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Fri, 05 Jan 2018 21:53:06 +0000 (UTC) X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 209.132.183.28 Subject: [Qemu-devel] [PATCH v4 08/11] tests: Add migration xbzrle test X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: lvivier@redhat.com, dgilbert@redhat.com, peterx@redhat.com Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail: RSF_0 Z_629925259 SPT_0 Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Signed-off-by: Juan Quintela --- tests/migration-test.c | 67 ++++++++++++++++++++++++++++++++++++++++++++++= +++- 1 file changed, 66 insertions(+), 1 deletion(-) diff --git a/tests/migration-test.c b/tests/migration-test.c index 024b6675fb..c25c9dd7b1 100644 --- a/tests/migration-test.c +++ b/tests/migration-test.c @@ -554,6 +554,20 @@ static void deprecated_set_speed(QTestState *who, cons= t char *value) migrate_check_parameter(who, "max-bandwidth", value); } =20 +static void deprecated_set_cache_size(QTestState *who, const char *value) +{ + QDict *rsp; + gchar *cmd; + + cmd =3D g_strdup_printf("{ 'execute': 'migrate-set-cache-size'," + "'arguments': { 'value': %s } }", value); + rsp =3D qtest_qmp(who, cmd); + g_free(cmd); + g_assert(qdict_haskey(rsp, "return")); + QDECREF(rsp); + migrate_check_parameter(who, "xbzrle-cache-size", value); +} + static void test_deprecated(void) { char *uri =3D g_strdup_printf("unix:%s/migsocket", tmpfs); @@ -567,7 +581,8 @@ static void test_deprecated(void) deprecated_set_downtime(to, 0.12345); deprecated_set_speed(from, "12345"); deprecated_set_speed(to, "12345"); - + deprecated_set_cache_size(from, "4096"); + deprecated_set_cache_size(to, "4096"); g_free(uri); =20 qtest_quit(from); @@ -709,6 +724,55 @@ static void test_precopy_tcp(void) g_free(port); } =20 +static void test_xbzrle(const char *uri) +{ + QTestState *from, *to; + + test_migrate_start(&from, &to, uri); + + /* 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, "xbzrle-cache-size", "33554432"); + + migrate_set_capability(from, "xbzrle", "true"); + migrate_set_capability(to, "xbzrle", "true"); + /* Wait for the first serial output from the source */ + wait_for_serial("src_serial"); + + migrate(from, uri); + + wait_for_migration_pass(from); + + /* 300ms 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); +} + +static void test_xbzrle_unix(void) +{ + char *uri =3D g_strdup_printf("unix:%s/migsocket", tmpfs); + + test_xbzrle(uri); + g_free(uri); +} + + int main(int argc, char **argv) { char template[] =3D "/tmp/migration-test-XXXXXX"; @@ -732,6 +796,7 @@ int main(int argc, char **argv) qtest_add_func("/migration/precopy/tcp", test_precopy_tcp); qtest_add_func("/migration/deprecated", test_deprecated); qtest_add_func("/migration/postcopy/unix", test_postcopy); + qtest_add_func("/migration/xbzrle/unix", test_xbzrle_unix); =20 ret =3D g_test_run(); =20 --=20 2.14.3