Github user milleruntime commented on a diff in the pull request: https://github.com/apache/accumulo/pull/267#discussion_r121002215 --- Diff: server/tracer/src/main/java/org/apache/accumulo/tracer/TraceServer.java --- @@ -169,23 +170,25 @@ public void span(RemoteSpan s) throws TException { if (timeMutation != null) writer.addMutation(timeMutation); } catch (MutationsRejectedException exception) { - log.warn("Unable to write mutation to table; discarding span. set log level to DEBUG for span information and stacktrace. cause: " + exception); + log.warn("Unable to write mutation to table; discarding span. set log level to DEBUG for span information and stacktrace. cause: {}", exception, --- End diff -- No problem, will do. I now remember grep'ing the code for occurrences of log string concatenation that could be replaced by slf4j logging but quickly gave up, haha.
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