Поиск и устранение неисправностей в вычислительной системе Cisco UCS
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The document discusses troubleshooting of failures in a Cisco UCS computing system. It describes monitoring the status of various components in the UCS infrastructure like chassis, I/O modules, servers, ports, and hard drives using LED indicators. It also provides instructions on connecting to the fabric interconnects via SSH and using the show tech-support command for detailed information when involving Cisco TAC for issue resolution.
![© 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 59
MDS9148-1# sh flogi database
--------------------------------------------------------------------------------
INTERFACE VSAN FCID PORT NAME NODE NAME
--------------------------------------------------------------------------------
fc1/3 11 0xdb0100 20:41:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41
fc1/3 11 0xdb010f 20:00:00:25:b5:01:0a:01 20:99:00:25:b5:01:00:01
[dcucd-b1-a]
fc1/4 11 0xdb0000 20:42:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41
fc1/5 11 0xdb0400 20:43:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41
fc1/6 11 0xdb0300 20:44:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41
fc1/7 11 0xdb0200 20:45:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41
fc1/8 11 0xdb0500 20:46:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41
fc1/9 11 0xdb0600 20:47:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41
fc1/10 11 0xdb0700 20:48:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41
fc1/12 11 0xdb0800 50:06:01:60:3b:a0:07:c9 50:06:01:60:bb:a0:07:c9
[emc1-spa]
fc1/13 11 0xdb0900 50:06:01:60:3b:a0:08:ed 50:06:01:60:bb:a0:08:ed
[emc2-spa]
fc1/15 11 0xdb0b00 50:06:01:60:3b:a0:08:9f 50:06:01:60:bb:a0:08:9f
[emc3-spa]
Total number of flogi = 12.](https://image.slidesharecdn.com/ucs-celc-trblshmokunev-130426082901-phpapp02/85/Cisco-UCS-59-320.jpg)
![© 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 60
MDS9148-1# show zoneset active
zoneset name VSAN-A vsan 10
zone name NS120-ESX-VNLink-2 vsan 10
* fcid 0x360500 [pwwn 50:06:01:6c:46:e0:0f:13] [NS120-B2-0]
pwwn 20:00:00:25:b5:0a:01:04 [ESX-VNLink-2]
* fcid 0x360300 [pwwn 50:06:01:64:46:e0:0f:13] [NS120-A2-0]
zone name C200-CExpo-FC-0 vsan 10
* fcid 0x360300 [pwwn 50:06:01:64:46:e0:0f:13] [NS120-A2-0]
* fcid 0x360500 [pwwn 50:06:01:6c:46:e0:0f:13] [NS120-B2-0]
* fcid 0x360900 [pwwn 21:00:00:24:ff:32:50:78] [C200-CExpo-FC-0]](https://image.slidesharecdn.com/ucs-celc-trblshmokunev-130426082901-phpapp02/85/Cisco-UCS-60-320.jpg)
Поиск и устранение неисправностей в вычислительной системе Cisco UCS
- 1. Cisco Confidential© 2010 Cisco and/or its affiliates. All rights reserved. 1 Поиск и устранение неисправностей в вычислительной системе Cisco UCS Окунев Михаил Системный инженер
- 2. Cisco Confidential 2© 2011 Cisco and/or its affiliates. All rights reserved.
- 3. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 3 В целом по кластеру UCS По конкретному устройству
- 4. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 4
- 5. Cisco Confidential 5© 2011 Cisco and/or its affiliates. All rights reserved.
- 6. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 6
- 7. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 7
- 8. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 8
- 9. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 9
- 10. Cisco Confidential 10© 2011 Cisco and/or its affiliates. All rights reserved.
