Leonard den Ottolander wrote: > Hello Mark, > > On Mon, 2012-08-13 at 09:26 -0400, m.roth at 5-cent.us wrote: >> We're seeing on a few of our servers - and sometimes it's only >> occasionally on some of those - where fail2ban's running happily, AFAIK, >> but there's an attack (from China, Brazil, etc) on ssh, and they don't >> seem to be banned; I see many, many sorries for wrong username or >> password. > > Known issue: https://bugzilla.redhat.com/show_bug.cgi?id=833056 . > Presumably the default notifier pyInotify is bugged so fail2ban will > *not* notice logs being rotated and read from the rotated log file > (which doesn't receive updates anymore). > > You need to set backend=gamin in jail.conf. > Remember reading about that, and on the server I happen to be looking at, it's been set that way since 18 May. Any other ideas? Btw, I'm updating, even as I type, that server from 6.2 to 6.3. mark