root@jenkins-test-local:/var/lib/jenkins/jobs/ThisIsATest/builds/55# lsof -p 10007|grep log
java 10007 jenkins mem REG 8,1 1213761 408229 /var/lib/jenkins/plugins/aws-java-sdk/WEB-INF/lib/aws-java-sdk-servicecatalog-1.11.791.jar
java 10007 jenkins mem REG 8,1 563715 408224 /var/lib/jenkins/plugins/aws-java-sdk/WEB-INF/lib/aws-java-sdk-logs-1.11.791.jar
java 10007 jenkins mem REG 8,1 138625 408266 /var/lib/jenkins/plugins/aws-java-sdk/WEB-INF/lib/aws-java-sdk-marketplacecatalog-1.11.791.jar
java 10007 jenkins 1w REG 8,1 24123228 395200 /var/log/tomcat8/catalina.out
java 10007 jenkins 2w REG 8,1 24123228 395200 /var/log/tomcat8/catalina.out
java 10007 jenkins 3w REG 8,1 1047507 392476 /var/lib/jenkins/gc/gc-2020-07-06_16-15-31.log.0.current
java 10007 jenkins 17w REG 8,1 10462062 408102 /var/log/tomcat8/catalina.2020-07-06.log
java 10007 jenkins 18w REG 8,1 348255 394397 /var/log/tomcat8/localhost.2020-07-06.log
java 10007 jenkins 59w REG 8,1 7486004 399682 /var/log/tomcat8/access.log
java 10007 jenkins 66r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 68r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 69r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 70r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 71r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 72r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 73r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 74r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 75r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 76r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 77r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 78r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 79r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 80r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 82r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 91r REG 0,45 152 269033 /mnt/jenkins/jobs/ThisIsATest/builds/55/log (127.0.0.1:/exports/jenkins)
java 10007 jenkins 361r REG 8,1 138625 408266 /var/lib/jenkins/plugins/aws-java-sdk/WEB-INF/lib/aws-java-sdk-marketplacecatalog-1.11.791.jar
java 10007 jenkins 417r REG 8,1 563715 408224 /var/lib/jenkins/plugins/aws-java-sdk/WEB-INF/lib/aws-java-sdk-logs-1.11.791.jar
java 10007 jenkins 441r REG 8,1 1213761 408229 /var/lib/jenkins/plugins/aws-java-sdk/WEB-INF/lib/aws-java-sdk-servicecatalog-1.11.791.jar
The file handle leak is the result of a bug that produces corrupt log lines.