Wow, thanks for the quick response Martin. It sounds a heck of a lot like what I'm seeing.
I'll try reverting to a 4.9 kernel. Cheers, Alex On Tue, Nov 12, 2019 at 3:45 PM Martin Willi <mar...@strongswan.org> wrote: > Hi, > > > If I have "leftsubnet=172.30.0.0/16,0.0.0.0/0", the server leaks > > memory - available memory decreases steadily until all memory+swap > > are consumed and the server needs to be rebooted. No processes are > > using this memory - the sum of all shared + RSS is much lower than > > what htop reports as used, and nothing I can kill reclaims it. > > Not sure if it is related, but have a look at the following discussion: > > > https://lore.kernel.org/netdev/CAMnf+PjGq2qsZzg=+H5Z5kO+PSQbo=R0MHW5rv1CWrqoS=b...@mail.gmail.com/ > > Kind regards > Martin > >