Dr. Dobb's is part of the Informa Tech Division of Informa PLC

This site is operated by a business or businesses owned by Informa PLC and all copyright resides with them. Informa PLC's registered office is 5 Howick Place, London SW1P 1WG. Registered in England and Wales. Number 8860726.


Channels ▼
RSS

Tools

Performance Monitoring with PAPI


June, 2005: Performance Monitoring with PAPI

/avail -e PAPI_FP_INS
Test case avail.c: Available events and hardware information.
----------------------------------------------------------------
Vendor string and code:      AuthenticAMD (2)
Model string and code:       AMD K8 Revision C (15)
CPU Revision:                8.000000
CPU Megahertz:               1993.626953
CPU's in this Node:          4
Nodes in this System:        1
Total CPU's:                 4
Number Hardware Counters:    4
Max Multiplex Counters:      32
----------------------------------------------------------------
Event name:                       PAPI_FP_INS
Event Code:                       0x80000034
Number of Native Events:          1
Short Description:                |FP instructions|
Long Description:                 |Floating point instructions|
 |Native Code[0]:                   0x40000002  FP_MULT_AND_ADD_PIPE|
 |Number of Register Values:        2|
 |Register[0]: 0xf                  P3 Ctr Mask|
 |Register[1]: 0x300                P3 Ctr Code|
 |Native Event Description:         |Dispatched FPU ops - Revision B and later revisions - 
Speculative multiply and add pipe ops excluding junk ops|

Figure 4: Output from the avail tool from the PAPI distribution.


Related Reading


More Insights






Currently we allow the following HTML tags in comments:

Single tags

These tags can be used alone and don't need an ending tag.

<br> Defines a single line break

<hr> Defines a horizontal line

Matching tags

These require an ending tag - e.g. <i>italic text</i>

<a> Defines an anchor

<b> Defines bold text

<big> Defines big text

<blockquote> Defines a long quotation

<caption> Defines a table caption

<cite> Defines a citation

<code> Defines computer code text

<em> Defines emphasized text

<fieldset> Defines a border around elements in a form

<h1> This is heading 1

<h2> This is heading 2

<h3> This is heading 3

<h4> This is heading 4

<h5> This is heading 5

<h6> This is heading 6

<i> Defines italic text

<p> Defines a paragraph

<pre> Defines preformatted text

<q> Defines a short quotation

<samp> Defines sample computer code text

<small> Defines small text

<span> Defines a section in a document

<s> Defines strikethrough text

<strike> Defines strikethrough text

<strong> Defines strong text

<sub> Defines subscripted text

<sup> Defines superscripted text

<u> Defines underlined text

Dr. Dobb's encourages readers to engage in spirited, healthy debate, including taking us to task. However, Dr. Dobb's moderates all comments posted to our site, and reserves the right to modify or remove any content that it determines to be derogatory, offensive, inflammatory, vulgar, irrelevant/off-topic, racist or obvious marketing or spam. Dr. Dobb's further reserves the right to disable the profile of any commenter participating in said activities.

 
Disqus Tips To upload an avatar photo, first complete your Disqus profile. | View the list of supported HTML tags you can use to style comments. | Please read our commenting policy.