From: Juan Quintela <quintela@redhat.com>
To: qemu-devel@nongnu.org
Cc: Juan Quintela <quintela@redhat.com>,
Markus Armbruster <armbru@redhat.com>,
Thomas Huth <thuth@redhat.com>,
Paolo Bonzini <pbonzini@redhat.com>,
Laurent Vivier <lvivier@redhat.com>,
Eric Blake <eblake@redhat.com>,
"Dr. David Alan Gilbert" <dgilbert@redhat.com>
Subject: [Qemu-devel] [PATCH 1/4] multifd: Change page count default to 128
Date: Wed, 6 Feb 2019 14:23:28 +0100 [thread overview]
Message-ID: <20190206132331.1694-2-quintela@redhat.com> (raw)
In-Reply-To: <20190206132331.1694-1-quintela@redhat.com>
I haven't seend any problem about using 64 or 128. And it make much
less contention on the locks. Just change it.
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
migration/migration.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/migration/migration.c b/migration/migration.c
index ef1d53cde2..f673486679 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -81,7 +81,7 @@
/* The delay time (in ms) between two COLO checkpoints */
#define DEFAULT_MIGRATE_X_CHECKPOINT_DELAY (200 * 100)
#define DEFAULT_MIGRATE_MULTIFD_CHANNELS 2
-#define DEFAULT_MIGRATE_MULTIFD_PAGE_COUNT 16
+#define DEFAULT_MIGRATE_MULTIFD_PAGE_COUNT 128
/* Background transfer rate for postcopy, 0 means unlimited, note
* that page requests can still exceed this limit.
--
2.20.1
next prev parent reply other threads:[~2019-02-06 13:23 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-06 13:23 [Qemu-devel] [PATCH 0/4] migration: Make multifd not experimental Juan Quintela
2019-02-06 13:23 ` Juan Quintela [this message]
2019-02-07 11:33 ` [Qemu-devel] [PATCH 1/4] multifd: Change page count default to 128 Daniel P. Berrangé
2019-02-07 12:13 ` Juan Quintela
2019-02-07 12:13 ` Juan Quintela
2019-02-07 12:41 ` Daniel P. Berrangé
2019-02-06 13:23 ` [Qemu-devel] [PATCH 2/4] multifd: Drop x-multifd-page-count parameter Juan Quintela
2019-02-06 14:20 ` Laurent Vivier
2019-02-06 17:58 ` Juan Quintela
2019-02-06 19:00 ` Laurent Vivier
2019-02-07 12:15 ` Juan Quintela
2019-02-07 12:33 ` Daniel P. Berrangé
2019-02-12 9:34 ` Juan Quintela
2019-02-12 10:29 ` Daniel P. Berrangé
2019-02-06 13:23 ` [Qemu-devel] [PATCH 3/4] multifd: Drop x- Juan Quintela
2019-02-07 11:23 ` Dr. David Alan Gilbert
2019-02-06 13:23 ` [Qemu-devel] [PATCH 4/4] tests: Add migration multifd test Juan Quintela
2019-02-06 15:49 ` Thomas Huth
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