Connectrix MDS：MDS 9706 或 9710 的升級失敗，並出現錯誤「bootflash busy;安裝 bootflash 時發生故障」

Summary: 從 NX-OS 6.2.19 升級至 8.1.1 後，使用者無法再看到「bootflash://sup-standby」。

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Symptoms

從 NX-OS 6.2.19 升級至 8.1.1。

升級後，使用者將無法再看到「bootflash://sup-standby」。

如下所示： 
MDS1# dir bootflash:
bootflash:///
bootflash://module-5/
bootflash://sup-1/
bootflash://sup-active/
bootflash://sup-local/ 
正常運作的交換器會顯示下列內容： 
MDS2# dir bootflash:
bootflash:///
bootflash://module-6/
bootflash://sup-2/
bootflash://sup-local/
bootflash://sup-standby/
bootflash://module-5/
bootflash://sup-1/
bootflash://sup-active/
bootflash://sup-remote/    <---------------
問題的其他徵兆如下：
  • ISSU/D 故障並顯示下列錯誤訊息：
Pre-upgrade check failed. Return code 0x4093007E (Issue cannot be done, bootflash is busy). 'segmentation fault' error messages when issuing `sys health check bootflash`:

switch# sys health check bootflash Unmount successful... Checking any file system errors...Please be patient... /isanboot/sbin/format-bootflash: line 75: 7598 Segmentation fault $SUDO $E2FSCK -n -v $@ > /dev/null 2> /dev/null done. 
Remounting bootflash .../isanboot/sbin/format-bootflash: line 62: 7600 Segmentation fault $SUDO /bin/mount $MNT_BOOTFLASH_DIR Failed to mount bootflash bootflash on the affected supervisor is not available switch# dir no such file or directory (invalid server) 
Logging log outputs: %BOOTVAR-2-AUTOCOPY_STANDBY_MOUNT_FAILED: Autocopy failed to access standby file system via NFS mount.Please, copy the boot images manually to standby bootflash. %SYSMGR-2-LAST_CORE_BASIC_TRACE: : PID 6688 with message non-sysmgr(non-sysmgr) crashed, core will be saved . Core file also generated: 
`show cores` Module  Instance  Process-name     PID       Date(Year-Month-Day Time) ------  --------  ---------------  --------  ------------------------- 5       1         non-sysmgr       6688      2017-10-08 07:29:07

Cause

此問題在 Cisco CSCvb93701 中識別為以下專案： 
ISSU/D fails on MDS 9706/9710 with 'bootflash busy' error; seg fault while mounting bootflash
CSCvb93701 (see also CSCvf99665)
根據已記錄的 Cisco 問題： 
The system is only affected if it was previously running one of the following NX-OS releases: 6.2(17) - 6.2(19) 7.3(0)D1(1) - 7.3(1)D1(1) 7.3(0)DY(1) - 7.3(1)DY(1) This issue does not apply to any other NX-OS releases on MDS 9706 and 9710 platforms. It does not occur on the MDS 9718 platform.

Resolution

解決 方案：
管理介面上的 IPv6 無效子網會導致此問題。 
switch13# show interface mgmt0
mgmt0 is up
    Hardware is GigabitEthernet
    Address is 2cab.ebfd.4386
    Internet address(es):
        10.8.96.223/23
        ::148.125.166.255/0      <--- "0" indicates an invalid subnet
        fe80::2eab:ebff:fefd:4386/64

請聯絡 Dell 技術支援以取得復原協助。

Affected Products

Connectrix MDS-9710

Products

Connectrix MDS-9706, Connectrix MDS-9710
Article Properties
Article Number: 000052402
Article Type: Solution
Last Modified: 21 Sept 2023
Version:  4
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