vmstat yields error 'Unable to create system stat structure' on W11x64

[Brian Inglis]

On 2023-01-15 16:35, System Administrator via Cygwin wrote:
 > On 15. Jan 2023, at 23:19, Adam Dinwoodie <adam@dinwoodie.org> wrote:>> On 
Sun, 15 Jan 2023 at 22:05, System Administrator via Cygwin wrote:

>>> I am trying to migrate my framework to Windows 11 running Cygwin.
 >>> When executing vmstat it returns the following error:
>>> "Unable to create system stat structure”
>>> Using the very same packages (install files) on Windows 10, produces the proper vmstat results (i.e. no error).
>>> I’ve tried W11 pro and Enterprise - same difference (none.) Windows 11 is running in a VMware VM. W11 is the December version wit the latest updates (as of today).
>>> The working W10 is running on the same physical hardware, using the same version of VMware, also in a VM.
>>> Cygwin is the latest version 3.4.3, with the latest props-ng package (4.0.2-1)
>>> Any help (or at least hint) is greatly appreciated.

>> Can you provide the cygcheck output, per https://cygwin.com/problems.html?
>> It might be useful to have the cygcheck output from both the Win10 and
>> Win11 VMs to compare, but the Win11 VM where things aren't working is going
>> to be the most useful one there.
>> It might also be useful to know how you're calling vmstat: are you doing it
>> from a Cygwin Bash shell within MinTTY, or from a PowerShell prompt using
>> Windows' console, or something else? And are you running with Administrator
>> privileges?
> please find attached the cygcheck output - apologies for the oversight.
> It does NOT make a difference whether the bash, run from MinTTY (desktop shortcut), is run “As Administrator” or as regular user, the error occurs in both scenarios.
> Running it from PowerShell (both Admin and reg. user) yields the same error.
>  P.S. W10 is an older version of Cygwin, but using that one on W11 produces the same erroneous results…

It might also be useful to run vmstat under strace e.g.

	$ strace -o vmstat.strace vmstat ...

and attach vmstat.strace as a text attachment to your reply.

-- 
Take care. Thanks, Brian Inglis			Calgary, Alberta, Canada

La perfection est atteinte			Perfection is achieved
non pas lorsqu'il n'y a plus rien à ajouter	not when there is no more to add
mais lorsqu'il n'y a plus rien à retirer	but when there is no more to cut
			-- Antoine de Saint-Exupéry