Download E-books The Book of Xen: A Practical Guide for the System Administrator PDF

By Chris Takemura

Xen, the open resource virtualization software, is a method administrator's dream. Xen is a loose, high-performance digital desktop video display that permits you to consolidate your and eventually positioned these unused cycles to use—without sacrificing reliability, functionality, or scalability.

The ebook of Xen explains every thing you must recognize in an effort to use Xen successfully, together with deploy, networking, reminiscence administration, and virtualized garage. you will additionally the best way to use Xen and traditional Linux instruments to take picture backups, practice QoS operations on community site visitors, and restrict over-aggressive disk users.

Authors Chris Takemura and Luke S. Crawford convey you the way to:

  • Provide digital web hosting for dozens of clients, every one with their very own person needs
  • Install and deal with a number of visitors, together with numerous flavors of Linux, NetBSD, Solaris, and Windows
  • Choose definitely the right digital garage techniques in your needs
  • Migrate your platforms seamlessly and create new images
  • Tune and benchmark your structures to lead them to as quickly as possible
  • Troubleshoot Xen's commonest difficulties like community and reminiscence management

Expert recommendation is helpful in terms of working a sophisticated open resource virtualization expertise like Xen. you will get the recommendation you would like in The booklet of Xen.

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123 nine X E N M I G R AT IO N a hundred twenty five Migration for Troglodytes ...................................................................................... 126 Migration with xm retailer and xm repair ................................................................... 127 chilly Migration .................................................................................................... 128 C on t en ts in D et ail xi Live Migration ...................................................................................................... 129 the way it Works ......................................................................................... 129 Making Xen Migration paintings .................................................................... one hundred thirty Migrating garage ................................................................................................ 133 ATA over Ethernet ................................................................................... 133 iSCSI ..................................................................................................... 136 Quo Peregrinatur Grex ......................................................................................... 139 10 P R O F I LI N G AN D B E N C H M AR ok IN G UN D E R X E N 141 A Benchmarking review .................................................................................... 142 UnixBench .............................................................................................. 143 interpreting community functionality ............................................................... one hundred forty four Measuring Disk functionality with Bonnie++ ............................................... 146 software Benchmarks ........................................................................................ 147 httperf: A Load Generator for HTTP Servers ................................................ 147 one other program Benchmark: POV-Ray ................................................. 149 Tuning Xen for maximum Benchmarking ..................................................... 149 Profiling with Xen ................................................................................................. a hundred and fifty Xenoprof ................................................................................................ 151 Getting OProfile ...................................................................................... 151 Profiling a number of domain names in live performance ........................................................ 154 An OProfile instance ............................................................................... 156 end .......................................................................................................... 157 eleven C IT R I X X E N S E R V E R : X E N F O R T H E E NT E R P R IS E 159 Citrix’s Xen items ............................................................................................. a hundred and sixty the advantages of utilizing Citrix XenServer .....................................................................

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