Mellanox Technologies SN2100 Hardware User Manual page 67

Rev 1.6
Table 23 - Troubleshooting
Problem Indicator
System boot failure
while using
MLNX-OS
System boot failure
while using Cumu-
lus Linux
66 Mellanox Technologies
Symptoms
Software upgrade failed
on x86 based systems
Software upgrade failed
on x86 based systems
Cause and Solution
Solution:
• Connect the RS232 connector (CONSOLE) to a laptop.
• Push the system's reset button.
• Press the ArrowUp or ArrowDown key during the system
boot. GRUB menu will appear. For example:
Default image: 'SX_X86_64 SX_3.4.0008
2014-11-10 20:07:51 x86_64'
Press enter to boot this image, or
any other key for boot menu
Booting default image in 3 seconds.
Boot Menu
-------------------------------------
------------------------------
0: SX_X86_64 SX_3.4.0008 2014-11-10
20:07:51 x86_64
1: SX_X86_64 SX_3.4.0007 2014-10-23
17:27:34 x86_64
-------------------------------------
------------------------------
Use the ArrowUp and Arrowdown keys to
select which entry is highlighted.
Press enter to boot the selected
image or 'p' to enter a password to
unlock the next set of features.
Highlighted entry is 0:
"
• Select previous image to boot by pressing an arrow key
and choosing the appropriate image.
See Monitoring and Troubleshooting
User Guide.
Troubleshooting
in Cumulus Linux