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Virtualization

[repost ]Managing system resources on Red Hat Enterprise Linux 6

Oct 302012
 
 [repost ]Managing system resources on Red Hat Enterprise Linux 6  October 30, 2012  Posted by on October 30, 2012 at 9:15 pm Linux, Virtualization Tagged with: , , , , ,  No Responses »

original:https://access.redhat.com/knowledge/docs/en-US/Red_Hat_Enterprise_Linux/6/html/Resource_Management_Guide

Abstract

 

Managing system resources on Red Hat Enterprise Linux 6.

Preface
1. Document Conventions
1.1. Typographic Conventions
1.2. Pull-quote Conventions
1.3. Notes and Warnings
2. Getting Help and Giving Feedback
2.1. Do You Need Help?
2.2. We Need Feedback!
1. Introduction to Control Groups (Cgroups)
1.1. How Control Groups Are Organized
1.2. Relationships Between Subsystems, Hierarchies, Control Groups and Tasks
1.3. Implications for Resource Management
2. Using Control Groups
2.1. The cgconfig Service
2.1.1. The /etc/cgconfig.conf File
2.2. Creating a Hierarchy and Attaching Subsystems
2.3. Attaching Subsystems to, and Detaching Them From, an Existing Hierarchy
2.4. Unmounting a Hierarchy
2.5. Creating Control Groups
2.6. Removing Control Groups
2.7. Setting Parameters
2.8. Moving a Process to a Control Group
2.8.1. The cgred Service
2.9. Starting a Process in a Control Group
2.9.1. Starting a Service in a Control Group
2.9.2. Process Behavior in the Root Control Group
2.10. Generating the /etc/cgconfig.conf File
2.10.1. Blacklisting Parameters
2.10.2. Whitelisting Parameters
2.11. Obtaining Information About Control Groups
2.11.1. Finding a Process
2.11.2. Finding a Subsystem
2.11.3. Finding Hierarchies
2.11.4. Finding Control Groups
2.11.5. Displaying Parameters of Control Groups
2.12. Unloading Control Groups
2.13. Additional Resources
3. Subsystems and Tunable Parameters
3.1. blkio
3.1.1. Proportional Weight Division Configuration Options
3.1.2. I/O Throttling Configuration Options
3.1.3. Common Configuration Option
3.1.4. Example Usage
3.2. cpu
3.3. cpuacct
3.4. cpuset
3.5. devices
3.6. freezer
3.7. memory
3.8. net_cls
3.9. net_prio
3.10. ns
3.11. Additional Resources
4. Use Case Scenarios
4.1. Prioritizing Database I/O
4.2. Per-group Division of CPU and Memory Resources
A. Revision History
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