oprofile

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Is oprofile still alive and well?

Is the oprofile project still alive and well? I know it is still supported in the default linux kernel and that开发者_如何转开发 the user space utilities works (at least on the Arch linux I\'m runnin[详细]

2023-03-27 22:16 分类：问答
uable to profile with oprofile

I am using cent os 5.5 . Linux localhost.localdomain 2.6.18-164.el5xen #1 SMP Thu Sep 3 04:03:03 EDT 2009 x86_64 x86_64 x86_64 GNU/Linux[详细]

2023-03-11 18:09 分类：问答
Monitoring context switches in Linux

Is there any way to determine whenever a context switch takes place without the use of profilers? I have written a C program to monitor the time taken for different proces开发者_StackOverflow中文版ses[详细]

2023-02-19 12:41 分类：问答
oprofile can not use hardware performance counters

I have debian 5.0 linux server on an IBM HS22 blade with 2 Xeon E5504 processors. I found out that oprofile could not recognize hardware performance counters 开发者_如何学运维on this setup, only timer[详细]

2023-01-28 07:35 分类：问答
How am I supposed to interpret OProfile output?

I tried profiling my application with OProfile recently. The data gathered is already very valuable to me, but I\'m having difficulties with its precise interpretation. After running my app with oprof[详细]

2023-01-22 01:11 分类：问答
What profiler should I use to measure _real_ time (including waiting for syscalls) spend in this function, not _CPU_ one

The application does not calculate things, but does i/o, read files, uses network. I want profiler to show it.[详细]

2023-01-20 16:59 分类：问答
Basic doubt in Oprofile

I am trying to profile my software (in Linux) with oprofile. My software consists of both userspace and kernel module. First my doubt is what does the --separate=kernel option开发者_运维问答 do? What[详细]

2023-01-06 03:25 分类：问答
oprofile unable to produce call graph

I am trying to use oprofile to generate call graph. Compiler is g++, platform is linux x86-64, linker is gfortran[详细]

2022-12-31 08:53 分类：问答
Measuring execution time of selected loops

I want to measure the running times o开发者_Go百科f selected loops in a C program so as to see what percentage of the total time for executing the program (on linux) is spent in these loops. I should[详细]

2022-12-28 11:11 分类：问答
Which profiler is more accurate: OProfile or Google Performance Tools?

I found 开发者_开发技巧two great profilers: OProfile Google Performance Tools Have anyone tried them both? Which is better?oprofile is more accurate; it uses CPU performance monitoring (built in[详细]

2022-12-08 09:52 分类：问答