?????? : 思科 500 系列高速缓存引擎

恢复 Cisco Cache Engine 磁盘阵列上丢失的磁盘

2015 年 8 月 28 日 - 机器翻译
其他版本: PDFpdf | 英语 (2014 年 10 月 2 日) | 反馈


目录


简介

本文描述如何恢复一张磁盘在丢失其在Cisco缓存引擎的引导扇区的存储阵列里面。

先决条件

要求

本文档没有任何特定的要求。

使用的组件

本文档中的信息基于以下软件和硬件版本:

  • 在清除配置实验室环境的思科590高速缓存引擎

  • 小型计算机系统接口(SCSI) socket

  • 思科存储阵列

  • 思科高速缓存软件版本2.3

本文档中的信息都是基于特定实验室环境中的设备编写的。本文档中使用的所有设备最初均采用原始(默认)配置。如果您使用的是真实网络,请确保您已经了解所有命令的潜在影响。

规则

有关文档规则的详细信息,请参阅 Cisco 技术提示规则

如何理解配置

在此配置中, 590 Cache Engine连接对存储阵列通过SCSI插口。闪存包含思科高速缓存软件版本2.3。

Initializing memory.� Please wait. 
Cisco Robin II:� Selected Console. 
BIOS Version: C9 
BIOS Build date: 06/26/00 
Symbios, Inc. SDMS (TM) V4.0 PCI SCSI BIOS, PCI Rev. 2.0, 2.1 
Copyright 1995, 1998 Symbios, Inc. 
PCI-4.11.00 

HBA ID LUN VENDOR�� PRODUCT��������� REV� SYNC WIDE INT13� CYL/ HD/SEC 
--- -- --- -------- ---------------- ---- ---- ---- ----- ------------ 
�0�� 0� 0� IBM����� DMVS18D��������� 0100 80.0� 16�� BOOT 1024/255/63 
�0�� 1� 0� QUANTUM� VIKING II 9.1SCA 5520 80.0� 16�� 81h� 1024/255/63 
�0�� 7� 0� Symbios� SYM53C895������� 0002 80.0� 16 
�0�� 8� 0� SEAGATE� ST318404LC������ 0002� NO�� 16�� 82h� 1024/255/63 
�0�� 9� 0� SEAGATE� ST318404LC������ 0002� NO�� 16�� 83h� 1024/255/63 
�0� 10� 0� SEAGATE� ST318404LC������ 0002� NO�� 16�� 84h� 1024/255/63 
�0� 11� 0� SEAGATE� ST318404LC������ 0002� NO�� 16�� 85h� 1024/255/63 
�0� 12� 0� SEAGATE� ST318404LC������ 0002� NO�� 16�� 86h� 1024/255/63 
�0� 13� 0� SEAGATE� ST318404LC������ 0002� NO�� 16�� 87h� 1024/255/63 
�0� 15� 0� EuroLogc ESM 0205� NO��� 8

Cache Engine BIOS看到所有存储阵列硬盘:

Symbios, Inc. PCI boot ROM successfully installed! 
Cisco CE Booting From Flash. 

Cisco Cache Engine Boot.  Version: 5.3.1 
Creation date: May  2 2000, 11:49:05 

Press any key to stop auto-boot... 
 0 
auto-booting... 

 boot device (flash,net) [            flash]: 
           ;     file name [ ce590-cache-230.bin]: 
        cache IP address [      172.17.241.108]: 
         IP network mask [       255.255.255.0]: 
       server IP address [      172.17.247.195]: 
      gateway IP address [        172.17.241.1]: 
 protocol (rcp,ftp,tftp) [            tftp]: 
           ;      username [           anonymous]: 
           ;      password [       gfa@cisco.com]: 
           ;         flags [            0]: 

Starting at 0x108000... 

#!ImageInfo 
# 
#    +--------------------+ 
#    |   CISCO CE image   | 
#    +--------------------+ 
# 
SUPPORTED_PRODUCTS=CE590 
UNCOMPRESSED_CKSUM=0x6925ea3 
UNCOMPRESSED_SIZE=0x355198 
COMPRESSED_CKSUM=0x9199a6d6 
COMPRESSED_SIZE=0x167175 
# 

Self decompressing the image : ###########################################################################
######################### [OK] 
Launching the image, please wait... 
.................. 

Console IO Initialized 
Attaching network interface lo0... done. 
 

           ;    Restricted Rights Legend 


Use, duplication, or disclosure by the Government is 
subject to restrictions as set forth in subparagraph 
(c) of the Commercial Computer Software - Restricted 
Rights clause module_register_init name sym func 0x1ecdf8 data 0x44bb94 
acompat_pci_handler: sym probing... 
895: found 
t Fsym0: No NVRAM, ID 7, Fast-40, LVD, parity checking 
AR sec. 52.227-19 and subparagraph 
(c) (1) (ii) of the Rights in Technical Data and Computer 
Software clause at DFARS sec. 252.227-7013. 

