From: John Levon <movement@us...> - 2003-03-06 03:49:43
Update of /cvsroot/oprofile/oprofile-www/about
In directory sc8-pr-cvs1:/tmp/cvs-serv2422/about
small fixes for current cvs
RCS file: /cvsroot/oprofile/oprofile-www/about/index.php3,v
retrieving revision 1.1
retrieving revision 1.2
diff -u -d -r1.1 -r1.2
--- index.php3 6 Mar 2003 03:26:48 -0000 1.1
+++ index.php3 6 Mar 2003 03:49:40 -0000 1.2
@@ -2,19 +2,18 @@
-OProfile is a system-wide profiler for Linux x86 systems, capable of profiling
+OProfile is a system-wide profiler for Linux systems, capable of profiling
all running code at low overhead. OProfile is released under the GNU GPL.
-It consists of a kernel module and a daemon for collecting sample data, and several
+It consists of a kernel driver and a daemon for collecting sample data, and several
post-profiling tools for turning data into information.
OProfile leverages the hardware performance counters of the CPU to enable profiling
of a wide variety of interesting statistics, which can also be used for basic
time-spent profiling. All code is profiled: hardware and software interrupt handlers, kernel modules, the kernel,
-shared libraries, and applications (the only exception being the oprofile interrupt
+shared libraries, and applications.
OProfile is currently in alpha status; however it has proven stable over a large number
@@ -44,7 +43,7 @@
-OProfile has a typical overhead of 3-8%, dependent on sampling frequency and workload.
+OProfile has a typical overhead of 1-8%, dependent on sampling frequency and workload.
@@ -56,9 +55,10 @@
-OProfile works across a range of x86 CPUs, including the Athlon/Duron range and Pentium 4s.
+OProfile works across a range of CPUs, include the Intel range, AMD's Athlon and Hammer range,
+the Alpha, and more.
OProfile will work against almost any 2.2, 2.4 and 2.5 kernels, and works on both UP and SMP
+systems from desktops to the scariest NUMAQ boxes.
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