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[Qemu-devel] [PATCH 0/2] qcow2: Discard VM state in active L1 after crea
From: |
Kevin Wolf |
Subject: |
[Qemu-devel] [PATCH 0/2] qcow2: Discard VM state in active L1 after creating snapshot |
Date: |
Fri, 6 Sep 2013 12:32:24 +0200 |
This series fixes that 'savevm' becomes much slower after the first snapshot.
The reason is unnecessary COW for the VM state, which is now avoided.
Kevin Wolf (2):
qcow2: Pass discard type to qcow2_discard_clusters()
qcow2: Discard VM state in active L1 after creating snapshot
block/qcow2-cluster.c | 8 ++++----
block/qcow2-snapshot.c | 7 +++++++
block/qcow2.c | 7 +------
block/qcow2.h | 7 ++++++-
4 files changed, 18 insertions(+), 11 deletions(-)
--
1.8.1.4
- [Qemu-devel] [PATCH 0/2] qcow2: Discard VM state in active L1 after creating snapshot,
Kevin Wolf <=