Font display problem in gadgets and database monitoring graph in Jira server

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Platform Notice: Server and Data Center Only - This article only applies to Atlassian products on the server and data center platforms.

Problem

When viewing gadgets and database monitoring graphs,  fonts appear incorrect or garbled as depicted below:

Diagnosis

Environment

  • Linux-based environment

Diagnostic Steps

  • From the command line, run fc-cache to list available fonts. Java relies on fonts provided by the operating system. 

Cause

A lack of available fonts causes this unexpected behavior. 

Resolution

Install additional fonts and reboot the system. On RedHat based system you can issue the below command which is the equivalent of yum groupinstall fonts

yum install cjkuni-uming-fonts.noarch dejavu-fonts-common.noarch dejavu-sans-fonts.noarch dejavu-sans-mono-fonts.noarch dejavu-serif-fonts.noarch fontconfig.x86_64 fontpackages-filesystem.noarch gnu-free-fonts-common.noarch gnu-free-mono-fonts.noarch gnu-free-sans-fonts.noarch gnu-free-serif-fonts.noarch google-crosextra-caladea-fonts.noarch google-crosextra-carlito-fonts.noarch jomolhari-fonts.noarch khmeros-base-fonts.noarch khmeros-fonts-common.noarch libXfont.x86_64 liberation-fonts-common.noarch liberation-mono-fonts.noarch liberation-sans-fonts.noarch liberation-serif-fonts.noarch libfontenc.x86_64 lklug-fonts.noarch lohit-assamese-fonts.noarch lohit-bengali-fonts.noarch lohit-devanagari-fonts.noarch lohit-gujarati-fonts.noarch lohit-kannada-fonts.noarch lohit-malayalam-fonts.noarch lohit-marathi-fonts.noarch lohit-nepali-fonts.noarch lohit-oriya-fonts.noarch lohit-punjabi-fonts.noarch lohit-tamil-fonts.noarch lohit-telugu-fonts.noarch lyx-fonts.noarch madan-fonts.noarch nhn-nanum-fonts-common.noarch nhn-nanum-gothic-fonts.noarch open-sans-fonts.noarch overpass-fonts.noarch paktype-naskh-basic-fonts.noarch paratype-pt-sans-fonts.noarch sil-abyssinica-fonts.noarch sil-nuosu-fonts.noarch sil-padauk-fonts.noarch smc-fonts-common.noarch smc-meera-fonts.noarch stix-fonts.noarch thai-scalable-fonts-common.noarch thai-scalable-waree-fonts.noarch ucs-miscfixed-fonts.noarch urw-fonts.noarch vlgothic-fonts.noarch wqy-microhei-fonts.noarch wqy-zenhei-fonts.noarch xorg-x11-font-utils.x86_64
Last modified on Sep 25, 2019

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