ChangeLog/1.4: Difference between revisions

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=== Live Migration ===
=== Live Migration ===
Move migration from a timer to a thread.  Migration was blocking the iothread for too long.  Latency of the other threads have improved, and measurements/throughput/latency of migration has also improved.


== User-mode emulation ==
== User-mode emulation ==

Revision as of 11:29, 18 January 2013

System emulation

Device emulation

Device assignment

USB

ARM

MIPS

S390

x86

  • testdev?

KVM

Xen

  • persistent grants support implemented in xen_disk (up to 450% speed in improvement with 15 guests!!);
  • safer and correcter flush operation (BLKIF_OP_FLUSH_DISKCACHE) introduced in xen_disk;
  • multiple secondary PV consoles support in xen_console;
  • many bug fixes.

QMP

Network devices

SLIRP

Block devices

Live Migration

Move migration from a timer to a thread. Migration was blocking the iothread for too long. Latency of the other threads have improved, and measurements/throughput/latency of migration has also improved.

User-mode emulation

Guest agent

Host support