cluster management
Cluster management refers to the organization, coordination, and oversight of a group of interconnected computers or servers, known as a cluster, to ensure that they work together effectively and efficiently. The primary goal of cluster management is to automate tasks related to resource allocation, workload distribution, and fault tolerance to optimize the performance, reliability, and efficiency of the cluster. Key functions of a cluster manager include:
- Resource Allocation and Scheduling: Cluster managers are responsible for scheduling jobs or tasks on the appropriate nodes within the cluster, considering factors like resource availability and workload balancing[3].
- Monitoring and Reporting: They continuously monitor the health, performance, and resource utilization of the cluster, providing real-time tracking and generating reports for analysis and decision-making[3].
- Fault Tolerance and High Availability: Cluster managers manage redundancy and failover mechanisms to ensure high availability and reliability, automatically rescheduling tasks if a node fails[3].
- Scalability: They facilitate the dynamic scaling of the cluster by adding or removing nodes based on resource demands[3].
- Load Balancing: Workload is distributed across the nodes to maximize efficiency and prevent any single node from being overwhelmed[3].
- Cluster Configuration and Deployment: Cluster managers simplify the process of deploying, configuring, and maintaining the cluster, including automating setup and updates[3].
- Security and Access Control: They implement security measures to protect the cluster from unauthorized access and other threats[3].
- Data and Storage Management: Management of data storage resources within the cluster is also a key function, ensuring data integrity and availability[3].
- Integration with External Tools and Services: Cluster managers often integrate with various tools and services to enhance functionality and extend cluster capabilities[3].
Citations:
[1] https://pubmed.ncbi.nlm.nih.gov/1288606/
[2] https://en.wikipedia.org/wiki/Cluster_manager
[3] https://www.run.ai/guides/cluster-management/cluster-manager
[4] https://www.pwc.com/gx/en/psrc/pdf/cluster_management.pdf
[5] https://www.ibm.com/docs/en/db2/11.1?topic=model-cluster-management-software
[6] https://www.seek.com.au/career-advice/role/cluster-manager
[7] https://www.sciencedirect.com/topics/computer-science/cluster-management