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www.oaksys.net
IV&V of
Advanced Lightweight Torpedo
(ALWT)
Copyright © Oak Systems Private Limited. All Rights Reserved. 2
About Oak Systems
Oak Systems (Oaksys) is a specialist Software Verification
and Testing company based in Bengaluru. Since inception in
1998, Oaksys has been providing Software services to
prestigious customers such as DRDO Labs, ADA, WESEE,
Infosys, HP, IBM, Oracle, etc. With strong base of quality
processes that are certified against AS9100 Rev D and ISO
9001:2015, we have successfully executed several
independent verification & validation (IV&V) and testing
projects in DRDO labs, DPSUs and other development
organisations on DO-2167A, IEEE12207 and DO-178B.
 Oaksys is a CEMILAC certified IV&V agency
Copyright © Oak Systems Private Limited. All Rights Reserved.
3
Oaksys Credentials
Overview
• 25+ Years
• Software
Engineering
• Multiple
Business
Verticals
Verticals
• Avionics &
Naval Software
V&V
• Test Automation
• Banking
• Embedded
Systems
Engineering
Clientele
• Europe
• USA
• Africa
• Asia
• India
AS9100 Rev D ISO 9001:2015 CEMILAC Certified
Copyright © Oak Systems Private Limited. All Rights Reserved. 4
The project
 Client is a research lab in Naval armaments
 Developed an Advanced light weight torpedo system
 Advanced lightweight torpedo (ALWT) is an antisubmarine
torpedo that can be launched from multiple platforms
such as ships, Helicopters or Aircrafts
 Consists of 6 subsystems : HC : Homing controller, OBC: On
board computer, AMDS: Active Mode Detection System,
PMDS: Passive Mode Detection System, IIRS: Integrated
instrumentation and recording system, Pre-setter
 A mission critical system
Copyright © Oak Systems Private Limited. All Rights Reserved. 5
About the project
 Processors used : PowerPC 440 EP & Analog
Devices TS101S
 Total Number of functions : Around 1000
 Programming Language & size : C / 50,000 LOC
 Coding Standard : MISRA-C 2004
Copyright © Oak Systems Private Limited. All Rights Reserved. 6
Challenges at client site
 No processes/templates in place
 The software needed certification for clearance
to integrate with naval ships
 Lack of verification tool usage skills
 No exposure to any process standards
Copyright © Oak Systems Private Limited. All Rights Reserved. 7
Oaksys role
 Verify for compliance to IEEE - 12207 / 1012 standards per SIL level 3
 Help reengineer the processes and templates
 Provide Tool usage support
 Review all artifacts
 Handhold in fixing gaps in artifacts
Copyright © Oak Systems Private Limited. All Rights Reserved. 8
About IEEE-1012 - IEEE 1012 is a standard for software
verification and validation (V&V) process that provides guidelines and procedures
for the V&V of software systems.
Copyright © Oak Systems Private Limited. All Rights Reserved. 9
Oaksys modus operandi
 Assessing current documents in terms of relavance of contents
 Reengineering document contents for compliance to IEEE - 12207 - 1012
requirements
 Proper sampling ensured coverage of critical elements
 Deployed mix of skilled people based on the task to be accomplished
 Two level verification was done to ensure that there are no gaps
 Complete adherence to standards was ensured
 Review SSS (3 documents)
 Review SRS (6 documents, 1 document per sub-system)
 Review ICD (6 documents, 1 document per sub-system)
 Review SAD (6 documents, 1 document per sub-system)
 Review SDD (6 documents, 1 document per sub-system) [25 % sample
involving critical functions]
 Review Bi-directional traceability
 Review STP (6 documents, 1 document per sub-system)
 Review UTP (6 documents, 1 document per sub-system) [25 % sample
involving critical functions]
 Coding standards check(MISRA-C 2004, using LDRA tool)
 Run tests and prepare STR for all sub systems at Integrated System
level and unit level
 Prepare IV&V reports, Problem reports
Oaksys scope of work for Independent
Verification & Validation for ALWT Software
Copyright © Oak Systems Private Limited. All Rights Reserved. 11
Project Metrics
 Team size varied from 3 to 10 engineers
 About 50 documents reviewed
 Effort of 100 person months invested
 About 1000+ major defects found
 About 50,000 lines of code was subjected to 100 percent decision coverage
Copyright © Oak Systems Private Limited. All Rights Reserved.
12
Thank You
#27, NGEF Lane, Off 100 Feet Road, Indira Nagar, Bangalore – 560 038, INDIA
Tel : +91-80-41 26 76 81, URL: https://oaksys.net/
Oak Systems Pvt. Ltd.
Contact us for further details contact@oaksys.net

