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https://issues.apache.org/jira/browse/LOG4J2-1395?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15306842#comment-15306842
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Gary Gregory commented on LOG4J2-1395:
--------------------------------------
I still can't say if the code make sense, I try to look tomorrow. For now, here
are some test results.
- Checked out the branch
- mvn clean install -DskipTests
- "%JAVA_7_HOME%\bin\java" -jar log4j-perf/target/benchmarks.jar
".*Log4j2AppenderComparisonBenchmark.*" -f 1 -wi 10 -i 20
{noformat}
# Run complete. Total time: 00:09:15
Benchmark Mode
Samples Score Error Units
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.appenderConsole thrpt
20 5133.033 ▒ 20.566 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.appenderDirectConsole thrpt
20 4942.596 ▒ 23.209 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.appenderFile thrpt
20 909577.926 ▒ 88906.601 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.appenderMMap thrpt
20 833703.975 ▒ 89572.912 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.appenderNoop thrpt
20 61547491.272 ▒ 2524642.607 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.appenderRAF thrpt
20 965524.181 ▒ 72718.931 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.appenderRewrite thrpt
20 9253526.898 ▒ 517494.853 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.baseline thrpt
20 2293541662.591 ▒ 150113683.307 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.end2endConsole thrpt
20 2304.321 ▒ 2.614 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.end2endDirectConsole thrpt
20 1935.716 ▒ 119.582 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.end2endFile thrpt
20 563155.556 ▒ 43817.329 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.end2endMMap thrpt
20 508094.240 ▒ 52209.469 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.end2endNoop thrpt
20 4721361.995 ▒ 288775.276 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.end2endRAF thrpt
20 626471.836 ▒ 33498.964 ops/s
o.a.l.l.p.j.Log4j2AppenderComparisonBenchmark.end2endRewrite thrpt
20 1811625.092 ▒ 145719.109 ops/s
{noformat}
> Faster Console appender
> -----------------------
>
> Key: LOG4J2-1395
> URL: https://issues.apache.org/jira/browse/LOG4J2-1395
> Project: Log4j 2
> Issue Type: Improvement
> Components: Appenders
> Affects Versions: 2.5, 2.6
> Reporter: Mikael Ståldal
>
> The ConsoleAppender is much slower than the FileAppender.
> It would be nice to improve the performance of the ConsoleAppender.
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