- 11. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 11 Port activity and status Switch status (ok and fail) Expansion module status Chassis locator, FEX status, and fan status Fan status FEX port activity and status
- 12. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 12 Blade power Blade health Blade network Fan status Switch status (ok and fail) HDD status HDD activity PSU status Blade locator Chassis locator FEX status fan status PSU status
- 13. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 13 LEDs States Description Bi-color LEDs Off Не подключен, нет питания Green Нормальное функционирование Amber Загрузка, диагностика, или незначительная неисправность Blinking amber Неисправность, включая перегрев оборудования Blinking green Трафик на порту или standby Locator Off Функция не включена Blinking blue Функция включена Поиск в интернете по ключевым словам: cisco ucs hardware installation guide led
- 14. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 14
- 15. Cisco Confidential 15© 2011 Cisco and/or its affiliates. All rights reserved.
- 16. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 16 • Подключиться по SSH к ведущему интерконнекту • Перейти в режим локального управления connect local-mgmt • Команда show tech-support содержит детальную информацию для поиска и устранения неисправностей при вовлечении Cisco TAC
- 17. Cisco Confidential 17© 2011 Cisco and/or its affiliates. All rights reserved.
- 18. Cisco Confidential 18© 2011 Cisco and/or its affiliates. All rights reserved.
- 19. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 19 • Конечный автомат — абстрактный автомат без выходного потока, число возможных состояний которого конечно. Результат работы автомата определяется по его конечному состоянию • http://ru.wikipedia.org/wiki/Конечный_автомат • Finite state machine (FSM) • В UCS конечными автоматами являются • Физические компоненты (шасси, модули ввода-вывода, серверы) • Логические компоненты (LAN cloud, политики) • Рабочие процессы (загрузка, обновления ПО, резервное копирование) • Ценный инструмент при расследовании проблем
- 20. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 20
- 21. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 21
- 22. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 22
- 23. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 23 • Дефицит индентификаторов • Пулы UUID, MAC, WWNN и WWPN • Политика настройки локального диска • Должна соответствовать возможностям локального хранения • vNIC и vHBA назначены одной фабрике • Если в сервисном профиле используются два или более vNIC или vHBA, назначайте их разным фабрикам
- 24. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 24 Параметр Описание Suborganization Boston Service profile template Beantown Server pool Beantown-Chassis 1, Servers 7 и 8 UUID pool Beantown-UUID (2 записи) MAC pool Beantown-MAC (2 записи) WWNN pool Beantown-WWNN (1 запись) WWPN pool Beantown-WWPN (2 записи) Service profiles Beantown-ESX1, Beantown-ESX2 Boot order Default
- 25. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 25 Проверьте правильность разнесения vNIC по фабрикам
- 26. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 26 Оба vNIC указывают на одну фабрику
- 27. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 27 Удалить vNIC eth1, воссоздать его и назначить фабрике B
- 28. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 28 В пуле недостаточно MAC-адресов
- 29. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 29 Измените пул МАС- адресов, добавив в него еще адресов
- 30. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 30 Расширенный пул
- 31. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 31 Modify MAC Address Pool To Add Addresses Профиль ассоциируется с первым серверов в пуле серверов
- 32. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 32 Modify MAC Address Pool To Add Addresses
- 33. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 33 Ассоциация первого сервера завершилась успешно
- 34. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 34 Пул WWNN содержит мало номеров, ассоциация второго профиля потерпела неудачу
- 35. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 35 Добавьте в пул WWNN больше номеров
- 36. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 36
- 37. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 37 На второй сервер в пуле «накатывается» конфигурация профиля
- 38. Cisco Confidential 38© 2011 Cisco and/or its affiliates. All rights reserved.
