Re: [RFC v5 3/3] migration: reduce time of loading non-iterable vmstate

2023-02-02 Thread Juan Quintela
Chuang Xu wrote: > The duration of loading non-iterable vmstate accounts for a significant > portion of downtime (starting with the timestamp of source qemu stop and > ending with the timestamp of target qemu start). Most of the time is spent > committing memory region changes repeatedly. > > This

[RFC v5 3/3] migration: reduce time of loading non-iterable vmstate

2023-01-17 Thread Chuang Xu
The duration of loading non-iterable vmstate accounts for a significant portion of downtime (starting with the timestamp of source qemu stop and ending with the timestamp of target qemu start). Most of the time is spent committing memory region changes repeatedly. This patch packs all the changes