I get the following list in my /var/log/qmail/ log:
1064424594.963742 supervise: fatal: unable to run tcpserver: file does not exist
1064424595.973748 supervise: fatal: unable to run tcpserver: file does not exist
1064424596.983782 supervise: fatal: unable to run tcpserver: file does not exist
1064424597.993761 supervise: fatal: unable to run tcpserver: file does not exist
1064424599.003796 supervise: fatal: unable to run tcpserver: file does not exist
1064424600.013809 supervise: fatal: unable to run tcpserver: file does not exist
1064424601.023909 supervise: fatal: unable to run tcpserver: file does not exist
1064424602.033820 supervise: fatal: unable to run tcpserver: file does not exist
1064424603.043844 supervise: fatal: unable to run tcpserver: file does not exist
1064424604.053829 supervise: fatal: unable to run tcpserver: file does not exist
1064424605.063963 supervise: fatal: unable to run tcpserver: file does not exist
1064424606.073886 supervise: fatal: unable to run tcpserver: file does not exist
1064424607.083903 supervise: fatal: unable to run tcpserver: file does not exist
1064424608.093913 supervise: fatal: unable to run tcpserver: file does not exist
1064424609.103924 supervise: fatal: unable to run tcpserver: file does not exist
1064424610.113924 supervise: fatal: unable to run tcpserver: file does not exist
1064424611.123956 supervise: fatal: unable to run tcpserver: file does not exist
1064424612.133973 supervise: fatal: unable to run tcpserver: file does not exist
1064424613.143995 supervise: fatal: unable to run tcpserver: file does not exist
1064424614.154007 supervise: fatal: unable to run tcpserver: file does not exist
1064424615.164031 supervise: fatal: unable to run tcpserver: file does not exist
1064424616.174012 supervise: fatal: unable to run tcpserver: file does not exist
1064424617.184036 supervise: fatal: unable to run tcpserver: file does not exist
1064424618.194037 supervise: fatal: unable to run tcpserver: file does not exist
1064424619.204051 supervise: fatal: unable to run tcpserver: file does not exist
1064424620.214080 supervise: fatal: unable to run tcpserver: file does not exist
1064424621.224095 supervise: fatal: unable to run tcpserver: file does not exist
1064424622.234107 supervise: fatal: unable to run tcpserver: file does not exist
1064424623.244277 supervise: fatal: unable to run tcpserver: file does not exist
1064424624.254135 supervise: fatal: unable to run tcpserver: file does not exist
1064424625.264150 supervise: fatal: unable to run tcpserver: file does not exist
1064424626.274165 supervise: fatal: unable to run tcpserver: file does not exist
1064424627.284229 supervise: fatal: unable to run tcpserver: file does not exist