- 39. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 39 • Неверный порядок загрузки сервера • Проблемы с подключениями в случае загрузки через LAN • Неверный WWPN таргета и/или номер LUN в случае загрузки через SAN • Неверная маска LUN на массиве • Неправильные настройки в BIOS • Параметры BIOS можно проверить через KVM • Ошибочно подмонтирован не тот виртуальный носитель
- 40. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 40
- 41. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 41 ОС Cisco UCS Utility Operating System успешно загружена
- 42. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 42 ОС Cisco UCS Utility Operating System завершила свою работу, но сервер не может найти загрузочный образ ОС
- 43. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 43
- 44. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 44 Правильно укажите путь и имя загрузочного образа и не забудьте подмонтировать образ
- 45. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 45 Должен быть указан верный порядок загрузки
- 46. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 46 Сервер нашел загрузочный образ и готов к установке ОС
- 47. Cisco Confidential 47© 2011 Cisco and/or its affiliates. All rights reserved.
- 48. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 48 Сервер не ассоциирован с профилем
- 49. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 49
- 50. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 50
- 51. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 51 FI-6248-A# connect nxos FI-6248-A(nxos)# show cdp neighbors Capability Codes: R - Router, T - Trans-Bridge, B - Source-Route-Bridge S - Switch, H - Host, I - IGMP, r - Repeater, V - VoIP-Phone, D - Remotely-Managed-Device, s - Supports-STP-Dispute Device-ID Local Intrfce Hldtme Capability Platform Port ID N7010-C1(TBM12234289) Eth1/19 170 R S I s N7K-C7010 Eth2/9 N7010-C2(TBM12234230) Eth1/20 178 R S I s N7K-C7010 Eth2/9
- 52. Cisco Confidential 52© 2011 Cisco and/or its affiliates. All rights reserved.
- 53. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 53 IP-адрес управления интерконнекта
- 54. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 54
- 55. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 55
- 56. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 56 Fabric ID = Dual – VLAN включен на обеих фабриках
- 57. Cisco Confidential 57© 2011 Cisco and/or its affiliates. All rights reserved.
- 58. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 58 Интерконнект работает в режиме NPV
- 59. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 59 MDS9148-1# sh flogi database -------------------------------------------------------------------------------- INTERFACE VSAN FCID PORT NAME NODE NAME -------------------------------------------------------------------------------- fc1/3 11 0xdb0100 20:41:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41 fc1/3 11 0xdb010f 20:00:00:25:b5:01:0a:01 20:99:00:25:b5:01:00:01 [dcucd-b1-a] fc1/4 11 0xdb0000 20:42:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41 fc1/5 11 0xdb0400 20:43:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41 fc1/6 11 0xdb0300 20:44:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41 fc1/7 11 0xdb0200 20:45:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41 fc1/8 11 0xdb0500 20:46:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41 fc1/9 11 0xdb0600 20:47:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41 fc1/10 11 0xdb0700 20:48:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41 fc1/12 11 0xdb0800 50:06:01:60:3b:a0:07:c9 50:06:01:60:bb:a0:07:c9 [emc1-spa] fc1/13 11 0xdb0900 50:06:01:60:3b:a0:08:ed 50:06:01:60:bb:a0:08:ed [emc2-spa] fc1/15 11 0xdb0b00 50:06:01:60:3b:a0:08:9f 50:06:01:60:bb:a0:08:9f [emc3-spa] Total number of flogi = 12.
- 60. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 60 MDS9148-1# show zoneset active zoneset name VSAN-A vsan 10 zone name NS120-ESX-VNLink-2 vsan 10 * fcid 0x360500 [pwwn 50:06:01:6c:46:e0:0f:13] [NS120-B2-0] pwwn 20:00:00:25:b5:0a:01:04 [ESX-VNLink-2] * fcid 0x360300 [pwwn 50:06:01:64:46:e0:0f:13] [NS120-A2-0] zone name C200-CExpo-FC-0 vsan 10 * fcid 0x360300 [pwwn 50:06:01:64:46:e0:0f:13] [NS120-A2-0] * fcid 0x360500 [pwwn 50:06:01:6c:46:e0:0f:13] [NS120-B2-0] * fcid 0x360900 [pwwn 21:00:00:24:ff:32:50:78] [C200-CExpo-FC-0]
- 61. Спасибо!