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如果有A,B两台主机,之间做了HA,如果A上有rootvg,datavg两个VG,我在datavg里增加了几个PV,这时,我怎样去更新B主机上VG的信息
举例:变化前
# 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
变化后
# 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
这时我也把7,8,9pv加入到了datavg,但这时,B主机上需要怎样去更新VG信息,应该是用exportvg和importvg来更新,但
在importvg时,是用importvg -V 3 -y datavg hdisk7,hdisk8,hdisk9这个命令吗?
请各位指教importvg怎么用?和还有其他什么办法解决,谢谢啦 |
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