One for the archive:
I have a monowall that said "swap_pager_getswapspace: failed" every time I
wanted to see the firewall states.
The particular monowall is old, has been upgraded to each new version, and
there were some leftovers in the xml. In particular it had:
When there's 128MB in the box, mono bumps its head. With 160MB it's slow,
but does succeed.
A rough calculation says it allocates about 3k for each entry it's asked to
display, regardless of wether there's that many entries.