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19.2. Basic Options
This section provides information about the basic options.
Emulated Machine
-M <machine-type>
-machine <machine-type>
[,<property>[=<value>][,..]]
Processor Type
-cpu <model>[,<FEATURE>][...]
Additional models are visible by running
-cpu ? command.
- Opteron_G5 - AMD Opteron 63xx class CPU
- Opteron_G4 - AMD Opteron 62xx class CPU
- Opteron_G3 - AMD Opteron 23xx (AMD Opteron Gen 3)
- Opteron_G2 - AMD Opteron 22xx (AMD Opteron Gen 2)
- Opteron_G1 - AMD Opteron 240 (AMD Opteron Gen 1)
- Westmere - Westmere E56xx/L56xx/X56xx (Nehalem-C)
- Haswell - Intel Core Processor (Haswell)
- SandyBridge - Intel Xeon E312xx (Sandy Bridge)
- Nehalem - Intel Core i7 9xx (Nehalem Class Core i7)
- Penryn - Intel Core 2 Duo P9xxx (Penryn Class Core 2)
- Conroe - Intel Celeron_4x0 (Conroe/Merom Class Core 2)
- cpu64-rhel5 - Red Hat Enterprise Linux 5 supported QEMU Virtual CPU version
- cpu64-rhel6 - Red Hat Enterprise Linux 6 supported QEMU Virtual CPU version
- default - special option use default option from above.
Processor Topology
-smp <n>[,cores=<ncores>][,threads=<nthreads>][,sockets=<nsocks>][,maxcpus=<maxcpus>]
Hypervisor and guest operating system limits on processor topology apply.
NUMA System
-numa <nodes>[,mem=<size>][,cpus=<cpu[-cpu>]][,nodeid=<node>]
Hypervisor and guest operating system limits on processor topology apply.
Memory Size
-m <megs>
Supported values are limited by guest minimal and maximal values and hypervisor limits.
Keyboard Layout
-k <language>
Guest Name
-name <name>
Guest UUID
-uuid <uuid>
