
Worked on the openebs/mayastor-extensions repository to deliver a Helm chart enhancement that exposed a configurable NVME_TRANSPORT_TOS value, enabling operators to set DSCP/ToS marking for NVMe-oF over RoCEv2 and support lossless transport with Priority Flow Control. The implementation involved customizing Kubernetes Helm charts, updating YAML configuration, and ensuring end-to-end workflow integration. Documentation was revised in Markdown to guide users through the new configuration process. This work provided granular QoS control for RDMA traffic, improving performance isolation in multi-tenant environments and streamlining deployment by reducing integration effort for teams adopting the new io-engine transportTos feature.
Month: 2026-03 — OpenEBS Mayastor Extensions Key features delivered: - Exposed a configurable NVME_TRANSPORT_TOS via Helm, adding io_engine.nvme.transportTos to set the NVME_TRANSPORT_TOS environment variable on the io-engine container. This enables DSCP/ToS marking for RDMA traffic (NVMe-oF over RoCEv2) and supports lossless transport with Priority Flow Control (PFC). - Updated workflows and configuration to support the new feature end-to-end, and regenerated related documentation for the Helm chart. Major bugs fixed: - No critical bugs reported for this repository in March 2026 based on available data. Overall impact and accomplishments: - Provided operators with granular QoS control for NVMe-oF over RoCEv2, improving performance isolation and reliability in multi-tenant or congested environments. - Streamlined adoption through chart value exposure and updated docs/workflows, reducing integration effort for deployments. Technologies/skills demonstrated: - Kubernetes Helm chart customization and exposure of new config values - io-engine environment configuration for NVMe-oF/RDMA QoS (NVME_TRANSPORT_TOS) - Documentation and workflow updates to reflect new capabilities - Collaborative development evidenced by co-authored commit messages and cross-repo integration
Month: 2026-03 — OpenEBS Mayastor Extensions Key features delivered: - Exposed a configurable NVME_TRANSPORT_TOS via Helm, adding io_engine.nvme.transportTos to set the NVME_TRANSPORT_TOS environment variable on the io-engine container. This enables DSCP/ToS marking for RDMA traffic (NVMe-oF over RoCEv2) and supports lossless transport with Priority Flow Control (PFC). - Updated workflows and configuration to support the new feature end-to-end, and regenerated related documentation for the Helm chart. Major bugs fixed: - No critical bugs reported for this repository in March 2026 based on available data. Overall impact and accomplishments: - Provided operators with granular QoS control for NVMe-oF over RoCEv2, improving performance isolation and reliability in multi-tenant or congested environments. - Streamlined adoption through chart value exposure and updated docs/workflows, reducing integration effort for deployments. Technologies/skills demonstrated: - Kubernetes Helm chart customization and exposure of new config values - io-engine environment configuration for NVMe-oF/RDMA QoS (NVME_TRANSPORT_TOS) - Documentation and workflow updates to reflect new capabilities - Collaborative development evidenced by co-authored commit messages and cross-repo integration

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