oracle raw device create tablespace
[root@vmfs sysconfig]# lvdisplay |grep db_d
LV Name /dev/db_v4/db_d_22
LV Name /dev/db_v4/db_d_23
LV Name /dev/db_v4/db_d_24
LV Name /dev/db_v4/db_d_25
LV Name /dev/db_v4/db_d_26
LV Name /dev/db_v3/db_d_13_ct1
LV Name /dev/db_v3/db_d_14_ct2
LV Name /dev/db_v3/db_d_15_ct3
LV Name /dev/db_v3/db_d_16_redo1
LV Name /dev/db_v3/db_d_17_redo2
LV Name /dev/db_v3/db_d_18_redo3
LV Name /dev/db_v3/db_d_19
LV Name /dev/db_v3/db_d_20
LV Name /dev/db_v3/db_d_21
LV Name /dev/db_v1/db_d_1
LV Name &nbs
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Oracle安装后，会把4个服务设为自动启动，分别为：
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create table Table1(
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The DB File Scattered Read wait event generally indicates waits related to full table scans or fast
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