Docker saves after modifying an existing image, uploading a private repository

docker:/root# Docker PS CONTAINER ID IMAGE COMMAND CREATED STATUS PORTS NAMES f3cb864be528 192.168.32.150:5000/zjzc_centos6.5_templat E "Bash" about a minute ago up about a minute zjzc_test99 d25712059                                 702 192.168.32.150:5000/zjzc_centos6.5_m2 "bash" 7 minutes ago up 7 minutes              Sick_wright 8302f2eb1c9e 192.168.32.150:5000/zjzc_centos6.5_m1 "Bash" Minutes ago up minutes Thirsty_ritchie 1a177b16d2a6 192.1                                68.32.150:5000/zjzc_centos6.5_template "bash" minutes ago up minutes Mirror01 eb6d0ef3b9e2 linux123 "bash" 2 days A  Go up 2 days                                  Admiring_archimedes 5739360d1030 Registry "Docker-registry" 2 days ago up 2 days 0.0.0.0:5000->5000/tcp sad_mccarthy c6643476b  
                                  61b centos_6.5_all:scan "bash" 2 days ago up 2 days Jovial_mclean docker:/root# Docker commit-m "ZJZC_CENTOS6.5-M1"-a scan 1a177b16d2a6 192. 168.32.150:5000/ZJZC_CENTOS6.5_M1 a2100527968f54963d3a4cc12f5c106f51ece89e6515ce8dc48e9af62e9f20e5 docker:/root# Docker images REPOSITORY TAG IMAGE ID CREATED VI  Rtual SIZE 192.168.32.150:5000/zjzc_centos6.5_m1 latest a2100527968f 7 seconds ago 1.072 Gb-m,--message= Commit message-a,--author= author (e.g., "John Hannibal Smith