ubuntu设置coredump
sudo sysctl -w kernel.core_pattern=/corefiles/core.%p.%e
sudo mkdir /corefiles
sudo chmod -R 777 /corefiles
ulimit -c unlimited
sudo sysctl -w kernel.core_pattern=/corefiles/core.%p.%e
sudo mkdir /corefiles
sudo chmod -R 777 /corefiles
ulimit -c unlimited