
---------------------
+SUITES FOR 'syscall'
+~~~~~~~~~~~~~~~~~~
+*basic*::
+Suite for evaluating performance of core system call throughput (both usecs/op and ops/sec metrics).
+This uses a single thread simply doing getppid(2), which is a simple syscall where the result is not
+cached by glibc.
+
+
SUITES FOR 'mem'
~~~~~~~~~~~~~~~~
*memcpy*::
@@ -203,6 +220,18 @@
*lock-pi*::
Suite for evaluating futex lock_pi calls.
+SUITES FOR 'epoll'
+~~~~~~~~~~~~~~~~~~
+*wait*::
+Suite for evaluating concurrent epoll_wait calls.
+
+*ctl*::
+Suite for evaluating multiple epoll_ctl calls.
+
+SUITES FOR 'internals'
+~~~~~~~~~~~~~~~~~~~~~~
+*synthesize*::
+Suite for evaluating perf's event synthesis performance.
SEE ALSO
--------
--
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