Cisco Nexus 3000 can not upgrade because not enough space

Upgrade: nxos.7.0.3.I2.3.bin to nxos.7.0.3.I7.6.bin

Problem: NEXUS 3000 can not upgrade because not enough space

Work around:

reload the nexus, enter ctrl-L

enter loader>

loader> boot usb1:nxos.7.0.3.I7.6.bin

after it loaded

delete old nxos on the bootflash

copy new ios from usb1:nxos.7.0.3.I7.6.bin to bootflash:

switch# install all nxos bootflash:<nxos-image-name>

switch# install all nxos bootflash: nxos.7.0.3.I7.6.bin

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