I think you are needing this: The Java and Alfresco World: Setup ACS-7.x, ASS-2.x and Local Transformation Service using distribut...
Open and edit server.xml file which can be found under: “/usr/local/alfresco-community70/tomcat/conf/” directory [Full path: /usr/local/alfresco-community70/tomcat/conf/server.xml] :
$ sudo vim /usr/local/alfresco-community70/tomcat/conf/server.xml
Find Connector with port "8080”.
Add the URIEncoding and maxHttpHeaderSize attributes.
<Connector port="8080" protocol="HTTP/1.1"
Tomcat uses ISO-8859-1 character encoding when decoding URLs that are received from a browser. This can cause problems when creating, uploading, and renaming files with international characters. By default, Tomcat uses an 8 KB header buffer size, which might not be large enough for the Kerberos authentication protocol. We need to increase this buffer size.