           ; Cisco Systems, Inc. 
           ; 170 West Tasman Drive 
           ; San Jose, California 95134-1706 

Cisco Content Engine 
Copyright (c) 1986-2000 by Cisco Systems, Inc. 
Software Release: CE ver 2.30 (Build: FCS  11/09/00) 
Compiled: 19:57:30 Nov  9 2000 by bbalagot 
Image text-base 0x108000, data_base 0x43515c 

System restarted by Power Up 
The system has been up for 6 seconds. 
System booted from "flash" 

SVCINIT - phase complete 
895: attached unit 0 
Waiting 2 seconds for SCSI devices to settle 
pt0 at sym0 bus 0 target 15 lun 0 
pt0: <EuroLogc ESM 0205> Removable Processor SCSI-3 device 
pt0: 3.300MB/s transfers 
da0 at sym0 bus 0 target 0 lun 0 
da0: <IBM DMVS18D 0100> Fixed Direct Access SCSI-3 device 
da0: 80.000MB/s transfers (40.000MHz, offset 31, 16bit), Tagged Queueing En 
da0: 17501MB (35843670 512 byte sectors: 255H 63S/T 2231C) 
da1 at sym0 bus 0 target 1 lun 0 
da1: <QUANTUM VIKING II 9.1SCA 5520>Fixed Direct Access SCSI-2 device 
da1: 80.000MB/s transfers (40.000MHz, offset 31, 16bit), Tagged Queueing En 
da1: 8709MB (17836668 512 byte sectors: 255H 63S/T 1110C)

此列表包含Cache Engine SCSI驱动程序查找的所有存储阵列硬盘:

da6 at sym0 bus 0 target 12 lun 0 
da6: <SEAGATE ST318404LC 0002> Fixed Direct Access SCSI-3 device 
da6: 80.000MB/s transfers (40.000MHz, offset 31, 16bit), Tagged Queueing En 
da6: 17501MB (35843670 512 byte sectors: 255H 63S/T 2231C) 
da5 at sym0 bus 0 target 11 lun 0 
da5: <SEAGATE ST318404LC 0002> Fixed Direct Access SCSI-3 device 
da5: 80.000MB/s transfers (40.000MHz, offset 31, 16bit), Tagged Queueing En 
da5: 17501MB (35843670 512 byte sectors: 255H 63S/T 2231C) 
da4 at sym0 bus 0 target 10 lun 0 
da4: <SEAGATE ST318404LC 0002> Fixed Direct Access SCSI-3 device 
da4: 80.000MB/s transfers (40.000MHz, offset 31, 16bit), Tagged Queueing En 
da4: 17501MB (35843670 512 byte sectors: 255H 63S/T 2231C) 
da3 at sym0 bus 0 target 9 lun 0 
da3: <SEAGATE ST318404LC 0002> Fixed Direct Access SCSI-3 device 
da3: 80.000MB/s transfers (40.000MHz, offset 31, 16bit), Tagged Queueing En 
da3: 17501MB (35843670 512 byte sectors: 255H 63S/T 2231C) 
da2 at sym0 bus 0 target 8 lun 0 
da2: <SEAGATE ST318404LC 0002> Fixed Direct Access SCSI-3 device 
da2: 80.000MB/s transfers (40.000MHz, offset 31, 16bit), Tagged Queueing En 
da2: 17501MB (35843670 512 byte sectors: 255H 63S/T 2231C) 
da7 at sym0 bus 0 target 13 lun 0 
da7: <SEAGATE ST318404LC 0002> Fixed Direct Access SCSI-3 device 
da7: 80.000MB/s transfers (40.000MHz, offset 31, 16bit), Tagged Queueing En 
da7: 17501MB (35843670 512 byte sectors: 255H 63S/T 2231C)

所有驱动器正确地被识别。下面,线路黑体字表明操作系统有一问题/c0t4d0s3登上。硬盘逻辑结构毁损了。

SCSI initialization complete 
DEVINIT - phase complete 
FSINIT - phase complete 
Configuring from NVRAM... 
Attaching network interface fei0... done. 

