keith-turner commented on code in PR #4497:
URL: https://github.com/apache/accumulo/pull/4497#discussion_r1581624772
##########
server/manager/src/main/java/org/apache/accumulo/manager/TabletGroupWatcher.java:
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@@ -344,12 +344,18 @@ public void run() {
TServerConnection client =
manager.tserverSet.getConnection(location.getServerInstance());
if (client != null) {
- Manager.log.trace("[{}] Requesting TabletServer {} unload {}
{}", store.name(),
- location.getServerInstance(), tls.extent,
goal.howUnload());
- client.unloadTablet(manager.managerLock, tls.extent,
goal.howUnload(),
- manager.getSteadyTime());
- unloaded++;
- totalUnloaded++;
+ try {
+ Manager.log.trace("[{}] Requesting TabletServer {} unload
{} {}", store.name(),
+ location.getServerInstance(), tls.extent,
goal.howUnload());
+ client.unloadTablet(manager.managerLock, tls.extent,
goal.howUnload(),
+ manager.getSteadyTime());
+ unloaded++;
+ totalUnloaded++;
+ } catch (TException tException) {
+ Manager.log.warn("[{}] Failed to request tablet unload {}
{} {} {}",
Review Comment:
yes, the tablet group watcher constantly scans the metadata table looking
for things to do per tablet. This throwing an exception for one tablet
prevents progress on other tablets.
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