rob johnson paws

Rob Johnson, Information Services

rob.johnson@aber.ac.uk

http://paws.aber.ac.uk

Power down And Wake System

What is it?

The history of PAWS

Why PAWS?

What’s PAWS?

JISC

Funding – how much? objectives? timescale?

Open Source

Collaborate with other institutions

Who are they?

Savings?- 1 computer = 2.5 KW/h units of electricity per

day…- Without power management:

- 4375 units of electricity per day - £127,750 per year!

- The average utilisation:- public service computer = 20% - staff computer = 23%...

- With PAWS power management in place:

A total potential saving of £100,000 per year for 1750 computers at just Aberystwyth University!

And if you don’t believe me…

These live statistics provided at http://power.aber.ac.uk/paws

Main Features of PAWS?

Server Controlled

End user has the power!

Savings stats are auto generated

Techie Bit…

Technologies

Development Environment

Subversion

What makes up PAWS?

GUI: PAWS Client Manager

GUI: PAWS Admin Manager

Agent: PAWS Client

Agent: PAWS Server

Servlets: PAWS Web

How does PAWS sleeping work?

SQL Server/MySQL Database

Sleep Modes?

Forced/scheduled sleep

Sleep when logged out

Idle sleep

Warned sleep

Wake-on-LAN

How is it useful?

What is it?

Windows Updates

PAWS WOL

Freebies with PAWS Client…

Automatic logout

Abandoned Memory Sticks

Public Service Computer Monitoring

Negatives?

Maintenance

Support?

Client Agent Installation

Positives?

Environment

Free – open source under Apache GPL

Financial

Institutional benefits

What about other products?

Data Synergy - Powerman

Other free products – not really…

1e Nightwatchman

Interested Parties

Pembrokeshire & Ceredigion County Councils

SOCITM Cymru

Swansea & Trinity St. Davids

Where are we now?

Agent development

Generic development and

Interface development

consultation with other institutions

Test rollout to Information Services, Estates and IBERS departments

Goals?

Be accepted

Offer Support Team?

View our blog at http://paws.aber.ac.uk

Financial & Environmental

Contact: Rob Johnson, rob.johnson@aber.ac.uk

Documentation/User manuals