OGG啓動報錯：不能建立 共享內存段

錯誤日誌信息：
mgr.prm: Datastore in 'dirbdb':BDB1546 unable to join the environment:
unable to create shared system memory region:No space left on Device

問題解決：
之前進程出問題的時候，在集羣上關閉了ogf的資源，再次啓動的時候資源跑到了另一個節點，
致使在正確的節點上手動啓動進城的時候報不能建立共享內存段

查看shmget
[root~]$ man shmget
SHMGET(2) Linux Programmer’s Manual SHMGET(2)

NAME
shmget - allocates a shared memory segment

SYNOPSIS
#include <sys/ipc.h>
#include <sys/shm.h>

int shmget(key_t key, size_t size, int shmflg);

DESCRIPTION
shmget returns the identifier of the shared memory segment associated with the value of the argument key. A new shared
memory segment, with size equal to the value of size rounded up to a multiple of PAGE_SIZE, is created if key has the
value IPC_PRIVATE or key isn’t IPC_PRIVATE, no shared memory segment corresponding to key exists, and IPC_CREAT is speci-
fied in shmflg.