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add NRCORE/NRSIGKILL for container
Frequent oom (receiving sigkill signals) in the container may affect the whole machine. It will be helpful to monitor the number of sigkill processes in this situation. Frequent coreump in the container, the business process in the container may have logical errors. It will be helpful to monitor the number of coredump processes in this situation. In btyedance, there are a large number of container usage scenarios, and this requirement has been proposed by the business.