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1. To check that Hermod is alive, and view the running instance id and version, use the following command. Make sure to use the correct port:

   
   

   Code Block
   title Example: Health check
   GET https://my-hermod-server:20400/<contextPath>/info Response 200 OK Body { "id":"hermod.6d99c1", "build":{ "version":"2.0.0.RELEASE", "artifact":"cod-hermod", "name":"Cod Hermod", "group":"com.nexusgroup.cod.hermod", "time":1497432675000 } }

   
   

1. To check health information and status for the running Hermod, use the following command. Make sure to use the correct port: 

   Code Block
   title Example: Health check
   GET https://my-hermod-server:20400/<contextPath>/health { "status":"UP", "diskSpace":{ "status":"UP", "total":15442378752, "free":2757484544, "threshold":10485760 }, "db":{ "status":"UP", "database":"PostgreSQL", "hello":1 }, "configServer":{ "status":"UP", }, "hystrix":{ "status":"UP" } }

   
   

These are the built-in statuses:

1. To check the logs:

   Code Block
   language text title Example: Check logs
   # Login to the host ssh user@machine su - docker # Check logs cd compose/hermod docker-compose logs -f --tail=100

   
   

Hermod stores metrics since the last restart. These can be viewed via a http request.

1. To view the Hermod metrics:

   Code Block
   language text title Example: Check metrics
   # Find the current port for an Hermod instance (33700 in this case) docker-compose ps | grep hermod_hermod hermod_hermod_1 ./fatjar-entrypoint.sh app ... Up 0.0.0.0:33700->20400/tcp # Use curl to get metrics (You can use https://jsonformatter.curiousconcept.com/ to format the output) curl http://localhost:33600/<contextPath>/metrics { "mem":673568, "mem.free":336830, "processors":2, "instance.uptime":57997012, "uptime":58006488, "systemload.average":0.0, "heap.committed":579072, "heap.init":112640, "heap.used":242241, "heap":1585664, "nonheap.committed":96768, "nonheap.init":2496, "nonheap.used":94496, "nonheap":0, "threads.peak":50, "threads.daemon":23, "threads.totalStarted":2493, "threads":49, "classes":10343, "classes.loaded":10343, "classes.unloaded":0, "gc.ps_scavenge.count":22, "gc.ps_scavenge.time":294, "gc.ps_marksweep.count":2, "gc.ps_marksweep.time":142, ... }