Re: [PATCH v4 00/34] migration: File based migration with multifd and fixed-ram

2024-02-25 Thread Peter Xu
On Tue, Feb 20, 2024 at 07:41:04PM -0300, Fabiano Rosas wrote: > 0) Cleanups [1-5] While I am still reading the rest.. I queued these five first. -- Peter Xu

Re: [PATCH v4 00/34] migration: File based migration with multifd and fixed-ram

2024-02-23 Thread Fabiano Rosas
Peter Xu writes: > On Tue, Feb 20, 2024 at 07:41:04PM -0300, Fabiano Rosas wrote: >> Latest numbers >> == >> >> => guest: 128 GB RAM - 120 GB dirty - 1 vcpu in tight loop dirtying memory >> => host: 128 CPU AMD EPYC 7543 - 2 NVMe disks in RAID0 (8586 MiB/s) - xfs >> => pinned vcpus

Re: [PATCH v4 00/34] migration: File based migration with multifd and fixed-ram

2024-02-23 Thread Claudio Fontana
On 2/23/24 03:59, Peter Xu wrote: > On Tue, Feb 20, 2024 at 07:41:04PM -0300, Fabiano Rosas wrote: >> Latest numbers >> == >> >> => guest: 128 GB RAM - 120 GB dirty - 1 vcpu in tight loop dirtying memory >> => host: 128 CPU AMD EPYC 7543 - 2 NVMe disks in RAID0 (8586 MiB/s) - xfs >> =>

Re: [PATCH v4 00/34] migration: File based migration with multifd and fixed-ram

2024-02-22 Thread Peter Xu
On Tue, Feb 20, 2024 at 07:41:04PM -0300, Fabiano Rosas wrote: > Latest numbers > == > > => guest: 128 GB RAM - 120 GB dirty - 1 vcpu in tight loop dirtying memory > => host: 128 CPU AMD EPYC 7543 - 2 NVMe disks in RAID0 (8586 MiB/s) - xfs > => pinned vcpus w/ NUMA shortest distances

[PATCH v4 00/34] migration: File based migration with multifd and fixed-ram

2024-02-20 Thread Fabiano Rosas
Hi, In this v4: - Added support for 'fd:'. With fixed-ram, that comes free by the existing routing to file.c. With multifd I added a loop to create the channels. - Dropped support for direct-io with fixed-ram _without_ multifd. This is something I said I would do for this version, but I