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Case Study on Advanced light weight torpedo (Software IV&V).pptx

  • 2. Copyright © Oak Systems Private Limited. All Rights Reserved. 2 About Oak Systems Oak Systems (Oaksys) is a specialist Software Verification and Testing company based in Bengaluru. Since inception in 1998, Oaksys has been providing Software services to prestigious customers such as DRDO Labs, ADA, WESEE, Infosys, HP, IBM, Oracle, etc. With strong base of quality processes that are certified against AS9100 Rev D and ISO 9001:2015, we have successfully executed several independent verification & validation (IV&V) and testing projects in DRDO labs, DPSUs and other development organisations on DO-2167A, IEEE12207 and DO-178B.  Oaksys is a CEMILAC certified IV&V agency
  • 3. Copyright © Oak Systems Private Limited. All Rights Reserved. 3 Oaksys Credentials Overview • 25+ Years • Software Engineering • Multiple Business Verticals Verticals • Avionics & Naval Software V&V • Test Automation • Banking • Embedded Systems Engineering Clientele • Europe • USA • Africa • Asia • India AS9100 Rev D ISO 9001:2015 CEMILAC Certified
  • 4. Copyright © Oak Systems Private Limited. All Rights Reserved. 4 The project  Client is a research lab in Naval armaments  Developed an Advanced light weight torpedo system  Advanced lightweight torpedo (ALWT) is an antisubmarine torpedo that can be launched from multiple platforms such as ships, Helicopters or Aircrafts  Consists of 6 subsystems : HC : Homing controller, OBC: On board computer, AMDS: Active Mode Detection System, PMDS: Passive Mode Detection System, IIRS: Integrated instrumentation and recording system, Pre-setter  A mission critical system
  • 5. Copyright © Oak Systems Private Limited. All Rights Reserved. 5 About the project  Processors used : PowerPC 440 EP & Analog Devices TS101S  Total Number of functions : Around 1000  Programming Language & size : C / 50,000 LOC  Coding Standard : MISRA-C 2004
  • 6. Copyright © Oak Systems Private Limited. All Rights Reserved. 6 Challenges at client site  No processes/templates in place  The software needed certification for clearance to integrate with naval ships  Lack of verification tool usage skills  No exposure to any process standards
  • 7. Copyright © Oak Systems Private Limited. All Rights Reserved. 7 Oaksys role  Verify for compliance to IEEE - 12207 / 1012 standards per SIL level 3  Help reengineer the processes and templates  Provide Tool usage support  Review all artifacts  Handhold in fixing gaps in artifacts
  • 8. Copyright © Oak Systems Private Limited. All Rights Reserved. 8 About IEEE-1012 - IEEE 1012 is a standard for software verification and validation (V&V) process that provides guidelines and procedures for the V&V of software systems.
  • 9. Copyright © Oak Systems Private Limited. All Rights Reserved. 9 Oaksys modus operandi  Assessing current documents in terms of relavance of contents  Reengineering document contents for compliance to IEEE - 12207 - 1012 requirements  Proper sampling ensured coverage of critical elements  Deployed mix of skilled people based on the task to be accomplished  Two level verification was done to ensure that there are no gaps  Complete adherence to standards was ensured
  • 10.  Review SSS (3 documents)  Review SRS (6 documents, 1 document per sub-system)  Review ICD (6 documents, 1 document per sub-system)  Review SAD (6 documents, 1 document per sub-system)  Review SDD (6 documents, 1 document per sub-system) [25 % sample involving critical functions]  Review Bi-directional traceability  Review STP (6 documents, 1 document per sub-system)  Review UTP (6 documents, 1 document per sub-system) [25 % sample involving critical functions]  Coding standards check(MISRA-C 2004, using LDRA tool)  Run tests and prepare STR for all sub systems at Integrated System level and unit level  Prepare IV&V reports, Problem reports Oaksys scope of work for Independent Verification & Validation for ALWT Software
  • 11. Copyright © Oak Systems Private Limited. All Rights Reserved. 11 Project Metrics  Team size varied from 3 to 10 engineers  About 50 documents reviewed  Effort of 100 person months invested  About 1000+ major defects found  About 50,000 lines of code was subjected to 100 percent decision coverage
  • 12. Copyright © Oak Systems Private Limited. All Rights Reserved. 12 Thank You #27, NGEF Lane, Off 100 Feet Road, Indira Nagar, Bangalore – 560 038, INDIA Tel : +91-80-41 26 76 81, URL: https://oaksys.net/ Oak Systems Pvt. Ltd. Contact us for further details contact@oaksys.net

Editor's Notes

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