In a large cluster, some un-expected long running task hold back the job’s runtime sometimes. And those long running tasks are hard to locate in such a large cluster. Some ideas are shown here to help to locate those long running tasks. One of them will be implemented in the coming released of OGL.继续阅读 »
Swarm on Mesos Overview
Swarm API gets REST API request, and then create a task and put it into message queue.
Swarm Cluster (registered as Mesos framework) gets offer from Mesos
Swarm Cluster picks up a task from message queue
Swarm Cluster calls Scheduler’s routine to gets target host
Swarm Cluster calls Mesos 继续阅读 »
一、Pod定义
官网文档对Pod的定义是:
A Pod is the basic building block of Kubernetes–the smallest and simplest unit in the Kubernetes object model that you create or deploy. A Pod represents a running process on your cluster.继续阅读 »