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[Qemu-devel] [PATCH v11 4/4] tests: Add migration multifd test
From: |
Juan Quintela |
Subject: |
[Qemu-devel] [PATCH v11 4/4] tests: Add migration multifd test |
Date: |
Wed, 30 Jan 2019 13:06:16 +0100 |
We set the x-multifd-page-count and x-multifd-channels.
Reviewed-by: Dr. David Alan Gilbert <address@hidden>
Signed-off-by: Juan Quintela <address@hidden>
---
tests/migration-test.c | 51 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 51 insertions(+)
diff --git a/tests/migration-test.c b/tests/migration-test.c
index a27f095b28..2a2ffc893d 100644
--- a/tests/migration-test.c
+++ b/tests/migration-test.c
@@ -942,6 +942,56 @@ static void test_precopy_tcp(void)
g_free(uri);
}
+static void test_multifd_tcp(void)
+{
+ char *uri;
+ QTestState *from, *to;
+
+ if (test_migrate_start(&from, &to, "tcp:127.0.0.1:0", false)) {
+ return;
+ }
+
+ /*
+ * We want to pick a speed slow enough that the test completes
+ * quickly, but that it doesn't complete precopy even on a slow
+ * machine, so also set the downtime.
+ */
+ /* 1 ms should make it not converge*/
+ migrate_set_parameter(from, "downtime-limit", 1);
+ /* 1GB/s */
+ migrate_set_parameter(from, "max-bandwidth", 1000000000);
+
+ migrate_set_parameter(from, "x-multifd-channels", 8);
+ migrate_set_parameter(to, "x-multifd-channels", 8);
+
+ migrate_set_parameter(from, "x-multifd-page-count", 64);
+ migrate_set_parameter(to, "x-multifd-page-count", 64);
+
+ migrate_set_capability(from, "x-multifd", "true");
+ migrate_set_capability(to, "x-multifd", "true");
+ /* Wait for the first serial output from the source */
+ wait_for_serial("src_serial");
+
+ uri = migrate_get_socket_address(to, "socket-address");
+
+ migrate(from, uri, "{}");
+
+ wait_for_migration_pass(from);
+
+ /* 300ms it should converge */
+ migrate_set_parameter(from, "downtime-limit", 300);
+
+ if (!got_stop) {
+ qtest_qmp_eventwait(from, "STOP");
+ }
+ qtest_qmp_eventwait(to, "RESUME");
+
+ wait_for_serial("dest_serial");
+ wait_for_migration_complete(from);
+
+ test_migrate_end(from, to, true);
+}
+
int main(int argc, char **argv)
{
char template[] = "/tmp/migration-test-XXXXXX";
@@ -995,6 +1045,7 @@ int main(int argc, char **argv)
qtest_add_func("/migration/precopy/unix", test_precopy_unix);
qtest_add_func("/migration/precopy/tcp", test_precopy_tcp);
qtest_add_func("/migration/xbzrle/unix", test_xbzrle_unix);
+ qtest_add_func("/migration/multifd/tcp", test_multifd_tcp);
ret = g_test_run();
--
2.20.1