Report number CMS BPH 10 002 001 Version 1 Title: Prompt and non prompt J psi cross sections in pp collisions at sqrt(s) 7 TeV Deadline for comments 26 Oct...

CMS Papers Reviews: CIT Comments CMS EXO 10 002 (Dorian) CMS BPH 10 002 001 (Piotr/Dorian, October 26 2010) Institutional Review assignment Main...

CPT Lab Caltech Precision Timing Laboratory The Phase II Upgrade twiki : https://twiki.hep.caltech.edu/twiki/bin/view/Main/Phase2Upgrade Testbeams and Labtests...

My Links ATasteOfTWiki view a short introductory presentation on TWiki for beginners WelcomeGuest starting points on TWiki TWikiUsersGuide complete...

My Links ATasteOfTWiki view a short introductory presentation on TWiki for beginners WelcomeGuest starting points on TWiki TWikiUsersGuide complete...

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CIT HEP Computing This page is dedicated to centralize all computing related subjects ComputingGridTools ComputingT3HiggsFAQ Workplan guidelines...

Caltech CMS Computing 2010 Notes from the review meeting on October 5th and the follow up discussion. Resources Presentation from Mike and Dorian at the Computing...

AAA Testing This page is to aggregate the experience of users as they test workflows with remote input. After this is populated, we can have a feeling on how safe...

Compute Element deployment notes OS Setup We will need to get rid of osg release, install osg release 3.2, yum clean all. The clean all part is very important...

CE Troubleshoot Find here the potential pitfalls and ways to debug a OSG GRAM Compute Element 3.2 Find job submission rate, submission errors This is a bit tricky...

Main.samir 2014 04 08 Many ways to fix a GRUB In a RAID1 SW array mount the / partition (that contains /boot) root@localhost ~ # mount bind /sys/ /tmp/a/sys...

Deploying a JBOD in the T2 Hadoop Building the list of target disks The first step is to identify in the JBOD which disks are going to be included for storage (you...

LDAP @ CITHEP systems This is a short tutorial on how to do some operations using PHPLDAPAdmin. Assuming that you already know a bit about LDAP, focusing on the specifics...

As of 2015, the only component maintained locally in the T2 is the temperature monitoring. It used to monitor a number of things in nodes that other systems such as...

Instructions for MonaLisa Restarting the page sudo into monalisa account and then : /home/monalisa/MLrepository/scripts ./start pgsql.sh ./start pgsql2.sh Check that...

Description We use Foreman as a bare metal provisioning system. Foreman installs Puppet at the server kickstart, already connecting back to the Puppet Master. The...

This is to document the possible single points of failure of T2 and T3 and relevant notes T2 Headnode We host a number of services in this server. Most of them have...

This is to keep a list of items we need, and are supplies : Expand virtualization servers to ~32 GB at least Samir`s headset (?) Namenode memory (...

Virtual Machines Guide Setting up environment Log into the server as yourself, Y in all the hops. We will need XForward working. Good luck with network speed/latency...

The configuration I wish that no one needs to do this anymore. With DAS it can be really painful. I didn`t really find the LFN there, but rather in my email, when...

Local CRAB This page is intended to describe how to use CRAB in T3 Higgs Environment : I`m hoping that users are familiar with the CRAB recipe. For the specific environments...

Zabbix notes For now only a link dump Install https://www.zabbix.org/wiki/InstallOnCentOS RHEL#Proxy Install Repositories https://www.zabbix.com/documentation/...

Caltech Bookkeeping System About Caltech Bookkeeping system is a home grown, extremely simple but a bit versatile solution for keeping track of the private samples...

Condor quick start This page is supposed to guide users to start using Condor in our T3 infra structure, only mentioning the very essential, adaptations can be done...

As everyone knows, it is particularly tricky to use GIT in our network. We need a proxy to talk to servers outside research networks. For GitHub clones, this will...

Grid Tools Here you should find tools and usage examples for the basic grid operations. All tests here were ran at lxplus5.cern.ch and environment from /cvmfs/cms...

GridFTP Setup This is more to document the tips and tricks that are NOT in the Puppet configuration. Network ALL GFTPs need to have 9000 MTU. tracepath is a...

Compute nodes 48 servers, 12 chassis, 4 nodes per chassis 144 disk bays 1200 W per chassis 24 U 16.8 kW Datanodes...

Infra structure notes This page is intended to describe what are the relevant parts of the Tier 2/Tier 3 infra structure (site specific notes), common problems/solutions...

Caltech Interactive Nodes This is intended to be a checklist for `login node` reinstalls. Users, feel free to update with your requirements. Mount Points /wntmp...

Site wide considerations If you want to deploy a low maintenance site or cloud site, you will want to skip a lot of steps that big sites usually want to go through...

Lately, mith mulptiple socket SMP architectures, it started to be essential to know your system and set the PCIe devices and application in more favorable physical...

Physics Vagrant Box This page is to document how to use our Vagrant box already shipped with CMSSW. Get the box Currently is available at http://newman.ultralight...

T2 Puppet The goal of this page is to document notes for a puppet deployment that is generic enough to work on any OSG CMS T2 site (and potentially T3s). In principle...

Site setup What we need from a remote site is basically : 1 PhEDEx node N Transfer nodes As long as your transfer node pool will be fast enough to saturate...

General status We`re at the commissioning phase of the SL6 T3 Higgs. For that, Computing is providing a mirrored infra structure, with all elements in SL6. You will...

Service Incidents (ongoing or past 24 working hours) Interventions (tomorrow, today or ongoing from the past 2 working days) IP Migration on t3 higgs.ultralight...

If you are an user of the T2/T3 systems, you can always report issues here : support page But, if you are an user with a CERN account, you will have access to...

Tier 2 Monitoring Taken from here: https://twiki.cern.ch/twiki/bin/view/Sandbox/SamirCurySandboxCaltech Extremely handy links : HepSpec table T2 HepSpec table pledges...

This page is to aggregate interesting information and documentation for the T2 SDN agent, which is a proof of concept of what we could potentially do using Internet...

USCMS T2 Transfers This twiki was created to report the latest status on initiative. General status FTS plots FTS plots Created a spreadsheet so sites can post their...

T3 Higgs usual problems/solutions Provisioning If a node was just kickstarted (Rocks love to do it), there is a script that will hopefully do all the latest node...

Computing Topics Intended to list the internal task list and make sure that the priorities are agreed. Necessary ASAP Memory review/purchase How much memory...

Application profiling For now this only works on T3 higgs, where we have interactive access. Running your job in background, fetch PID Please make sure that you either...

Workshop This page is basically a place to brainstorm topics that will be useful to make users aware of. Not everyone need to learn all topics, but we might spend...