anuragaw commented on a change in pull request #3425: [WIP DO NOT MERGE] Better
tracking host maintanence success and failure
URL: https://github.com/apache/cloudstack/pull/3425#discussion_r349741387
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File path: server/src/main/java/com/cloud/ha/HighAvailabilityManagerImpl.java
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@@ -629,23 +636,31 @@ protected Long restart(final HaWorkVO work) {
public Long migrate(final HaWorkVO work) {
long vmId = work.getInstanceId();
-
long srcHostId = work.getHostId();
+
+ VMInstanceVO vm = _instanceDao.findById(vmId);
+ if (vm == null) {
+ return null;
+ }
+ s_logger.info("Migration attempt: for VM " + vm.getUuid() + "from host
id " + srcHostId +
+ ". Retry count: " + work.getTimesTried() + "/" + _maxRetries +
" times.");
try {
work.setStep(Step.Migrating);
_haDao.update(work.getId(), work);
- VMInstanceVO vm = _instanceDao.findById(vmId);
- if (vm == null) {
- return null;
- }
// First try starting the vm with its original planner, if it
doesn't succeed send HAPlanner as its an emergency.
_itMgr.migrateAway(vm.getUuid(), srcHostId);
return null;
} catch (InsufficientServerCapacityException e) {
- s_logger.warn("Insufficient capacity for migrating a VM.");
+ s_logger.warn("Migration attempt: Insufficient capacity for
migrating a VM " +
+ vm.getUuid() + " from source host id " + srcHostId +
+ ". Exception: " + e.getMessage());
_resourceMgr.maintenanceFailed(srcHostId);
return (System.currentTimeMillis() >> 10) + _migrateRetryInterval;
+ } catch (Exception e) {
Review comment:
I have just added this check for logging purposes. The callee will catch the
exception and notify the resource manager class. Also we need to wait for
max.retries attempts.
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