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Linux-insides: System calls in the Linux kernel, Part 3 (github.com/0xax)
73 points by 0xAX on Sept 6, 2015 | hide | past | favorite | 1 comment



Oh very interesting indeed, when using strace, or sysdig I notice many daemonized threaded programs calling gettimeofday() frequently, it's good to know in Linux it doesn't incur a context switch with the vdso architecture.




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