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제목
Some dashboards in Foglight Management Server (FMS) 5.9.5 can not be accessed due to missing fonts in OpenJDK on a host with Linux minimal install -
설명
Starting with Foglight Management Server 5.9.5, embedded JDK has been switched to OpenJDK which does not ship with default *.ttf font files. User had to instal both dejavu font package and fontconfig.
On a host with Linux minimal install, some dashboards are not accessible in FMS 5.9.5
Below error is logged in the Management server log file:
ERROR [http-exec-11] org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/console].[Portal Servlet] - Servlet.service() for servlet [Portal Servlet] in context with path [/console] threw exception [Probable fatal error:No fonts found.] with root causeERROR [http-exec-11] org.apache.catalina.core.ContainerBase.[Catalina].[localhost].[/console].[Portal Servlet] - Servlet.service() for servlet [Portal Servlet] in context with path [/console] threw exception [Probable fatal error:No fonts found.] with root causejava.lang.Error: Probable fatal error:No fonts found. at sun.font.SunFontManager.getDefaultPhysicalFont(SunFontManager.java:1236) at sun.font.SunFontManager.initialiseDeferredFont(SunFontManager.java:1100) at sun.font.SunFontManager.findOtherDeferredFont(SunFontManager.java:1037) at sun.font.SunFontManager.findDeferredFont(SunFontManager.java:1054) at sun.font.SunFontManager.findFont2D(SunFontManager.java:2256)... -
원인
Known defect referenced by tracking ID FGL-20201 -
해결 방안
STATUS
Defect ID FGL-20201 has been fixed in the 5.9.7 and higher releases of the FMS
WORKAROUND 1
Manually install dejavu font package and fontconfig.
On Ubuntu:
sudo apt-get install ttf-dejavu
sudo apt-get install fontconfig
On CentOS/RHEL:
sudo yum install dejavu*
sudo yum install fontconfig
On OpenSuse(vApp):
sudo zypper install dejavu*
sudo zypper install fontconfig
Rebuild Linux font cache by running the command- fc-cache -f -v
Then restart FMS
Note: All of below packages are requireddejavu-fonts-common.noarchdejavu-sans-fonts.noarch
fontpackages-filesystem.noarch
WORKAROUND 2
Install the full OpenJDK package
sudo yum install java
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결함 ID
FGL-20201 -
추가 정보
Hardened sites should use method 1 as the FMS does not require the additional components that are installed with method 2.