docker swarm self healing

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[root@worker ~]# docker service create -p 80:80 --name webservice --replicas 3 httpd
tv6ql4zkp2r8ur9ccy182kzhm
[root@worker ~]# docker ps
CONTAINER ID        IMAGE                                                                             COMMAND                  CREATED             STATUS              PORTS                 NAMES
6f5f0240caa8        httpd@sha256:a45d041cc64876eade5209784c472f373886950925e86a233f73c3f577c9d207     "httpd-foreground"       2 minutes ago       Up About a minute   80/tcp                webservice.2.2iruh3amc6xicqbmfclo3inqr
aaf0961dd6e0        httpd@sha256:a45d041cc64876eade5209784c472f373886950925e86a233f73c3f577c9d207     "httpd-foreground"       2 minutes ago       Up About a minute   80/tcp                webservice.3.bjkoo23dbwbqved37hjm8146f
b244ce130f0f        jenkins@sha256:eeb4850eb65f2d92500e421b430ed1ec58a7ac909e91f518926e02473904f668   "/bin/tini -- /usr..."   4 minutes ago       Up 4 minutes        8080/tcp, 50000/tcp   tomcat.1.wgxoccc9wm88iv8acmrs54r7w
d2169f3a5272        redis@sha256:1eedfc017b0cd3e232878ce38bd9328518219802a8ef37fe34f58dcf591688ef     "docker-entrypoint..."   37 minutes ago      Up 36 minutes       6379/tcp              redis.1.o8ydebik9sm4i12f05j8g1d71
[root@worker ~]# docker rm 6f5f0240caa8 -f
6f5f0240caa8
[root@worker ~]# docker ps
CONTAINER ID        IMAGE                                                                             COMMAND                  CREATED             STATUS              PORTS                 NAMES
aaf0961dd6e0        httpd@sha256:a45d041cc64876eade5209784c472f373886950925e86a233f73c3f577c9d207     "httpd-foreground"       3 minutes ago       Up 2 minutes        80/tcp                webservice.3.bjkoo23dbwbqved37hjm8146f
b244ce130f0f        jenkins@sha256:eeb4850eb65f2d92500e421b430ed1ec58a7ac909e91f518926e02473904f668   "/bin/tini -- /usr..."   5 minutes ago       Up 5 minutes        8080/tcp, 50000/tcp   tomcat.1.wgxoccc9wm88iv8acmrs54r7w
d2169f3a5272        redis@sha256:1eedfc017b0cd3e232878ce38bd9328518219802a8ef37fe34f58dcf591688ef     "docker-entrypoint..."   38 minutes ago      Up 37 minutes       6379/tcp              redis.1.o8ydebik9sm4i12f05j8g1d71
[root@worker ~]# docker service  ps  webservice
ID            NAME              IMAGE         NODE                   DESIRED STATE  CURRENT STATE           ERROR                        PORTS
prfdtqkgqfqf  webservice.1      httpd:latest  localhost.localdomain  Running        Running 3 minutes ago                               
fxdv0a7zdlaj  webservice.2      httpd:latest  localhost.localdomain  Running        Running 27 seconds ago                             
2iruh3amc6xi   \_ webservice.2  httpd:latest  worker                 Shutdown       Failed 36 seconds ago   "task: non-zero exit (137)" 
bjkoo23dbwbq  webservice.3      httpd:latest  worker                 Running        Running 2 minutes ago                               
[root@worker ~]#

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