Journey of a sysadmin

Martin Fowler's definition  for micro service:  small; independently deployable; automated deployment Comare to monolithic applicatio...

Opensource tool to help automate repetitive tasks;  help orgnized commands into workflow and run it agaist pre-configured list of hosts,  ...

Architecture: Three K8s Master:  Master1, Master2, Master3,  each Master has: docker -> kubelete -> Kube-apiserver <- kube-sc...

Example deployement: 1 searchhead server,  16 core CPU, 16GB memory; 8 index servers,  8 core CPU, 24GB memory each; 1 deployment serv...

Kubernetes probes:  Liveness and Readiness Liveness probe: container level, if hung/crash, kubelet kill container, then based on restart...

BSON type:  https://docs.mongodb.com/manual/reference/bson-types/ ObjectId:  unique identifier for document, similar to the auto incremen...

My study notes on Big Data - Part II  Cloud Computing:  Self-Service; Elasticity; Pay-as-use; Convenient Access; Resource Pooling 3 Ven...