On 6/30/11, rainer at ultra-secure.de <rainer at ultra-secure.de> wrote: > Unfortunately, all this does not matter at all. > The problem is: sshd is swapped out and the system needs to swap-out > something else first, before it can take sshd back in. There appears to be some functions available to programs to lock their process pages in memory, mlock and mlockall. But I can't seem to find a command line equivalent that might be able to keep sshd locked into memory. In any case, I've ionice and renice sshd and see if that would help.