log4j-core/src/main/java/org/apache/logging/log4j/core/util/StringEncoder.java
log4j-perf/src/main/java/org/apache/logging/log4j/perf/jmh/StringEncodingBenchmark.java

log4j-core/src/main/java/org/apache/logging/log4j/core/util/datetime/FixedDateFormat.java
log4j-perf/src/main/java/org/apache/logging/log4j/perf/jmh/TimeFormatBenchmark.java

log4j-core/src/main/java/org/apache/logging/log4j/core/impl/JdkMapAdapterStringMap.java
log4j-perf/src/main/java/org/apache/logging/log4j/perf/nogc/OpenHashStringMap.java

log4j-core/src/main/java/org/apache/logging/log4j/core/Logger.java
log4j-perf/src/main/java/org/apache/logging/log4j/perf/nogc/ParameterizedMessage.java

log4j-core/src/main/java/org/apache/logging/log4j/core/layout/TextEncoderHelper.java
log4j-perf/src/main/java/org/apache/logging/log4j/perf/jmh/TextEncoderHelperBenchmark.java

log4j-core/src/main/java/org/apache/logging/log4j/core/impl/Log4jLogEvent.java
log4j-perf/src/main/java/org/apache/logging/log4j/perf/nogc/ParameterizedMessage.java

log4j-core/src/main/java/org/apache/logging/log4j/core/filter/BurstFilter.java
log4j-perf/src/main/java/org/apache/logging/log4j/perf/nogc/ParameterizedMessage.java