Wangpan
Software Engineer
Summary
🤩
RockstarWangpan is a seasoned software engineer with 13 years of experience focused on IaaS and distributed storage systems. He has deep hands-on expertise in back-end development and DevOps, contributing significant fixes and features to high-profile open-source projects like OpenStack Nova and the CNCF-hosted Curve storage system. His work spans compute-service reliability (instance resizing, file injection, race-condition fixes, libvirt driver robustness) and storage internals (chunkserver partitioning, leader election, tooling for volume management). Comfortable operating at the intersection of code and operations, he routinely improves resource management and build/tooling pipelines to make systems more resilient and easier to operate. Colleagues would note his pragmatic approach to debugging complex distributed behaviors and his habit of turning subtle bug reports into durable architectural improvements.
13 years of coding experience
Github Skills (21)
libvirt10
debug10
kvm10
python10
qemu10
storage10
distributed-systems10
openstack10
command-line-interface9
bash9
cloud-storage9
ansible9
command-line9
exception-handling9
cloud-object-storage9
Programming languages (5)
Github contributions (5)
opencurve/curve
Jul 2020 - Nov 2022
Curve is a sandbox project hosted by the CNCF Foundation. It's cloud-native, high-performance, and easy to operate. Curve is an open-source distributed storage system for block and shared file storage.
Role in this project:
Back-end Developer & DevOps Engineer
Back-end Developer & DevOps EngineerContributions:156 reviews, 36 commits, 98 PRs in 2 years 4 months
Contributions summary:Wangpan contributed to the Curve project by fixing bugs and implementing new features. Their work included supporting disk partitioning for chunkservers, fixing version checks in build scripts, and correcting typos. They also added functionality for creating volume directories via the curve_ops_tool. The user also demonstrated expertise in the project's core concepts by modifying files related to leader election, file system operations, and tooling.
operationfilestoragecloud-native-storageclustersdata-storage
openstack/nova
Nov 2012 - Nov 2014
OpenStack Compute (Nova). Mirror of code maintained at opendev.org.
Role in this project:Back-end Developer
Back-end DeveloperContributions:38 commits in 1 year 11 months
Contributions summary:Wangpan primarily contributed to the OpenStack Nova project, focusing on bug fixes and enhancements to the compute service. They addressed issues related to instance resizing, file injection, and race conditions during instance deletion and resize operations. Additionally, the user added support for the QEMU guest agent, enabling interaction with guest instances. They also modified the code to handle exceptions and improve resource management within the libvirt driver.
novaopendevopenstackcompute
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