SCATS 6.9.2 Release Review

SMUG, March 2013Sydney

2SMUG 2013

SCATS 6.9.1 Release Review

This presentation describes the new featuresintroduced in

SCATS 6.9.2 Commercial Release.

3SMUG 2013

SCATS 6.9.2 Release Scope

• Maintenance release• 16+ new features• 16+ bug fixes

In operation at TMC since March 2013 – V6.9.2.5

Commercial release iscurrently compiled.

SCATS 6.9.2 Release Summary

4SMUG 2013

SCATS 6.9.2: What’s new

Recommended Model 2 – improved. Re-establish connection to SCMS database

PrimeCM

SCATSCM

CMDB

BackupCM

SCATSCM

CMDB

BackupDongles

PrimeDongles

Region 1

Region 2

Region 3

Backup RC1

Region 4

Region 5

Region 6

Region 1

Region 2

Prime RC1

Region 6

Prime RC2

…

Prime RC6

Replicated

5SMUG 2013

SCATS 6.9.2: What’s new - 2

• System Summary dialogue – details are now shown by default.

6SMUG 2013

SCATS 6.9.2: What’s new - 3

• Intersection Alarms: Reset Intersection – AL/ and COM/

7SMUG 2013

SCATS 6.9.2: What’s new - 4

• Change Request: SCATS Lamp Operations RK=LS is now retired

8SMUG 2013

SCATS 6.9.2: What’s new - 5

• New “No skip” optiondefined for VR22 – Dwell a phase

9SMUG 2013

SCATS 6.9.2: What’s new - 6

SCATS Ramp Metering support:

• SI data is provided in ITS interface (SRMS only) Inclusion of VK and DS values for any type SI With a validated timestamp

• SCATS accepts an external dynamic maximum green request for On-Ramp Queue Response

Limits excessive green time when no discharge is possible Applies volume-based "gating“ between the current and upstream

intersection

10SMUG 2013

SCATS 6.9.2: What’s new - 7

• All IP addresses are stored in database

• Add a REFRESH button to Controller Equipment dialogue

• Add logging of DIDO version and serial numbers after establishing connection

• Update the look and feel of the Lamp/Lamp Details dialogue

11SMUG 2013

SCATS 6.9.2: What’s new - 8

New Licensing Model

• Standalone dongles (green ones) must be present all the time. This is the current operation and a random check is performed.

• Network dongles must be present during start-up for authentication. If backup dongle is provided, either of them enables the authentication.

12SMUG 2013

New Licensing Model – cont’d

If network dongles become unavailable after successful authentication, a grace period is applied;

• Colour code of services reported in Access, right-top corner, will be grey stating either central manager or region dongle is no longer accessible

• A system alarm will be raised

• Applications are allowed to run until 1 PM next working day!

13SMUG 2013

New Licensing Model – cont’d

Unlimited network licences can be utilised as test-bed

• Test-beds must be configured as non-production server

• Non-production version of central manager will not have following functionalities;

Route pre-emption, Time Distance Diagram, Incident Management, ITS port, Messages, accept non-production region connections only

• Non-production version of Region will not have following functionalities;

ITS port, can only connect to non-production central manager

14SMUG 2013

SCATS 6.9.2: What’s new - 9

To be implemented

• Time-Distance display includes TG & FG

• Show the source of SCATS Flags when

• Enhanced Special Dates – support range and priority

• Site communication statics optionally over 1 hour period

15SMUG 2013

SCATS 6.9.2: Issues addressed - 1

• An ITS application that sends more than 1100 bytes, crashes Central Manager

• Invalid input to Local (or Controller) Times would yield a deadlock in SCATS Access

• Link plan lock and trim is removed, monitor windows does not update immediately

• Link/Offset Plan dialogue: Changes are lost without warning

16SMUG 2013

SCATS 6.9.2: Issues addressed - 2

• Monitoring a site that is not communicating produces excessive updates which overrides user’s changes in PL0

• SCATS Flags (child dialogues) not updated when monitored site changed

• Change of phases, split plan, and walk plans are now logged by Site ID

• ITS interface – region name checking is now case insensitive

17SMUG 2013

SCATS 6.9.2: Issues addressed - 3

• Modem Servers settings is lost if region network port is zero

• VR24 should not allow setting Z3 flag – reserved VC >= 4

• Communications status not updated in 'Controller communications' dialogue

18SMUG 2013

SCATS 6.9.2: Issues to be addressed

• The choice of HDLC or non-HDLC is overridden by SCATS

• SCATS clears split plan even though the user has locked the plan

• Special facilities dialogue: Usability issues with locks and trims

• Show full names of CE alarms in Access

• Terminology is reviewed!

19SMUG 2013

Debate

• Intersection - Site

• Cycle Time – Cycle Length

• Phase Flags – Phase Features

• Event/Log Print from Central Manager – proposed to be obsolete

20SMUG 2013

Debate – cont’d

• Action List editor – editing short cuts versus introduced ones

21SMUG 2013

Discussion

HA infrastructure Review / Recommendations

• Why do we virtualise? Save money, conserve energy, secure data more incentives to virtualise: flexibility and redundancy http://www.it-ps.com/assets/files/documents/white_paper_why_virtu

alisation.pdf

• How to deal with complexity?

22SMUG 2013

Discussion – cont’d

RMS Recommendations

• Virtualised Central Manager?

• What sort of database replication is recommended?

• Distributed versus centralised regional computers?

• Link Plan/Rotation monitoring