Xen 4.21 Hypervisor Arrives With New PDX Compression
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Xen 4.21 Hypervisor Arrives With New PDX Compression

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Bobby Borisov
Dec 5, 2025

Xen 4.21 open-source type-1 hypervisor adds a new PDX compression algorithm, updated toolchain requirements, and improvements across x86, Arm, and RISC-V.
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Bobby Borisov

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