The Meaning of "[sdx] Write Cache: Disabled, Read Cache: Disabled, Doesn't Support DPO Or FUA"
(Doc ID 2398553.1)
Last updated on OCTOBER 27, 2023
Applies to:
Oracle Cloud Infrastructure - Version N/A and laterLinux OS - Version Oracle Linux 5.0 and later
Linux x86-64
Goal
To understand the meaning of the following messages and their impact.
>>/var/log/messages
May 4 23:10:34 <HOST> kernel: sd 0:0:0:11: [sdx] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA May 4 23:10:34 <HOST> kernel: sd 0:0:0:9: [sdy] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA May 4 23:10:34 <HOST> kernel: sd 0:0:0:10: [sdz] Write cache: disabled, read cache: enabled, doesn't support DPO or FUA
Solution
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In this Document
Goal |
Solution |