Re: [PATCH v1 0/7] UFFD write-tracking migration/snapshots

2020-11-18 Thread no-reply
] UFFD write-tracking migration/snapshots === TEST SCRIPT BEGIN === #!/bin/bash git rev-parse base > /dev/null || exit 0 git config --local diff.renamelimit 0 git config --local diff.renames True git config --local diff.algorithm histogram ./scripts/checkpatch.pl --mailback base.. === TEST SCRIPT

[PATCH v1 0/7] UFFD write-tracking migration/snapshots

2020-11-18 Thread Andrey Gruzdev via
Currently the only way to make (external) live VM snapshot is using existing dirty page logging migration mechanism. The main problem is that it tends to produce a lot of page duplicates while running VM goes on updating already saved pages. That leads to the fact that vmstate image size is