Spring Boot & AWS Elastic Beanstalk & AWS Cloudwatch Log Stream friendly logging with newline replacing support to convert root cause's stack trace into single line message. And does these within Spring Boot's default pattern layout.

logback-spring.xml

<?xml version="1.0" encoding="UTF-8"?>
<configuration>

    <include resource="org/springframework/boot/logging/logback/defaults.xml"/>
    <include resource="org/springframework/boot/logging/logback/console-appender.xml"/>

    <appender name="CLOUD_WATCH_FRIENDLY" class="ch.qos.logback.core.ConsoleAppender">
        <encoder>
            <pattern>%clr(%d{${LOG_DATEFORMAT_PATTERN:-yyyy-MM-dd HH:mm:ss.SSS}}){faint} %clr(${LOG_LEVEL_PATTERN:-%5p}) %clr(${PID:- }){magenta} %clr(---){faint} %clr([%15.15t]){faint} %clr(%-40.40logger{39}){cyan} %clr(:){faint} %m %replace(%rEx{short}){'[\r\n\t]+', '\\n'}%nopex%n</pattern>
        </encoder>
    </appender>

    <springProfile name="!dev &amp; !prod">
        <root level="info">
            <appender-ref ref="CONSOLE"/>
        </root>
    </springProfile>

    <springProfile name="dev">
        <root level="info">
            <appender-ref ref="CLOUD_WATCH_FRIENDLY"/>
        </root>
    </springProfile>

    <springProfile name="prod">
        <root level="info">
            <appender-ref ref="CLOUD_WATCH_FRIENDLY"/>
        </root>
    </springProfile>

</configuration>