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tests: Add migration xbzrle test

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Reviewed-by: Peter Xu <peterx@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
Message-Id: <20190227105128.1655-2-quintela@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
  dgilbert: Fixup for class with Yury's series
This commit is contained in:
Juan Quintela 2019-02-27 11:51:26 +01:00 committed by Dr. David Alan Gilbert
parent 6cafc8e4dd
commit cdf842299d
1 changed files with 64 additions and 0 deletions
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64
tests/migration-test.c
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@ -629,6 +629,17 @@ static void deprecated_set_speed(QTestState *who, long long value)
migrate_check_parameter(who, "max-bandwidth", value);
}
static void deprecated_set_cache_size(QTestState *who, long long value)
{
QDict *rsp;
rsp = qtest_qmp(who, "{ 'execute': 'migrate-set-cache-size',"
"'arguments': { 'value': %lld } }", value);
g_assert(qdict_haskey(rsp, "return"));
qobject_unref(rsp);
migrate_check_parameter(who, "xbzrle-cache-size", value);
}
static void test_deprecated(void)
{
QTestState *from;
@ -637,6 +648,7 @@ static void test_deprecated(void)
deprecated_set_downtime(from, 0.12345);
deprecated_set_speed(from, 12345);
deprecated_set_cache_size(from, 4096);
qtest_quit(from);
}
@ -864,6 +876,57 @@ static void test_ignore_shared(void)
}
#endif
static void test_xbzrle(const char *uri)
{
QTestState *from, *to;
if (test_migrate_start(&from, &to, uri, false, 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, "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, true);
}
static void test_xbzrle_unix(void)
{
char *uri = g_strdup_printf("unix:%s/migsocket", tmpfs);
test_xbzrle(uri);
g_free(uri);
}
int main(int argc, char **argv)
{
char template[] = "/tmp/migration-test-XXXXXX";
@ -916,6 +979,7 @@ int main(int argc, char **argv)
qtest_add_func("/migration/bad_dest", test_baddest);
qtest_add_func("/migration/precopy/unix", test_precopy_unix);
/* qtest_add_func("/migration/ignore_shared", test_ignore_shared); */
qtest_add_func("/migration/xbzrle/unix", test_xbzrle_unix);
ret = g_test_run();