Linux Diagnostic Test Descriptions; Linux Diagnostic Test Messages - Dell QLogic Family of Adapters User Manual

User Diagnostics for Linux NIC Driver Management Applications: QLogic QME8242 Mezzanine Card User's Guide
# ethtool -t eth<x> offline
The self-test includes the following:
Loopback test
Interrupt test
Link test
Register test
Examples:
# ethtool -t eth8 offline
The test result is PASS
The test extra info:
Register_Test_on_offline
Link_Test_on_offline
Interrupt_Test_offline
Loopback_Test_offline
# ethtool -t eth4
The test result is PASS
The test extra info:
Register_Test_on_offline
Link_Test_on_offline
Interrupt_Test_offline
Loopback_Test_offline

Linux Diagnostic Test Descriptions

Internal Loopback Test performs internal packet loopback.
Flash Test verifies the Flash read and write.
Hardware Test verifies that the hardware is running.
Interrupt Test enables and disables the interrupt and functional verification tests.
Link Test verifies that the port is linked, meaning that the port has a good cable attached to the port and that other
end of the cable is connected to an operational Ethernet port, either another NIC port or a network device, such as a
switch.
Register Test verifies the NIC register read and write.

Linux Diagnostic Test Messages

Test information and PASS or FAIL messages are displayed for each of the tests listed in
Please read all restrictions and
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Linux Diagnostic Test Descriptions.