Rafael David Tinoco
Open Source Engineer at Aqua Security
Curitiba, Brazil
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Open Source developer at Aqua Security and an Ubuntu Linux Core Developer. Former Ubuntu Server Team. Ubuntu Developer Membership Board.
Worked for the past 21 years in companies such as:
* Aqua Security (Open Source Developer) - Current
Canonical (Canonical Server Team - Senior Linux Engineer)
IBM Cloud (HostOS Team - Canonical contract)
Packt Book Reviewer (Mastering Ubuntu Server 3rd Edition)
Linaro (Kernel Validation Engineer and Interim HPC Lead)
Canonical (Linux Sustaining Engineer and Tech Lead)
IBM (s390x Lab Engineer w/ residency at s390x Performance Engineering Team)
Red Hat (Solution Architect)
Locaweb (Linux/Email devops)
Sun Microsystems (Consultant, Systems Engineer and Solaris Ambassador)
Have taken roles from field engineering positions - in constant contact with customers and their environments - into pure engineering ones, focused in Linux internals, user-land & kernel development, performance debugging AND bug solving.
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Topics
A firewall flow sniffer and eBPF
Designing a flow sniffer using netlink sockets (with libnetfilter-conntrack and libmnl) turned out to need eBPF for certain features. This session talks about how 'conntracker' got eBPF CO.RE support (including for legacy v4.15 kernels).
Rafael David Tinoco
Open Source Engineer at Aqua Security
Curitiba, Brazil
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