joshelser commented on a change in pull request #19:
RATIS-549,RATIS-550,RATIS-552,RATIS-553 Metric Framework for Ratis
URL: https://github.com/apache/incubator-ratis/pull/19#discussion_r283914205
##########
File path:
ratis-logservice/src/main/java/org/apache/ratis/logservice/server/MetaStateMachine.java
##########
@@ -172,27 +176,30 @@ public TransactionContext
preAppendTransaction(TransactionContext trx) throws IO
@Override
public CompletableFuture<Message> query(Message request) {
- if (currentGroup == null) {
- try {
- List<RaftGroup> x =
StreamSupport.stream(raftServer.getGroups().spliterator(), false)
- .filter(group ->
group.getGroupId().equals(metadataGroupId))
- .collect(Collectors.toList());
- if (x.size() == 1) {
- currentGroup = x.get(0);
+ long start = System.currentTimeMillis();
Review comment:
Using `System.nanoTime()` would prevent the clock from rolling back. I don't
recall if there's any meaningful performance impact of `nanoTime()` over
`currentTimeMillis()` though.
----------------------------------------------------------------
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
For queries about this service, please contact Infrastructure at:
[email protected]
With regards,
Apache Git Services
