QEMU can do emulation for user-level processes, allowing applications compiled for one architecture to run on another.
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10 Facts About QEMU
2.
QEMU was written by Fabrice Bellard and is free software, mainly licensed under the GNU General Public License .
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3.
QEMU can save and restore the state of the virtual machine with all programs running.
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4.
KQEMU could execute code from many guest OSes even if the host CPU did not support hardware-assisted virtualization.
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5.
KQEMU was initially a closed-source product available free of charge, but starting from version 1.
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6.
Virtualization solutions that use QEMU are able to execute multiple virtual CPUs in parallel.
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7.
For full system emulation, QEMU is capable of running a host thread for each emulated virtual CPU .
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8.
SerialICE is a QEMU-based firmware debugging tool running system firmware inside of QEMU while accessing real hardware through a serial connection to a host system.
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9.
Unlike QEMU, Unicorn focuses on the CPU only: no emulation of any peripherals is provided and raw binary code can be run directly.
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10.
QEMU has support for both 32- and 64-bit SPARC architectures.
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