IO error observed while accessing PCIe SSD devices
Issue
- Getting following error messages while trying to perform I/O on ext4 filesystem created over PCIe SSD devices:
kernel: mtip32xx 0000:44:00.0: Timeout for command tag 252
kernel: mtip32xx 0000:44:00.0: Timeout for command tag 253
kernel: mtip32xx 0000:44:00.0: Timeout for command tag 254
kernel: mtip32xx 0000:44:00.0: Timeout for command tag 255
[...]
kernel: mtip32xx 0000:44:00.0: Timeout for command tag 12
kernel: Buffer I/O error on device rssda, logical block 51769584
kernel: lost page write due to I/O error on rssda
kernel: mtip32xx 0000:44:00.0: 1 commands timed out: restarting port
kernel: mtip32xx 0000:44:00.0: Issuing COM reset
kernel: mtip32xx 0000:44:00.0: Timeout for command tag 1
kernel: Buffer I/O error on device rssda, logical block 42788864
kernel: lost page write due to I/O error on rssda
Environment
- Originally observed on RHEL 6.3.
- Also known to occur on RHEL6.6.z (2.6.32-504.16.2.el6.x86_64)
- Micron RealSSD P320h PCIe SSD drives.
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