Worked on enhancing the ROCm/rccl repository by improving documentation related to NCCL_IGNORE_CPU_AFFINITY, focusing on clarifying its usage and impact on multi-node communication. The approach involved adding a targeted documentation tip in reStructuredText (RST) that explains how setting this environment variable can influence GPU affinity and communication performance, while explicitly noting that it is not set by default to avoid interfering with user or launcher configurations. This documentation update aimed to support reliability and maintainability, as well as streamline developer onboarding. The work demonstrated attention to detail in technical writing and a clear understanding of developer guidance needs.