1. www.see-grid-sci.eu SEE-GRID-SCI MON Hands-on Session Vladimir Slavnić Institute of Physics Belgrade Serbia slavnic@scl.rs The SEE-GRID-SCI initiative is co-funded by the European Commission under the FP7 Research Infrastructures contract no. 211338 AEGIS Training for Site Administrators

2. AEGIS Training for Site Administrators, Institute of Physics Belgrade, December 10-11, 2008 2 MON RGMA-based monitoring system collector server Relational Grid Monitoring Architecture - R-GMA Works in conjunction with batch system (CE) ‏

3. AEGIS Training for Site Administrators, Institute of Physics Belgrade, December 10-11, 2008 3 Prerequisites-1 Installation of operating system (SL4) ‏ NTP installation and configuration – check ntp.conf, ntp.drift, ntp.drift.TEMP in /etc Obtaining host Certificates – hostcert.pem, hostkey.pem in /etc/grid-security/

4. AEGIS Training for Site Administrators, Institute of Physics Belgrade, December 10-11, 2008 4 Prerequisites-2 Repository configuration – Get repos from local repository (http://rpm.scl.rs/yum.conf/) ‏http://rpm.scl.rs/yum.conf/ – Example for MON packages: cd /etc/yum.repos.d/ wget http://rpm.scl.rs/yum.conf/scl-glite-MON.repo Java installation Install lcg-CA

5. AEGIS Training for Site Administrators, Institute of Physics Belgrade, December 10-11, 2008 5 Glite MON installation One yum command: – yum install glite-MON It will install all necessary packages: – Mysql-server – Tomcat –...

6. AEGIS Training for Site Administrators, Institute of Physics Belgrade, December 10-11, 2008 6 YAIM node configuring Some relevant entries from site-info.def – MON_HOST=mon.$MY_DOMAIN – REG_HOST=gserv1.ipp.acad.bg (lcgic01.gridpp.rl.ac.uk) ‏ – MYSQL_PASSWORD=some_good_password – APEL_DB_PASSWORD="APELDB_PWD" Execute configuration with: /opt/glite/yaim/bin/yaim -c -s -n glite-MON

7. AEGIS Training for Site Administrators, Institute of Physics Belgrade, December 10-11, 2008 7 Testing configured system Execute server check script on MON node /opt/glite/bin/rgma-server-check Try to connect to mysql base from CE mysql -u accounting -h MON.node -p Try to connect to the Server using the following address to your web browser: https:// :8443/R-GMA/ Try to manually publish data (use the scripts from crons) and observe logs

8. AEGIS Training for Site Administrators, Institute of Physics Belgrade, December 10-11, 2008 8 Additional tools SG Accounting Client (1) ‏ – transmits aggregated accounting information to gserv1.ipp.acad.bg – CREATE DATABASE tmp; – GRANT CREATE TEMPORARY TABLES, SELECT, INSERT, UPDATE, DELETE, DROP, ALTER ON tmp.* TO 'USERNAME'@'HOSTNAME' – GRANT SELECT on accounting.* to 'tomcat4'@'MONBOXHOSTNAME' identified by 'STRONGPASSWORD'; – CREATE DATABASE tmp; – GRANT SELECT, INSERT, UPDATE, DELETE, DROP, ALTER, CREATE TEMPORARY TABLES ON tmp.* TO 'tomcat4'@'MONBOXHOSTNAME';

9. AEGIS Training for Site Administrators, Institute of Physics Belgrade, December 10-11, 2008 9 Additional tools SG Accounting Client (2) ‏ – mpi_publisher-1.0-RHEL4.noarch.rpm – Installs on CE – accounting_publisher-2.0-RHEL4.noarch.rpm – Installs on MON – su – tomcat – Edit jvr.sh – Try to publish:./jvr.sh – https://gserv1.ipp.acad.bg:8443/Welcome/

10. AEGIS Training for Site Administrators, Institute of Physics Belgrade, December 10-11, 2008 10 Links https://twiki.cern.ch/twiki/bin/view/LCG/Gen ericInstallGuide310 https://twiki.cern.ch/twiki/bin/view/LCG/Gen ericInstallGuide310 http://wiki.egee- see.org/index.php/SG_Accounting_Client_Insta llation http://wiki.egee- see.org/index.php/SG_Accounting_Client_Insta llation http://wiki.egee- see.org/index.php/SG_RGMA_Installation_Guid e http://wiki.egee- see.org/index.php/SG_RGMA_Installation_Guid e