Which file should you check within the /proc tree to learn which IRQs are being used by which kernel drives when you suspect that a new ethernet card might be conflicting with another device in Linux?

Proc/interrupts

The linux /proc directory is a virtual filesystem provided by linux kernel. Proc contains files and directories that let system administrators and programmers access system information. The file proc interrupts file contains information on interrupts and irqs.

First ethernet card device name is eth0, second ethernet card device name is eth1.