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如果有A,B兩臺(tái)主機(jī),之間做了HA,如果A上有rootvg,datavg兩個(gè)VG,我在datavg里增加了幾個(gè)PV,這時(shí),我怎樣去更新B主機(jī)上VG的信息
舉例:變化前
# lsvg -o
datavg
rootvg
# lspv
hdisk0 00cd502f736ab1d2 rootvg active
hdisk1 00cd502f335267a8 rootvg active
hdisk2 00cd502f77ddf462 datavg active
hdisk3 00cd502f77ddf654 datavg active
hdisk4 00cd502f77ddf791 datavg active
hdisk5 00cd502f77ddf8bd datavg active
hdisk6 00cd502f47d3dca4 datavg active
變化后
# lspv
hdisk0 00cd502f736ab1d2 rootvg active
hdisk1 00cd502f335267a8 rootvg active
hdisk2 00cd502f77ddf462 datavg active
hdisk3 00cd502f77ddf654 datavg active
hdisk4 00cd502f77ddf791 datavg active
hdisk5 00cd502f77ddf8bd datavg active
hdisk6 00cd502f47d3dca4 datavg active
hdisk7 00cd502f47d3df62 none none
hdisk8 00cd502f47d3e202 none none
hdisk9 00cd502f47d3e4dd none none
這時(shí)我也把7,8,9pv加入到了datavg,但這時(shí),B主機(jī)上需要怎樣去更新VG信息,應(yīng)該是用exportvg和importvg來(lái)更新,但
在importvg時(shí),是用importvg -V 3 -y datavg hdisk7,hdisk8,hdisk9這個(gè)命令嗎?
請(qǐng)各位指教importvg怎么用?和還有其他什么辦法解決,謝謝啦 |
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