Bug 474575

Summary: atop not fully functional
Product: [Fedora] Fedora Reporter: Vladimir Ivanovic <vladimir>
Component: atopAssignee: Kairo Francisco de Araujo <kairo>
Status: CLOSED NOTABUG QA Contact: Fedora Extras Quality Assurance <extras-qa>
Severity: medium Docs Contact:
Priority: low    
Version: 10CC: kairo, manuel.wolfshant
Target Milestone: ---   
Target Release: ---   
Hardware: All   
OS: Linux   
Whiteboard:
Fixed In Version: Doc Type: Bug Fix
Doc Text:
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Clone Of: Environment:
Last Closed: 2008-12-04 15:12:49 UTC Type: ---
Regression: --- Mount Type: ---
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oVirt Team: --- RHEL 7.3 requirements from Atomic Host:
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Description Vladimir Ivanovic 2008-12-04 15:04:58 UTC
Description of problem: "When atop is used on a system running a standard Linux-kernel, no information is available about the disk- and network-accesses issued per process. This means a.o. that the selection 'd' (show disk-transfers per process) and 'n' (show network-transfers per process) can not be used, and that the columns shown in the generic screen are different." 
--- http://www.atcomputing.nl/Tools/atop/kernpatch.html


Version-Release number of selected component (if applicable): all versions


How reproducible:n Run atop


Steps to Reproduce:
1. atop
2. Press 'N'
3.
  
Actual results:
Error message: "No kernel patch installed; request ignored!"

Expected results:
A new screen with per-process network activity shown.

Additional info:
I have run Gentoo kernels with these two patches installed without any problems. I am now compiling a Fedora 2.6.17.5-117.fc10.i686 (SMP) kernel with the patches. (I had to increase the patch fuzz to 3 (probably overkill) to get the atop patches to install cleanly.) I'll report any problems. Silence means no problems.

Comment 1 manuel wolfshant 2008-12-04 15:12:49 UTC
This is not a bug or a lack of features in atop. Please ask the kernel team to include the needed patches.