From: Fabiano Rosas <farosas@suse.de>
To: Steven Sistare <steven.sistare@oracle.com>, qemu-devel@nongnu.org
Cc: Peter Xu <peterx@redhat.com>,
David Hildenbrand <david@redhat.com>,
Marcel Apfelbaum <marcel.apfelbaum@gmail.com>,
Eduardo Habkost <eduardo@habkost.net>,
Philippe Mathieu-Daude <philmd@linaro.org>,
Paolo Bonzini <pbonzini@redhat.com>,
"Daniel P. Berrange" <berrange@redhat.com>,
Markus Armbruster <armbru@redhat.com>
Subject: Re: [PATCH V7 24/24] migration: cpr-transfer documentation
Date: Fri, 17 Jan 2025 17:04:18 -0300 [thread overview]
Message-ID: <87ldv9dx6l.fsf@suse.de> (raw)
In-Reply-To: <823cae1e-7553-4735-8aa6-21d6f1b81b14@oracle.com>
Steven Sistare <steven.sistare@oracle.com> writes:
> On 1/17/2025 2:06 PM, Fabiano Rosas wrote:
>> Steven Sistare <steven.sistare@oracle.com> writes:
>>
>>> On 1/17/2025 10:29 AM, Fabiano Rosas wrote:
>>>> Steven Sistare <steven.sistare@oracle.com> writes:
>>>>
>>>>> On 1/17/2025 9:42 AM, Fabiano Rosas wrote:
>>>>>> Steve Sistare <steven.sistare@oracle.com> writes:
> [...]
>>>
>>> Thank-you for the simple example. I reproduced the failure.
>>> To fix, add "-machine aux-ram-share=on -machine memory-backend=ram0"
>>> (The previous longer example had the former but lacked the latter).
>>> Without that, the volatile pc.ram region is still in the mix.
>>
>> There you go, that kvm-tpr-opt message is almost always indicative of
>> user error. I think because it's the first vmstate to be loaded.
>>
>> Nonetheless, we better update the documentation to:
>>
>> -object memory-backend-file,id=ram0,size=4G,mem-path=/dev/shm/ram0,share=on -m -4G \
>> -machine memory-backend=ram0 \
>> -machine aux-ram-share=on
>
> Agreed. Will you squash it in to both examples?
Yep, no worries.
>
> - Steve
next prev parent reply other threads:[~2025-01-17 20:05 UTC|newest]
Thread overview: 44+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-15 19:00 [PATCH V7 00/24] Live update: cpr-transfer Steve Sistare
2025-01-15 19:00 ` [PATCH V7 01/24] backends/hostmem-shm: factor out allocation of "anonymous shared memory with an fd" Steve Sistare
2025-01-15 19:00 ` [PATCH V7 02/24] physmem: fix qemu_ram_alloc_from_fd size calculation Steve Sistare
2025-01-15 19:00 ` [PATCH V7 03/24] physmem: qemu_ram_alloc_from_fd extensions Steve Sistare
2025-01-15 19:00 ` [PATCH V7 04/24] physmem: fd-based shared memory Steve Sistare
2025-01-15 19:00 ` [PATCH V7 05/24] memory: add RAM_PRIVATE Steve Sistare
2025-01-15 19:00 ` [PATCH V7 06/24] machine: aux-ram-share option Steve Sistare
2025-01-15 19:00 ` [PATCH V7 07/24] migration: cpr-state Steve Sistare
2025-01-15 19:00 ` [PATCH V7 08/24] physmem: preserve ram blocks for cpr Steve Sistare
2025-01-15 19:00 ` [PATCH V7 09/24] hostmem-memfd: preserve " Steve Sistare
2025-01-15 19:00 ` [PATCH V7 10/24] hostmem-shm: " Steve Sistare
2025-01-15 19:00 ` [PATCH V7 11/24] migration: enhance migrate_uri_parse Steve Sistare
2025-01-15 19:00 ` [PATCH V7 12/24] migration: incoming channel Steve Sistare
2025-01-15 19:00 ` [PATCH V7 13/24] migration: SCM_RIGHTS for QEMUFile Steve Sistare
2025-01-15 19:00 ` [PATCH V7 14/24] migration: VMSTATE_FD Steve Sistare
2025-01-15 19:00 ` [PATCH V7 15/24] migration: cpr-transfer save and load Steve Sistare
2025-01-15 19:00 ` [PATCH V7 16/24] migration: cpr-transfer mode Steve Sistare
2025-01-29 6:23 ` Markus Armbruster
2025-01-15 19:00 ` [PATCH V7 17/24] migration-test: memory_backend Steve Sistare
2025-01-15 19:00 ` [PATCH V7 18/24] tests/qtest: optimize migrate_set_ports Steve Sistare
2025-01-15 19:00 ` [PATCH V7 19/24] tests/qtest: defer connection Steve Sistare
2025-01-15 19:00 ` [PATCH V7 20/24] migration-test: " Steve Sistare
2025-01-15 19:00 ` [PATCH V7 21/24] tests/qtest: enhance migration channels Steve Sistare
2025-01-15 19:00 ` [PATCH V7 22/24] tests/qtest: assert qmp connected Steve Sistare
2025-01-15 19:00 ` [PATCH V7 23/24] migration-test: cpr-transfer Steve Sistare
2025-01-16 19:06 ` Fabiano Rosas
2025-01-16 19:37 ` Steven Sistare
2025-01-16 20:02 ` Fabiano Rosas
2025-01-16 20:15 ` Steven Sistare
2025-01-15 19:00 ` [PATCH V7 24/24] migration: cpr-transfer documentation Steve Sistare
2025-01-17 14:42 ` Fabiano Rosas
2025-01-17 15:04 ` Steven Sistare
2025-01-17 15:29 ` Fabiano Rosas
2025-01-17 16:58 ` Steven Sistare
2025-01-17 19:06 ` Fabiano Rosas
2025-01-17 19:32 ` Steven Sistare
2025-01-17 20:04 ` Fabiano Rosas [this message]
2025-01-27 15:39 ` [PATCH V7 00/24] Live update: cpr-transfer Fabiano Rosas
2025-01-28 21:20 ` Steven Sistare
2025-01-29 6:24 ` Markus Armbruster
2025-04-09 16:22 ` Vladimir Sementsov-Ogievskiy
2025-04-09 17:48 ` Steven Sistare
2025-04-09 18:06 ` Vladimir Sementsov-Ogievskiy
2025-04-09 17:50 ` Vladimir Sementsov-Ogievskiy
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