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最近接手一套rac數(shù)據(jù)庫(kù),使用的是emc存儲(chǔ),請(qǐng)問(wèn)大家如下的輸出中
SP A0
SP B0
SP A1
SP B1
是什么意思呀?
ndb2:~ # powermt display dev=all
Pseudo name=emcpowerb
CLARiiON ID=CK200055100564 [Linux_SG]
Logical device ID=60060160095012005C82C9B9D6A9DA11 [emcpB_LUN 10]
state=alive; policy=CLAROpt; priority=0; queued-IOs=0
Owner: default=SP B, current=SP A
==============================================================================
---------------- Host --------------- - Stor - -- I/O Path - -- Stats ---
### HW Path I/O Paths Interf. Mode State Q-IOs Errors
==============================================================================
0 qla2xxx sdd SP A0 active alive 0 0
0 qla2xxx sdj SP B0 active alive 0 0
1 qla2xxx sdr SP A1 active alive 0 0
1 qla2xxx sdx SP B1 active alive 0 0
Pseudo name=emcpowerd
CLARiiON ID=CK200055100564 [Linux_SG]
Logical device ID=60060160095012005D82C9B9D6A9DA11 [emcpD_LUN 11]
state=alive; policy=CLAROpt; priority=0; queued-IOs=0
Owner: default=SP A, current=SP A
==============================================================================
---------------- Host --------------- - Stor - -- I/O Path - -- Stats ---
### HW Path I/O Paths Interf. Mode State Q-IOs Errors
==============================================================================
0 qla2xxx sdf SP A0 active alive 0 0
0 qla2xxx sdl SP B0 active alive 0 0
1 qla2xxx sdt SP A1 active alive 0 0
1 qla2xxx sdz SP B1 active alive 0 0
0 qla2xxx sdg SP A0 active alive 0 0
0 qla2xxx sdm SP B0 active alive 0 0
1 qla2xxx sdu SP A1 unlic alive 0 0
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