Did you lately get served the big update to Windows 11 24H2? The improve, which might have been known as a Service Pack as soon as upon a time, comes together with the brand new Copilot AI options in addition to the standard stack of OS add-ons. Sadly for some, it additionally introduced alongside a less-welcome accomplice: blue screens of demise.
The precise points that we’re writing about in the present day manifest within the type of “Important Course of Has Died” and “Kernel Knowledge Inpage Error” crashes, and so they appear to primarily have an effect on customers with Western Digital SSDs. On that firm’s neighborhood boards, there is a prolonged thread with many customers reporting issues within the “stornvme” driver.
What is the subject? Properly, we do not know for positive, nevertheless it’s positively associated to the Host Reminiscence Buffer (HMB) characteristic. HMB is part of the NVMe specification that permits an SSD to request an quantity of system reminiscence for use as a cache for the SSD. This helps scale back extra writes to the storage machine and in addition improves efficiency.
We all know that due to a workaround repair that hurts efficiency, however restores stability. The repair is to whip out Registry Editor, head to the HKEY_LOCAL_MACHINESYSTEMCurrentControlSetServicesstornvmeParametersDevice key, create a DWORD (32-bit) worth named “HMBAllocationPolicy”, after which set its worth to 0. This may disable Host Reminiscence Buffer on all SSDs in your system, nevertheless it ought to can help you proceed utilizing the machine.
Based on WindowsLatest, the difficulty is that WD’s SSDs are requesting a 200MB HMB, and Home windows is not dealing with that gracefully. In Home windows 11 23H2, HMBs have been restricted to only 64MB globally, masking the issue. This subject is is frequent sufficient that Microsoft has reportedly paused the rollout of Home windows 11 24H2 whereas it really works out a extra everlasting resolution than merely disabling the vital HMB characteristic.
This articles is written by : Nermeen Nabil Khear Abdelmalak
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