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完美解决ORA-00845: MEMORY_TARGET not supported on this system

2020-10-27 50 10/27

Linux下,Oracle 11g的自动内存管理不能指定大于这个/dev/shm的总量内存。否则就会出现如下错误:

ORA-00845: MEMORY_TARGET not supported on this system

修改/etc/fstab,修改tmpfs大小,如果没有则需要自己添加:

# vi /etc/fstab
tmpfs                   /dev/shm                tmpfs   defaults,size=10240M        0 0

重新挂载:

# mount -o remount /dev/shm
# df -h
Filesystem            Size  Used Avail Use% Mounted on
/dev/sda1             9.7G  4.6G  4.7G  50% /
tmpfs                 10.0G  228K  10.0G   1% /dev/shm
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