15m-ops-break

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nukemberg

- strace - ltrace - perf - ebpftrace separate video on ebpf

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- rlimit/ulimit - /etc/limits.conf - pam_limit - sysctl limits - cgroups

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- What is mount bind - Soft/hard/recursive - When to use

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- Scheduling priorities and classes - `nice`, `renice` and nice levels - How this interacts with cgroups

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- How to read `free`, what are the memory categories - Why doesn't free = total - used - Kernel/userspace memory - Shared memory - Memory pressure behaviour

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