openser4:~#
openser4:~# grep "600 (Busy Every" /var/log/ser.log | cut -d\  -f3 | cut -d: -f
1-2 | sort | uniq -c | awk '{split($2,a,":"); print a[1]*60+a[2],$1}'
1094 8
1095 28
1096 40
1097 22
1098 26
1099 22
1100 10
1101 28
1102 22