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Why does the kernel now report zero shared memory?

April 26, 2017Kernel memory report Shared Zero

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Why does the kernel now report zero shared memory?

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• (REG, contributed by Erik Mouw) Yes, the processes still share memory, but due to changes to the VM in 2.4 it became too CPU intensive to calculate the total amount of shared memory. In order not to break the userland tools, the “MemShared” field in /proc/meminfo was set to 0.