David Spisla
Software Developer at iTernity GmbH
Hesse, Germany
Summary
👤
Senior🎓
Top SchoolDavid Spisla is a software developer and seasoned DevOps engineer with nine years of experience building reliable systems at iTernity in Hesse, Germany. He combines strong Linux system administration and scripting skills (Bash, Shell, Ansible, Docker) with compiled-language expertise in Go and C/C++, enabling him to tackle both infrastructure automation and low-level backend problems. His open-source contributions to the well-known GlusterFS project demonstrate practical experience hardening distributed storage—fixing WORM-related bugs and integer overflows to improve metadata caching and file-operation correctness. A University of Freiburg computer science graduate, he brings a pragmatic, detail-oriented approach to preventing subtle runtime issues and optimizing storage behavior in production environments.
9 years of coding experience
Bachelor of Science - BS, Computer Science, Bachelor of Science - BS, Computer Science at The University of Freiburg
Github Skills (8)
c1710
overflow10
glusterfs10
debug10
filesystem10
distributed-systems10
c1110
datatypes9
Programming languages (2)
Github contributions (3)
gluster/glusterfs
Feb 2017 - Feb 2020
Gluster Filesystem : Build your distributed storage in minutes
Role in this project:
Back-end Developer
Back-end DeveloperContributions:12 commits, 10 comments, 2 issues in 3 years
Contributions summary:David primarily contributed to the GlusterFS codebase, specifically focusing on the WORM (Write Once, Read Many) functionality. Their work involved fixing bugs and addressing integer overflows related to time calculations in the WORM and metadata caching features. These changes included adapting data types to prevent potential issues and improving the handling of file operations within the WORM context.
erasure-codingstoragepersistent-storagedistributed-storagefuse-filesystem
nfs-ganesha/nfs-ganesha
Feb 2017 - Apr 2023
NFS-Ganesha is an NFSv3,v4,v4.1 fileserver that runs in user mode on most UNIX/Linux systems
Contributions:27 comments, 14 issues in 6 years 2 months
unixganeshanfs-servercephfslustre
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