It is recommended to set restrictions that allow or deny HTTPS traffic to 
Destination Ports. Default settings may not provide the desired security le 

----------------------------------------------------------- ----------- 
"admin" super-user account is NOT password protected 
SECURITY ALERT: Please password protect the above super-user accounts! 
----------------------------------------------------------- ----------- 
CONF - phase complete 
NTP: Waiting (2 minutes) for network initialization 
SNMP: Waiting (2 minutes) for network initialization 
Fri Mar 24 13:31:00 2000: CFS volume /c0t4d0s3 mount failed S_partlib_INVALOTSECT 
Fri Mar 24 13:31:00 2000: dns-cache turned ONLINE due to dependency on nameer 

这里,文本黑体字表明此磁盘引导扇区丢失。分区结构丢失。

START - phase complete 

Username: admin 
Password: 
Please set a password for this user account to aid security! 
disaster# show disks 
�����/c0t0d0� (scsi bus 0, unit 0, lun 0) 
�����/c0t1d0� (scsi bus 0, unit 1, lun 0) 
�����/c0t2d0� (scsi bus 0, unit 2, lun 0) 
�����/c0t3d0� (scsi bus 0, unit 3, lun 0) 
�����/c0t4d0� (scsi bus 0, unit 4, lun 0) 
�����/c0t5d0� (scsi bus 0, unit 5, lun 0) 
�����/c0t6d0� (scsi bus 0, unit 6, lun 0) 
�����/c0t7d0� (scsi bus 0, unit 7, lun 0) 
disaster# show disk-parti /c0t2d0 
Disk size� : 35843670 sectors 
Partition 1: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
Partition 2: CISCO_BFS_1,�� offset������� 10 sectors, size����� 1024 sector 
Partition 3: CISCO_CFS_1,�� offset����� 1044 sectors, size� 35842616 sector 
Partition 4: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
disaster# show disk-parti /c0t3d0 
Disk size� : 35843670 sectors 
Partition 1: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
Partition 2: CISCO_BFS_1,�� offset������� 10 sectors, size����� 1024 sector 
Partition 3: CISCO_CFS_1,�� offset����� 1044 sectors, size� 35842616 sector 
Partition 4: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
disaster# show disk-parti /c0t4d0 
Unable to show disk partitions for /c0t4d0, errno S_partlib_INVALID_BOOTSEC
�
disaster# show disk-parti /c0t5d0 
Disk size� : 35843670 sectors 
Partition 1: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
Partition 2: CISCO_BFS_1,�� offset������� 10 sectors, size����� 1024 sector 
Partition 3: CISCO_CFS_1,�� offset����� 1044 sectors, size� 35842616 sector 
Partition 4: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
disaster# show disk-parti /c0t6d0 
Disk size� : 35843670 sectors 
Partition 1: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
Partition 2: CISCO_BFS_1,�� offset������� 10 sectors, size����� 1024 sector 
Partition 3: CISCO_CFS_1,�� offset����� 1044 sectors, size� 35842616 sector 
Partition 4: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
disaster# show disk-parti /c0t7d0 
Disk size� : 35843670 sectors 
Partition 1: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
Partition 2: CISCO_BFS_1,�� offset������� 10 sectors, size����� 1024 sector 
Partition 3: CISCO_CFS_1,�� offset����� 1044 sectors, size� 35842616 sector 
Partition 4: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 

您需要再创目录结构用disk manufacture命令。此灵活命令创建正确的目录结构。并且,当您在/c0t0d0时使用它,它创建DOS文件系统。

disaster# disk manufacture /c0t4d0
total size of disk = 35843670 
CISCO_UVFAT_1 vol /c0t4d0s1 part_off 0 part_siz 0 
Skipping creation of DOS partition for SCSI device 

因为不是必要的, DOS分区被跳过。

CISCO_BFS_1 vol /c0t4d0s2 part_off 10 part_siz 1024 
CISCO_CFS_1 vol /c0t4d0s3 part_off 1044 part_siz 35842616 
disaster#sho disk-parti /c0t4d0 
Disk size� : 35843670 sectors 
Partition 1: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 
Partition 2: CISCO_BFS_1,�� offset������� 10 sectors, size����� 1024 sector 
Partition 3: CISCO_CFS_1,�� offset����� 1044 sectors, size� 35842616 sector 
Partition 4: UNUSED,������� offset�������� 0 sectors, size�������� 0 sector 

失败的硬盘当前是回到在线路。

Filesystem Statistics for volume /c0t4d0s3�� Status: mounted 
����Data Bytes Max����� 17907227 KB 
����Data Bytes Used����������� 0 KB ( 0% full) 
����Disk Wraps 0 
����Inode Hits 0 
����Inode Misses 0 
����CFS Read error 0 
����CFS Write error 0 
����Inode Load error 0 
����Attribute Load error 0 
����CFS Object Truncations 0 
����Truncated CFS Object Flushes 0 
����Volume Clears 0 
����Format time�� Fri Mar 24 13:33:21 2000 
����Mount time��� Fri Mar 24 13:33:44 2000 
����Unmount time� Fri Mar 24 13:33:19 2000 

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Document ID: 12562