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[PATCH 20/20] tests: Add postcopy preempt test
From: |
Peter Xu |
Subject: |
[PATCH 20/20] tests: Add postcopy preempt test |
Date: |
Wed, 16 Feb 2022 14:28:09 +0800 |
Two tests are added: a normal postcopy preempt test, and a recovery test.
Signed-off-by: Peter Xu <peterx@redhat.com>
---
tests/qtest/migration-test.c | 39 ++++++++++++++++++++++++++++++++++--
1 file changed, 37 insertions(+), 2 deletions(-)
diff --git a/tests/qtest/migration-test.c b/tests/qtest/migration-test.c
index 7b42f6fd90..5053b40589 100644
--- a/tests/qtest/migration-test.c
+++ b/tests/qtest/migration-test.c
@@ -470,6 +470,7 @@ typedef struct {
*/
bool hide_stderr;
bool use_shmem;
+ bool postcopy_preempt;
/* only launch the target process */
bool only_target;
/* Use dirty ring if true; dirty logging otherwise */
@@ -673,6 +674,11 @@ static int migrate_postcopy_prepare(QTestState **from_ptr,
migrate_set_capability(to, "postcopy-ram", true);
migrate_set_capability(to, "postcopy-blocktime", true);
+ if (args->postcopy_preempt) {
+ migrate_set_capability(from, "postcopy-preempt", true);
+ migrate_set_capability(to, "postcopy-preempt", true);
+ }
+
/* 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.
@@ -719,13 +725,29 @@ static void test_postcopy(void)
migrate_postcopy_complete(from, to);
}
-static void test_postcopy_recovery(void)
+static void test_postcopy_preempt(void)
+{
+ MigrateStart *args = migrate_start_new();
+ QTestState *from, *to;
+
+ args->postcopy_preempt = true;
+
+ if (migrate_postcopy_prepare(&from, &to, args)) {
+ return;
+ }
+ migrate_postcopy_start(from, to);
+ migrate_postcopy_complete(from, to);
+}
+
+/* @preempt: whether to use postcopy-preempt */
+static void test_postcopy_recovery(bool preempt)
{
MigrateStart *args = migrate_start_new();
QTestState *from, *to;
g_autofree char *uri = NULL;
args->hide_stderr = true;
+ args->postcopy_preempt = preempt;
if (migrate_postcopy_prepare(&from, &to, args)) {
return;
@@ -781,6 +803,16 @@ static void test_postcopy_recovery(void)
migrate_postcopy_complete(from, to);
}
+static void test_postcopy_recovery_normal(void)
+{
+ test_postcopy_recovery(false);
+}
+
+static void test_postcopy_recovery_preempt(void)
+{
+ test_postcopy_recovery(true);
+}
+
static void test_baddest(void)
{
MigrateStart *args = migrate_start_new();
@@ -1458,7 +1490,10 @@ int main(int argc, char **argv)
module_call_init(MODULE_INIT_QOM);
qtest_add_func("/migration/postcopy/unix", test_postcopy);
- qtest_add_func("/migration/postcopy/recovery", test_postcopy_recovery);
+ qtest_add_func("/migration/postcopy/recovery",
test_postcopy_recovery_normal);
+ qtest_add_func("/migration/postcopy/preempt/unix", test_postcopy_preempt);
+ qtest_add_func("/migration/postcopy/preempt/recovery",
+ test_postcopy_recovery_preempt);
qtest_add_func("/migration/bad_dest", test_baddest);
qtest_add_func("/migration/precopy/unix", test_precopy_unix);
qtest_add_func("/migration/precopy/tcp", test_precopy_tcp);
--
2.32.0
- Re: [PATCH 18/20] migration: Postcopy preemption enablement, (continued)
[PATCH 19/20] migration: Postcopy recover with preempt enabled, Peter Xu, 2022/02/16
[PATCH 20/20] tests: Add postcopy preempt test,
Peter Xu <=
Re: [PATCH 00/20] migration: Postcopy Preemption, Peter Xu, 2022/02/16