A popular SaaS application encountering intermittent slowdowns was analyzed, revealing that a specific thread blocked 134 application threads due to an issue with the Log4j framework. This known bug necessitated an upgrade to Log4j2 to resolve the problem, emphasizing the importance of migrating from unsupported software for improved performance and stability.
TD Bank, one of Canada's largest banks, utilizes products like GCeasy, FastThread, and HeapHero. Recently, architect Ram Lakshmanan trained their performance engineers in Toronto, engaging them in critical system reviews. The performance engineers exhibited enthusiasm and curiosity, making for an interactive and productive training experience.
Samsung Research America held a two-day onsite training on 'JVM Performance Engineering & Troubleshooting' for their performance engineering team in Mountain View, California. The session featured active participation from attendees. The trainers received a positive evaluation with a 5-star rating from Samsung’s Learning & Development department, acknowledging their effective presentation.
Workday, a leader in cloud ERP systems, utilizes the fastThread tool to address JVM performance issues. They hosted a guest lecture by architect Ram Lakshmanan on JVM performance engineering, attended by Site Reliability and Performance Engineers. The session offered valuable insights and solutions for enhancing JVM performance and system reliability.
Softaria, founded in 2002, specializes in automation systems for business processes. Recently, server performance issues led to frustration among players due to excessive thread dumps. The fastThread tool enabled quick root cause analysis, revealing a security flaw causing server overload from fake invite registrations. The code was promptly fixed, restoring optimal performance.
A North American shipping monopoly faced delays in batch job processing after porting to Java, affecting operations. Engaged to optimize performance, I successfully reduced run time from 16:04 hours to 3:14 hours within two months, despite added requirements and increased traffic. The solution improved efficiency significantly.