From c36b06a70d303c738f092f264585f621b6b30b29 Mon Sep 17 00:00:00 2001
From: Bruce Momjian <bruce@momjian.us>
Date: Thu, 30 Aug 2012 18:38:00 -0400
Subject: [PATCH] Clarify FreeBSD instructions in pg_test_timing.
Josh Kupershmidt
---
doc/src/sgml/pgtesttiming.sgml | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/doc/src/sgml/pgtesttiming.sgml b/doc/src/sgml/pgtesttiming.sgml
index 45ee80c23db..a2581d269c6 100644
--- a/doc/src/sgml/pgtesttiming.sgml
+++ b/doc/src/sgml/pgtesttiming.sgml
@@ -183,8 +183,13 @@ Histogram of timing durations:
information about the timer selected during boot:
<screen>
-dmesg | grep "Timecounter"
-sysctl kern.timecounter.hardware=TSC
+# dmesg | grep "Timecounter"
+Timecounter "ACPI-fast" frequency 3579545 Hz quality 900
+Timecounter "i8254" frequency 1193182 Hz quality 0
+Timecounters tick every 10.000 msec
+Timecounter "TSC" frequency 2531787134 Hz quality 800
+# sysctl kern.timecounter.hardware=TSC
+kern.timecounter.hardware: ACPI-fast -> TSC
</screen>
</para>
@@ -277,7 +282,7 @@ Histogram of timing durations:
</para>
<para>
- Timers used on older PC hardware including the 8254 Programmable Interval
+ Timers used on older PC hardware include the 8254 Programmable Interval
Timer (PIT), the real-time clock (RTC), the Advanced Programmable Interrupt
Controller (APIC) timer, and the Cyclone timer. These timers aim for
millisecond resolution.
--
GitLab