PAE: Cannot fork

Dennis Nikiforov dennis.nikiforov at gmail.com
Thu Apr 14 13:20:32 UTC 2011


Well, the idea was to run many instances of the app (each process does not need more than a couple of gigs of ram). Using virtualization is another option, but it will require a lot more maintenance of every VM. It would be a lot better if a single OS can use PAE.

On Apr 14, 2011, at 3:47 PM, krad wrote:

> 
> 
> On 14 April 2011 11:14, Dennis Nikiforov <dennis.nikiforov at gmail.com> wrote:
> There is a legacy piece of custom software that runs only on 32 bit systems, so going to 64 bit is not possible.
> 
> On Apr 14, 2011, at 12:08 PM, krad wrote:
> 
>> 
>> 
>> On 14 April 2011 08:05, Dennis Nikiforov <dennis.nikiforov at gmail.com> wrote:
>> Hello,
>> 
>>        I have a problem with FreeBSD 7.x 32bit running the standard PAE kernel on a dell R210 server with 16GB of RAM. All servers spec'ed like this have the same identical problem and it is not a hardware issue because all memory tests have been negative.
>> 
>>        basically the issue comes after PAE kernel has been compiled and the system outputs all the time the following:
>> 
>>        cannot fork kstack allocation failed or vm_thread_new: kstack allocation failed
>> 
>>        Since, this is a dell server there is basically nothing that I can disable in BIOS, so perhaps someone knows what loader options do I need to tweak the kernel and stop this from happening.
>> 
>> Thanks,
>> Dennis_______________________________________________
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>> 
>> 
>> why not use 64 bit as the r210 should be capable
> 
> 
> not even with lib32, also why not just not run pae. After all if its a 32bit app it cant address all the ram anyhow



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