Takashi Menjo
Researcher at Nippon Telegraph & Telephone
Shinagawa, Japan
Summary
🤩
Rockstar🎓
Top SchoolTakashi Menjo is a researcher and backend engineer with over a decade at Nippon Telegraph & Telephone, specializing in resilient distributed storage and systems software. He holds a master's in Information Science from Nagoya University and has focused on improving memory management, stability, and error-handling in production-grade storage systems. His open-source work on sheepdog demonstrates practical expertise in gateway-path robustness, object caching, and fail-fast behavior when object stores are unavailable. Based in Shinagawa, Japan, he pairs academic grounding with long-term industrial research experience to reduce crash surface and harden complex distributed components. Colleagues know him for meticulous low-level fixes that prevent subtle allocation bugs from causing systemic failures.
10 years of coding experience
Master's degree, Information Science/Studies, Master's degree, Information Science/Studies at Nagoya University
Github Skills (9)
c1710
data-storage10
memory-management10
error-handling10
distributed-systems10
distributed-file-system10
c1110
qemu10
virtualization9
Programming languages (4)
Github contributions (5)
sheepdog/sheepdog
Jan 2016 - Mar 2017
Distributed Storage System for QEMU
Role in this project:
Back-end Developer
Back-end DeveloperContributions:117 commits, 63 PRs, 22 pushes in 1 year 2 months
Contributions summary:Takashi primarily focused on improving the memory management and stability of the distributed storage system, specifically within the gateway path. Their contributions involved removing memory allocation functions that could lead to crashes and replacing them with error handling mechanisms. They also addressed issues related to object caching and object list management within the system. Additionally, the user made modifications to enhance the system's resilience, such as ensuring the system goes down if object stores are unavailable.
iscsiiscsi-targetdistributed-storageblockdeviceqemu-kvm
tmenjo/sheepdog
Dec 2015 - Mar 2017
Contributions:180 pushes, 152 branches, 20 tags in 1 year 3 months
qemudistributed-storagestoragedistributed
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