About Me

Ajin Sudhir

Performance Test Engineer at Testhouse

Thiruvananthapuram, Kerala, India

More than 2.5 years of diversified experience in software testing with emphasis on Performance testing using the industry leading tools like HP Loadrunner, Jmeter and Visual Studio.

Has worked in agile project environment and knowledge in multiple domains such as Core Banking, Education, Insurance, Telecommunication, E-Commerce and Mobile banking etc.

Has consistently demonstrated proficiency at quickly learning and contributing to business operations and systems improvement in both internal and client facing roles.

Role Description:

Worked in various performance, manual and mobile testing projects with the team under various
domains like Core Banking, Education, Insurance, Telecommunication, E-Commerce and Mobile banking etc.

Performance Testing using HP LoadRunner, JMeter & Microsoft Visual Studio Enterprise
• Experience working in Windows and UNIX Environment
• Experience in monitoring servers using tools like SiteScope and Perfmon
• Experience in monitoring UNIX servers with vmstat and iostat.
• Analyze the CPU Utilization, Memory usage, Garbage Collection and DB connections to verify the performance of the applications.
• Analyze the network connections between the servers
• Execute performance / load / stress and other non-functional tests. Monitor application logs to determine system behavior. Address all technical issues, facilitate the resolution and necessary follow up with Development team, and other cross-functional departments.
• Responsible for setting up monitors to monitor network activities and bottlenecks.
• Installed SiteScope, and configured monitors for analysis.
• Analyzed results for Bottlenecks and made recommendations for the bottlenecks.
• Monitored Metrics on Application server, Web server and database server.
• Detail oriented and good at task requiring vigilance, accuracy, speed, and detection of minor differences
• Well self - organized and team player
• Analyse various problems involved in the process and works as an effective team member
• Able to execute testing independently and ensuring critical defect free project deliveries and meeting the planned schedule

Comments

Loadrunner ~ Performance Testing with Citrix Protocol : Recording Tips n Tricks!

1 . INTRODUCTION 1.1 Citrix Protocol in load runner Recording Tips When recording a script, be sure to follow these guidelines in order to create an effective script. Single vs. Multi-Protocol Scripts When creating a new script, you may create a single protocol or multi-protocol script. If you plan to record a simple Citrix ICA session, use a single protocol script. When recording an NFUSE Web Access session, however, you must create a multi-protocol script for Citrix ICA and Web (HTML/HTTP), to enable the recording of both protocols. Record into Appropriate Sections Record the connection process into the vuser_init section, and the closing process into the vuser_end section. This will prevent you from performing iterations on the connecting and disconnecting. Run a Clean Session When recording a session, make sure to perform the complete business process, starting with the connection and ending with the cleanup. End your session at a point from where you could sta

Peformance Testing with Citrix Protocol : Citrix ICA Vuser Functions (CTRX)

Mouse Functions ctrx_mouse_click Emulates a mouse click on a Citrix client ctrx_mouse_double_click Emulates a double mouse click on a Citrix client ctrx_mouse_down Emulates a mouse down click on a Citrix client ctrx_mouse_move Emulates a mouse move on a Citrix client sent to a Citrix server. ctrx_mouse_up Emulates a mouse up click on a Citrix client ctrx_mouse_click Emulates a mouse click on a Citrix client sent to a Citrix server. int ctrx_mouse_click( long x_pos, long y_pos, long mouse_button, long key_modifier, char *window_name, [CONTINUE_ON_ERROR,] CTRX_LAST ); int ctrx_obj_mouse_click( const char *obj_desc, long x_pos, long y_pos, long mouse_button, long key_modifier, char *window_name, [CONTINUE_ON_ERROR,] CTRX_LAST ); obj_desc A description of the object recorded if the agent is installed on the server. x_pos The horizontal distance of t

ATM API Loadtesting with Sybase ASE using LOADRUNNER 12.60

Introduction SAP ASE (Adaptive Server Enterprise), originally known as Sybase SQL Server, and also commonly known s Sybase DB or Sybase ASE , is a relational model database server product for businesses developed by Sybase Corporation which became part of SAP AG. Metrics Considered for load testing of ATM APIs · Transaction per Minute (TPM) e.g : 600 TPM · Transaction per second (TPS) e.g: 10 TPS Setting up Database connection ODBC Data Source Administrator For 32 bit: C:\Windows\system32\ odbcad32 For 34 bit: C:\Windows\SysWOW64\ odbcad32 Add a new Data Source for Sybase ASE LR Scripting: Web-HTTP/HTML Protocol Action () { lr_start_transaction ( " P_API_XXXXXX_XXXXXX _ExecuteQuery" ); //Establishing ODBC driver Connection // Connection String for Sybase ASE : //ConnectionString=Dsn={ODBC Reference Name};Uid={use

Performance Testing : Tips n Tricks!

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