Re: [PATCH v4 0/4] block: seriously improve savevm performance

2020-06-16 Thread no-reply
Patchew URL: https://patchew.org/QEMU/20200616162035.29857-1-...@openvz.org/ Hi, This series seems to have some coding style problems. See output below for more information: Subject: [PATCH v4 0/4] block: seriously improve savevm performance Type: series Message-id: 20200616162035.29857-1

[PATCH v4 0/4] block: seriously improve savevm performance

2020-06-16 Thread Denis V. Lunev
This series do standard basic things: - it creates intermediate buffer for all writes from QEMU migration code to QCOW2 image, - this buffer is sent to disk asynchronously, allowing several writes to run in parallel. In general, migration code is fantastically inefficent (by observation),