From: Juan Quintela <quintela@redhat.com>
To: Wei Wang <wei.w.wang@intel.com>
Cc: peterx@redhat.com, lei4.wang@intel.com, qemu-devel@nongnu.org
Subject: Re: [PATCH v2 1/2] migration: enfocre multifd and postcopy preempt to be set before incoming
Date: Wed, 21 Jun 2023 21:41:34 +0200 [thread overview]
Message-ID: <87fs6ka9ht.fsf@secure.mitica> (raw)
In-Reply-To: <20230606101910.20456-2-wei.w.wang@intel.com> (Wei Wang's message of "Tue, 6 Jun 2023 18:19:09 +0800")
Wei Wang <wei.w.wang@intel.com> wrote:
> qemu_start_incoming_migration needs to check the number of multifd
> channels or postcopy ram channels to configure the backlog parameter (i.e.
> the maximum length to which the queue of pending connections for sockfd
> may grow) of listen(). So enforce the usage of postcopy-preempt and
> multifd as below:
> - need to use "-incoming defer" on the destination; and
> - set_capability and set_parameter need to be done before migrate_incoming
>
> Otherwise, disable the use of the features and report error messages to
> remind users to adjust the commands.
>
> Signed-off-by: Wei Wang <wei.w.wang@intel.com>
> Reviewed-by: Peter Xu <peterx@redhat.com>
Reviewed-by: Juan Quintela <quintela@redhat.com>
queued.
next prev parent reply other threads:[~2023-06-21 19:42 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-06-06 10:19 [PATCH RESEND v2 0/2] Enfore multifd and postcopy preempt setting Wei Wang
2023-06-06 10:19 ` [PATCH v2 1/2] migration: enfocre multifd and postcopy preempt to be set before incoming Wei Wang
2023-06-21 19:41 ` Juan Quintela [this message]
2023-06-21 20:34 ` Juan Quintela
2023-06-06 10:19 ` [PATCH v2 2/2] qtest/migration-tests.c: use "-incoming defer" for postcopy tests Wei Wang
-- strict thread matches above, loose matches on Subject: below --
2023-05-30 9:02 [PATCH v2 0/2] Enfore multifd and postcopy preempt setting Wei Wang
2023-05-30 9:02 ` [PATCH v2 1/2] migration: enfocre multifd and postcopy preempt to be set before incoming Wei Wang
2023-05-30 14:35 ` Peter Xu
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