tomcat8.5在随后的内存泄漏中使offen崩溃。我正在使用Java 1.8和jasperreports-3.7.6。尝试增加堆内存和元空间，仍然没有运气。
04-Mar-2019 19:55:33.708 SEVERE [localhost-startStop-2]
org.apache.catalina.loader.WebappClassLoaderBase.checkThreadLocalMapForLeaks The
web application created a ThreadLocal with key of type [java.lang.ThreadLocal]
(value [java.lang.ThreadLocal@5bc679e2]) and a value of type
[net.sf.jasperreports.engine.export.legacy.BorderOffset$1] (value
[net.sf.jasperreports.engine.export.legacy.BorderOffset$1@4f1c2500]) but failed
to remove it when the web application was stopped. Threads are going to be
renewed over time to try and avoid a probable memory leak.
04-Mar-2019 19:55:33.708 SEVERE [localhost-startStop-2]
org.apache.catalina.loader.WebappClassLoaderBase.checkThreadLocalMapForLeaks The
web application created a ThreadLocal with key of type [java.lang.ThreadLocal]
(value [java.lang.ThreadLocal@652226c8]) and a value of type [java.lang.Class]
(value [class interest_rate_error_log_1423552836383_871731]) but failed to
remove it when the web application was stopped. Threads are going to be renewed
over time to try and avoid a probable memory leak.
在这种情况下，我们没有任何类如interest_rate_error_log *