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it_services:mf:scheduledmaintenance [2017/01/24 17:33]
florido
it_services:mf:scheduledmaintenance [2017/03/27 15:17]
florido [Timeline]
Line 1: Line 1:
 ====== Scheduled Maintenance ====== ====== Scheduled Maintenance ======
 +
 +This page is being updated.
  
 ===== Upgrade of machines 2017 ===== ===== Upgrade of machines 2017 =====
Line 7: Line 9:
 ==== Reasons: ====  ==== Reasons: ==== 
   * Main reason is to avoid security holes and update libraries.   * Main reason is to avoid security holes and update libraries.
-  * Libraries not present in the distribution will be provided with a new mechanism implemented with success by Lunarc. It will be in a test state  +  * Libraries not present in the distribution will be provided with a new mechanism implemented with success by Lunarc. It will be in a test state during 2017.
-during 2017.+
   * OpenSuse 13.1 is out of support since November 2016; the software is already old.   * OpenSuse 13.1 is out of support since November 2016; the software is already old.
 +
 +==== Target distribution ====
 +
 +  * Ubuntu 16.04 will be supported until 2021 and is my preference. There will be no more machine update until that time.
 +  * OpenSuSE Leap can be installed upon request. Its release cycle and support is unclear, therefore I am not supporting it anymore.
  
 ==== Tentative Schedule ==== ==== Tentative Schedule ====
Line 15: Line 21:
 ==== Status of other machines ==== ==== Status of other machines ====
  
-==== Target distribution ====+Papaya will be updated to a more powerful machine running centos7. It will run all services on a raid 1 sw disk set. 
 +  * nis master 
 +  * cups print server 
 +  * mathematica license 
 +  * intel license (if matfys buys a new one)
  
-  * Ubuntu 16.04 will be supported until 2021 and is my preference. There will be no more 
-   ​machine update until that time. 
-  * OpenSuSE Leap can be installed upon request. Its release cycle and support is unclear, therefore I am not supporting it anymore. 
  
 +===== Upgrade of vespa 2017 =====
 +
 +Decision pending: centos6 or centos7
 +
 +From https://​wiki.centos.org/​About/​Product :
 +
 +^              ^ CentOS6 ^ CentOS7 ^
 +^ Full Updates | Q2 2017 | Q4 2020 |
 +^ Maintenance Updates | November 30th, 2020 | June 30th, 2024 |
 +
 +Probably CentOS7 for all machines is the best choice.
 +==== Timeline ====
 + 
 +  - Update vespa.teorfys.lu.se to a new machine with CentOS7 ​
 +    * define salt states for it
 +    * install intel license server
 +    * install salt?
 +    * install tftp
 +    * install needed pxe boot stuff for nodes
 +    * %DATE% Switch old vespa frontend to new vespa frontend
 +
 +  - Update n3 as guinea pig
 +    * %DATE% switch off n3
 +    * clone disk to a virtual machine for future use
 +    * update to latest ILOM
 +    * define salt config states ​
 +    * install slurm
 +    * test slurm interactive mode
 +    * install eb
 +    * install modules: new env must be completely based on modules, no more specific profile.sh
 +
 +  - Update n6 as guinea pig 
 +    * %DATE% switch off n6
 +    * test automatic rebuilt of n3 setup on demand
 +==== front ends ====
 +
 +  * vespa.teorfys.lu.se:​ will be changed to a newer machine ​
 +  * vespa2.matfys.lth.se:​ the system will be updated
 +
 +==== old nodes n1-n5 ====
 +
 +Intel
 +
 +==== old nodes n6-n10 ====
 +
 +Opteron! Will CentOS7 run on those? Test on n6
 +
 +==== old nodes n11-n12 ====
 +
 +==== new nodes n13-n20 ====
 +
 +  * no planned update at the moment. They run CentOS6.x and easybuild.
it_services/mf/scheduledmaintenance.txt · Last modified: 2020/08/20 16:56 by florido

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