Debian fixed it using "--retry $SIGNAL/30/KILL/5" on debian/1.3.5_rc4-3.
See commit from frankie: http://anonscm.debian.org/gitweb/?p=pkg-proftpd/proftpd-dfsg.git;a=blobdiff;f=debian/proftpd-basic.init;h=4d5b015588cf03c2966bff1a9984a7667580c797;hp=6cdd2d22d221ce0cc9c0d3021eef7e0bd0247eec;hb=1673a543ffb5665b4bb5786c9e60edae4c07cc1e;hpb=196f4e5185067e4ba55d0a88054d97cc97a71804
Confirmed to fix the issue for me.
Debian fixed it using "--retry $SIGNAL/30/KILL/5" on debian/1.3.5_rc4-3.
See commit from frankie: http:// anonscm. debian. org/gitweb/ ?p=pkg- proftpd/ proftpd- dfsg.git; a=blobdiff; f=debian/ proftpd- basic.init; h=4d5b015588cf0 3c2966bff1a9984 a7667580c797; hp=6cdd2d22d221 ce0cc9c0d3021ee f7e0bd0247eec; hb=1673a543ffb5 665b4bb5786c9e6 0edae4c07cc1e; hpb=196f4e51850 67e4ba55d0a8805 4d97cc97a71804
Confirmed to fix the issue for me.