Instruction/ maintenance manual of the product Adapters Emulex
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T roubleshooting and Maintenance Manual for LightPulse ® Adapters P003409-01A Rev A Critical Connectivity Solutions TM.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pag e ii Copyright © 2 008 Emulex. All rights reserved worldwid e. No part of this document may be reprodu ced by any means or translated to any electronic med ium with out the prior written consent of Emulex.
T roubleshooting and Ma intenan ce Manu al for L ight Pulse Ad apters Page iii Overview ................................................................................................................. 1 Be Informed, S tay Informed, S tay Current ....
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pa ge 1 Overview Be Informed, St ay In formed, St ay Current In addition to staying informed and current, the se steps are a great first defense when trouble shooting any Emulex adapter software and hardware issue.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pa ge 2 Drivers for Linux • The driver for Linux suppo rts kernels for Open Source drivers. • The driver download includes the b ase driver , and if it is no t i nclude d i n the app licati ons ki t, the application helper module install s crip t .
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pa ge 3 The Importance of Comp ati bility Emulex works very closely with storage and system providers to en sure optim al performance of supported systems.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pa ge 4 T roubleshooting 1. Observe the problem. 2. Isolate the problem. Observing the Problem T ake a step back and th ink abou t what is being se en.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pa ge 5 Isolating the Problem Once the problem is observed , determine where the proble m originates. Eliminate pro blem sources on a coarse level, is the problem in the SAN or in the server ? Determining this red uces the size and scope of the troubleshooting effort.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pa ge 6 • Incorrectly set configuration parameters. If the driver parameters are set incorrectly , erratic behavior can occur such as.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pa ge 7 • Check switch zoning. L arge switched fabrics are complicated to set up a nd maintain. Zoning is a key element of a good con figuration, a nd it is one of th e most comp licated to ma nage.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pa ge 8 Inst allation Checklist This checklist covers installation of drivers and u ti lities. In addition to this checklist, verify with your storage and system providers for any specific instru ction they may provide.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Pa ge 9 Configuration Checklist • V erify recommended driver , firmwa re, and b o ot versio ns from your storage an d system provider . Many provid ers qualify specific adapter models, driver and firmware releases that th ey support.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 10 T ools to Collect Data Emulex provides tools to collect data about a problem o r behavio r with Em ulex products. Sometimes, more importantly , these tools provide information about general SAN operation, even if the pr oblem appears to be outside of Emulex's doma in.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 1 1 Common Problems Hardware Issues Symptoms that indicate you may need to re turn the ada pter to Em ulex for repair: • Host system (server) does not pass power-on self test (POST).
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 12 Can Not See Devices or Drives Possible reasons why you can not se e devices o r drives: • Some devices a re not powered on . Some adapter have a separate green 3.3V power in dicator LED (see page 19).
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 13 Out-of-Date Firmware V ersion Symptoms that indicate you may need to up date your firmwa re. For mo re information, see page 2. • The FC link fails to come up or stay up. • Mailbox time-out erro rs in the OS eve nt log or the UNIX messa ge file.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 14 When to C ont act Emulex Contact Emulex if you still experience problems after you: • Review the checklists in this manual and follow any suggestions for basic tro ubleshooting, such as updating driver or firmware.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 15 Emulex W e b Site and Emulex Support Emulex Support Page The Emulex Support page contains links to the following: • S torage .
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 16 • Online Support . This password protected site allows you to ope n new case s and ch eck the stat us of ex is ti ng ca ses by click ing the online support link on the Emulex Support page.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 17 Return More than 10 Pro d ucts or Check RMA S tatus . E-mail or phone to check repair status or return more than 10 prod ucts. Cont act Emulex AfterHours, W eekends or Holidays Phone if you have after-hours, holiday o r weekend issues.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 18 LED Reference Information Firmware Operation an d Port Activi ty LEDs Emulex adapters have a POST test. Each port ha s a set of green a nd yellow LEDs (visib le throug h openings in the adapter's moun ting bracket) that ind icate the conditio ns and results of the POST .
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 19 4 Gb/s link up: • For 4 Gb/s adapters, a solid G reen LED and tr iple blinking (4 Hz) yello w LED . • For 8 Gb/s adapters, a solid g reen LED and a fast triple blin king yello w LED.
Troubleshooting and Mainte nance Manual for LightPulse Ada pters Page 20 LED T able Note: All st ates except link rate apply to both HBAs and CNAs. The 4 Gb/s link rate is applicable to both HBAs and CNAs. The 2 Gb/s and 8 Gb/s link speed app ly to H BAs only .
An important point after buying a device Emulex Adapters (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Emulex Adapters yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Emulex Adapters - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Emulex Adapters you will learn all the available features of the product, as well as information on its operation. The information that you get Emulex Adapters will certainly help you make a decision on the purchase.
If you already are a holder of Emulex Adapters, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Emulex Adapters.
However, one of the most important roles played by the user manual is to help in solving problems with Emulex Adapters. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Emulex Adapters along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
