[Zope] Re: Zope hangs and Python eats all memory

[Suresh V]

Nico Grubert wrote:
> Dear list members,
> 
> I am running Zope 2.9.6. on a 64-Bit Suse Linux 10.1 machine (9 Gbyte of 
> RAM) with Python 2.4.3. installed.
>  From time to time, Zope hangs and I cannot access it anymore. I tried 
> to use the "Zope DeadlockDebugger" but if my Zope hangs I cannot call 
> the URL "http://myzopesite:8080/manage_debug_threads?secret_password" to 
> let Zope DeadlockDebugger show any useful information. Zope does not 
> response.
> If Zope hangs, the python process eats all the memory and the machine 
> starts to swap.
> 
> The "top" command in the shell tells me: 
> -------------------------------------------------------------------------
> Tasks:  91 total,   2 running,  89 sleeping,   0 stopped,   0 zombie
> Cpu(s): 10.4%us,  0.4%sy,  0.0%ni, 89.0%id,  0.2%wa,  0.0%hi,  0.0%si
> Mem:   9041256k total,  9025124k used,    16132k free,    10604k buffers
> Swap:  4208988k total,  4208988k used,        0k free,     9472k cached

Your swap appears low. Try increasing it to 20GB.

Suresh