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fermicloud-geeks-internal

11/14/2013 03:16 PM

Section : HowTo's for FermiCloud System Admins

HowTo : How to put a VM in migr state into RUNNING state?
The Problem
Steve wanted to clear fcl013 to attach it to fcl301, so he conducted in the night of August 05 2013
onevm migrate VMID TARGET_HOSTID
...

How to set up a cobbler server and a koan client

10/21/2013 10:36 AM

[[ Work of October 18 Friday : cobbler in fgitb335 ]]

[root@fgitb335 ~]# vi /etc/yum.repos.d/epel.repo
[root@fgitb335 ~]# yum install cobbler koan

[root@fgitb335 ~]# service cobblerd start
[root@fgitb335 ~]# service httpd start

[root@fgitb335 ~]# cobbler check
...

ON 4.X Readiness

01/28/2014 10:51 AM

Latest DB Upgrade investigation


New storage VM fermicloud378
<prerequisites>
[root@fermicloud378]# useradd oneadmin -d /var/lib/one
-bash-4.1$ vi /var/lib/one/.one/one_auth  to insert oneadmin:password

[root@fermicloud378]# mkdir -p /var/adm/krb5
...

About Storage VM in fcl301 including DES Case

11/15/2013 01:20 PM

Section 1 As of January 29 2014, there are 3 Storage Virtual Machines running from fcl301

First of all,   we need to find out currently how many and what physical disks are attached to virtual machines

$ ssh -l root fcl319.fnal.gov lsof | grep "dm-" 
...

Technical documentation

About AWS

02/04/2014 04:14 PM

A short review

Objective of this investigation is:

- we can launch many virtual machines in FermiCloud and run NoVA MC production jobs there.
- Can we do the same thing in AWS if FermiCloud is too crowded?

One possible way might be
...

EGI FederatedCloud

07/15/2014 10:51 AM


curl --cert usercert-kca.pem  --key userkey-kca.pem https://fermicloud179.fnal.gov:11443/-/
Category: entity;scheme="http://schemas.ogf.org/occi/core#";class="kind";title="entity";location="/entity/";attributes="occi.core.id{immutable} occi.core.title" 
...

All the way Deploy ON 4.4 FE in StorageVM via Puppet

01/29/2014 11:31 AM

Section 1. Prepare the Input

Run /cloud/login/hyunwoo/hkgit/hkfctwo/fclogging_on44/success_final_solution/hkwork.sh in fgitb334 as root
Copy the result to  ~hyunwoo/CentOS-6-opennebula-4.4.0-1.tar.gz which will be used in Section 3 below.
...

Reference documentation

GRATIA, I need a new gratia-service

10/23/2013 02:08 PM

GRATIA: How did I resolve Java log4j

10/23/2013 03:58 PM

[[ Work on July 26 Friday : gratia : log4j ]]
Facts in Gratia Logging:

0. There are three main components in log4j:
Loggers, Appenders and Layouts

The logger is associated with an appender and a layout as follows;

if (p.getProperty("service.logging.useLog4j", "1").equals("1")) {
...

GRATIA: build a gratia-sevice from source from SF

10/23/2013 04:32 PM

1. Launch a SLF6 VM
2. svn checkout from sourceforge
3. [root@fermicloud046 hyunwoo]# yum install java-1.6.0-sun-compat
4. [root@fermicloud046 hyunwoo]# yum install java-1.6.0-openjdk-devel
(There already is java-1.6.0-openjdk-1.6.0.0-1.62.1.11.11.90.el6_4.x86_64)
...

Technical Review

How I implemented FCLogging aka Pordes Logging

11/25/2013 11:03 AM


## Common Codes  #################################################
class ClientFC in lib/ruby/OpenNebula.rb
class OneHelper in lib/ruby/cli/one_helper.rb

1. class ClientFC in  lib/ruby/OpenNebula.rb
# Description for class ClientFC in lib/ruby/OpenNebula.rb
...

X509AuthZ how to up a site and how I hacked the code

10/21/2013 10:34 AM

This should be done in a Bare Metal
HK> Based  on   [[ Work on August 23   Friday : hkreview : crada or fcdvs ]]

<1. Install OpenNebula>
export ONE_LOCATION=

[root@fgitb333 ~]# cp ~hyunwoo/hkgit/hkfctwo/one32source/opennebula-3.2.1.tar.gz     /root/
...

How I implemented onevm delete confirmation

10/22/2013 02:51 PM

< General structure of onevm or other onesomething commands >

cmd=CommandParser::CmdParser.new(ARGV) do
   command arguments do end
   command arguments do end
   command arguments do end
end

This above code invokes "def initialize" with the block    "do - end"  which is assigned to &block inside def initialize
...

All of customized changes in FermiCloud ON 3.2

11/21/2013 04:19 PM


[[ Pordes Logging ]]
done CLI Login
1. bin/oneuser
[hyunwoo@fcl301 bin]$ diff oneuser  /cloud/login/hyunwoo/work_fcops/compile/fcl001301/opennebula-3.2.1-running/src/cli/oneuser 
207,214c207
<         rc18 = OneUserHelper.login(args[0], options)
...