Crash Dump Analysis: HsErr Files, Core Dumps, SIGSEGV
Learn how to analyze JVM crash dumps, interpret HsErr files, extract meaningful data from core dumps, and debug native SIGSEGV errors in Java applications.
Posts tagged with #debugging
Deoptimization Debugging: When JIT Compiled Code Reverts
Learn what causes the JVM to deoptimize JIT-compiled code, how to detect deoptimization events, and how to fix the underlying issues.
JVMTI Agents: Profiling and Debugging with the JVM Tool Interface
Explore the JVM Tool Interface for building profiling, debugging, and monitoring agents that hook deep into the JVM runtime.
JVM Stack Walking API: Fast Stack Traversal and Security Context
A guide to the JVM Stack Walking API showing how to efficiently traverse stack frames, access local variables, and extract security context without the overhead of traditional stack trace capture.
Git Bisect for Bug Hunting: Binary Search Through Commit History
Master git bisect to find the exact commit that introduced a bug using binary search. Automate bug hunting with scripts and handle complex scenarios.
Git Blame and Annotate: Line-by-Line Code Attribution
Master git blame for line-by-line code attribution, understanding code history, finding when code changed, and using blame effectively for code comprehension.
git log: Master Commit History Navigation and Filtering
Master git log formatting, filtering, searching history, and navigating commit history effectively for version control debugging and auditing.
Git Reflog and Recovery: Your Safety Net for Destructive Operations
Master git reflog to recover lost commits, undo destructive operations, and understand Git's safety net. Learn recovery techniques for reset, rebase, and merge disasters.
Distributed Tracing: Trace Context and OpenTelemetry
Master distributed tracing for microservices. Learn trace context propagation, OpenTelemetry instrumentation, and how to debug request flows across services.