Greenplum 6.x 安装注意事项 2020-11-19 2024-07-03 centos, greenplum, postgresql /etc/sysctl.conf 设置注意12kernel.shmall=echo $(expr $(getconf _PHYS_PAGES) / 2)kernel.shmmax=echo $(expr $(getconf _PHYS_PAGES) / 2 \* $(getconf PAGESIZE))