ELF Binary Stripper?

John Wendel john.wendel at metnet.navy.mil
Thu Oct 13 17:19:44 UTC 2005


John Wendel wrote:
> Ron Yorston wrote:
> 
>> John Wendel wrote:
>>
>>> I've got an FC3 "everything install, latest updates" system that has 
>>> never had prelink run on it, unless it was run by the installer, 
>>> since I don't run cron. The hardware is a 933 Mhz PIII, 512MB, Intel 
>>> MB, 80GB Maxtor IDE disk.
>>>
>>> As root, I ran "time prelink -av > foo".
>>>
>>> Wallclock was 2 minutes 16 seconds, CPU was 14 seconds. The system 
>>> was responsive on another console while prelink was running.
>>>
>>> The output file contained one line,
>>> "Laying out 758 libraries in virtual address space 41000000-50000000".
>>>
>>> There was some console output complaining about Firefox and Mozilla 
>>> and unable to locate dependent somethings.
>>
>>
>>
>> That doesn't sound to me as if a full prelink was performed.  I've
>> just run 'prelink -av' on a recently installed RHEL4 system.  There
>> were hundreds of lines of 'Prelinking <pathname>' output.
>>
>> With a Pentium III running at 850MHz this took 45 minutes 38 seconds
>> of real time and 39 minutes 49 seconds of CPU.
>>
>> Ron
>>
> 
> Strange! What would keep the full prelink from happening?
> 
> I'll run it again and use "--force" this time.
> 
> Regards,
> 
> John
> 

OK, I ran it again. "time prelink -av --force > foo"

I took 2 minutes 42 seconds, CPU was 16 seconds. Again, only one line 
in the output file.

Maybe a difference between FC3 and FC4? Maybe FC3 prelink is broken?

Regards,

John




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