原 GreenPlum启动数据库报错pre-existing shared memory block
Tags: 原创故障处理GreenPlumipcrmipcs
现象
1 2 3 4 5 | pre-existing shared memory block (key 5432001,ID 98304 ) is still in use Terminate any old server processes societed with data directory /data/opt/ pre-existing shared memory block (key 5432001, ID 524294) is still in use,,"Terminate any old server processes associated with data directory ""/mnt/lv1/gpadmin/data/master/gpseg-1"" |
分析
报错原因:gp非正常关闭,导致master任在占用共享内存段
因为共享内存段没有释放,但是进程已经不在了。