SAN errors while rebooting LINUX server
I have LINUX server connected to EMC Clariion storage.
When LINUX server reboots, it gives lot of storage related errors in boot process as follows; Jun 20 18:14:22 lServer1 kernel: end_request: I/O error, dev sdc, sector 41943032 Jun 20 18:14:22 lServer1 kernel: end_request: I/O error, dev sdc, sector 41943032 Jun 20 18:14:22 lServer1 kernel: end_request: I/O error, dev sdc, sector 41943032 Jun 20 18:14:16 lServer1 kernel: end_request: I/O error, dev sdn, sector 0 Jun 20 18:14:16 lServer1 kernel: end_request: I/O error, dev sdn, sector 0 and so on.............................. My question is how to improve the LINUX boot process to eliminate these SAN related errors. Do I need to start or stop some hardware scanning processes??? Thanks in advance. Sam |
Hi,
First of all, what's your distro, it may help us/you for a solution. I think it's possible to avoid hardware scanning but I don't remember how to do |
hmmm, I remember under EMC Symmetrix when a disk is mapped & masked to a server, an other virtual disk is also presented.
The second disk I consider as virtual cannot be hide but it's considered as inconsistent. What does "fdisk -l" give as result. |
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