Поиск и устранение неисправностей в вычислительной системе Cisco UCS

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Поиск и устранение неисправностей в вычислительной системе Cisco UCS

  1. 1. Cisco Confidential© 2010 Cisco and/or its affiliates. All rights reserved. 1Поиск и устранениенеисправностей ввычислительной системеCisco UCSОкунев МихаилСистемный инженер
  2. 2. Cisco Confidential 2© 2011 Cisco and/or its affiliates. All rights reserved.
  3. 3. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 3В целом по кластеру UCSПо конкретномуустройству
  4. 4. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 4
  5. 5. Cisco Confidential 5© 2011 Cisco and/or its affiliates. All rights reserved.
  6. 6. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 6
  7. 7. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 7
  8. 8. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 8
  9. 9. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 9
  10. 10. Cisco Confidential 10© 2011 Cisco and/or its affiliates. All rights reserved.
  11. 11. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 11Port activityand statusSwitch status(ok and fail)Expansionmodule statusChassis locator,FEX status, andfan statusFan statusFEX portactivity andstatus
  12. 12. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 12Blade powerBlade healthBlade networkFan statusSwitch status(ok and fail)HDD statusHDD activityPSU statusBlade locatorChassis locatorFEX statusfan statusPSU status
  13. 13. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 13LEDs States DescriptionBi-color LEDs Off Не подключен, нет питанияGreen Нормальное функционированиеAmber Загрузка, диагностика, илинезначительная неисправностьBlinking amber Неисправность, включая перегревоборудованияBlinking green Трафик на порту или standbyLocator Off Функция не включенаBlinking blue Функция включенаПоиск в интернете по ключевым словам:cisco ucs hardware installation guide led
  14. 14. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 14
  15. 15. Cisco Confidential 15© 2011 Cisco and/or its affiliates. All rights reserved.
  16. 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 информациюдля поиска и устранения неисправностей при вовлечении CiscoTAC
  17. 17. Cisco Confidential 17© 2011 Cisco and/or its affiliates. All rights reserved.
  18. 18. Cisco Confidential 18© 2011 Cisco and/or its affiliates. All rights reserved.
  19. 19. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 19•  Конечный автомат — абстрактный автомат без выходногопотока, число возможных состояний которого конечно.Результат работы автомата определяется по его конечномусостоянию•  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, резервноекопирование)•  Ценный инструмент при расследовании проблем
  20. 20. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 20
  21. 21. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 21
  22. 22. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 22
  23. 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 илиvHBA, назначайте их разным фабрикам
  24. 24. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 24Параметр ОписаниеSuborganization BostonService profile template BeantownServer pool Beantown-Chassis 1, Servers 7 и 8UUID 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-ESX2Boot order Default
  25. 25. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 25Проверьтеправильностьразнесения vNIC пофабрикам
  26. 26. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 26Оба vNIC указывают наодну фабрику
  27. 27. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 27Удалить vNIC eth1, воссоздатьего и назначить фабрике B
  28. 28. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 28В пуле недостаточноMAC-адресов
  29. 29. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 29Измените пул МАС-адресов, добавив внего еще адресов
  30. 30. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 30Расширенный пул
  31. 31. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 31Modify MACAddress PoolTo Add AddressesПрофиль ассоциируется с первым серверов в пуле серверов
  32. 32. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 32Modify MACAddress PoolTo Add Addresses
  33. 33. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 33Ассоциация первого сервера завершилась успешно
  34. 34. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 34Пул WWNN содержит мало номеров, ассоциациявторого профиля потерпела неудачу
  35. 35. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 35Добавьте в пул WWNN больше номеров
  36. 36. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 36
  37. 37. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 37На второй сервер в пуле «накатывается» конфигурация профиля
  38. 38. Cisco Confidential 38© 2011 Cisco and/or its affiliates. All rights reserved.
  39. 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 черезSAN•  Неверная маска LUN на массиве•  Неправильные настройки в BIOS•  Параметры BIOS можно проверить через KVM•  Ошибочно подмонтирован не тот виртуальный носитель
  40. 40. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 40
  41. 41. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 41ОС Cisco UCS Utility Operating System успешно загружена
  42. 42. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 42ОС Cisco UCS Utility Operating System завершила свою работу, носервер не может найти загрузочный образ ОС
  43. 43. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 43
  44. 44. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 44Правильно укажите путь и имя загрузочного образа и не забудьте подмонтировать образ
  45. 45. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 45Должен быть указан верный порядок загрузки
  46. 46. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 46Сервер нашел загрузочный образ и готов к установке ОС
  47. 47. Cisco Confidential 47© 2011 Cisco and/or its affiliates. All rights reserved.
  48. 48. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 48Сервер не ассоциирован с профилем
  49. 49. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 49
  50. 50. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 50
  51. 51. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 51FI-6248-A# connect nxosFI-6248-A(nxos)# show cdp neighborsCapability Codes: R - Router, T - Trans-Bridge, B - Source-Route-BridgeS - Switch, H - Host, I - IGMP, r - Repeater,V - VoIP-Phone, D - Remotely-Managed-Device,s - Supports-STP-DisputeDevice-ID Local Intrfce Hldtme Capability Platform Port IDN7010-C1(TBM12234289) Eth1/19 170 R S I s N7K-C7010 Eth2/9N7010-C2(TBM12234230) Eth1/20 178 R S I s N7K-C7010 Eth2/9
  52. 52. Cisco Confidential 52© 2011 Cisco and/or its affiliates. All rights reserved.
  53. 53. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 53IP-адрес управления интерконнекта
  54. 54. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 54
  55. 55. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 55
  56. 56. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 56Fabric ID = Dual – VLAN включен на обеих фабриках
  57. 57. Cisco Confidential 57© 2011 Cisco and/or its affiliates. All rights reserved.
  58. 58. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 58Интерконнект работает в режиме NPV
  59. 59. © 2010 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 59MDS9148-1# 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:b2:17:41fc1/3 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:b2:17:41fc1/5 11 0xdb0400 20:43:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41fc1/6 11 0xdb0300 20:44:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41fc1/7 11 0xdb0200 20:45:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41fc1/8 11 0xdb0500 20:46:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41fc1/9 11 0xdb0600 20:47:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41fc1/10 11 0xdb0700 20:48:00:0d:ec:b2:17:40 20:0b:00:0d:ec:b2:17:41fc1/12 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. 60. © 2011 Cisco and/or its affiliates. All rights reserved. Cisco Confidential 60MDS9148-1# show zoneset activezoneset name VSAN-A vsan 10zone 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. 61. Спасибо!

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