Re: Windows 10 updates causes fork retry no child processes

[Brian Inglis <Brian.Inglis@SystematicSw.ab.ca>]

On 2016-11-03 12:32, Gerry Reno wrote:
> On 11/03/2016 01:28 PM, Brian Inglis wrote:
>> On 2016-11-03 08:58, Gerry Reno wrote:
>>> On 11/03/2016 10:31 AM, Hans-Bernhard Bröker wrote:
>>>> Am 03.11.2016 um 07:06 schrieb Gerry Reno:
>>>>> And the client machines are out in the field and not even
>>>>> connected to a network.
>>>> If so, how/why do they ever hear about Windows updates in the first
>>>> place?
>>>>> What is needed is for Cygwin itself to detect and manage the
>>>>> situation.
>>>> That is technically impossible. The DLL rebasing procedure can only
>>>> be done from _outside_ Cygwin.
>>> They aren't connected permanently to an office network.
>>> They can connect to WiFi every so often when they get near to a WiFi
>>> location.  Ok, so why is automating this DLL rebasing procedure impossible?
>>> I don't care if it is a Cygwin process or a Windows process that does
>>> this.
>>> Something needs to check to see if the DLL rebasing needs done and
>>> then do it if that is the source of the problem.
>>
>> Maybe your clients' problem is that W10 is now dynamically loading wifi
>> or network dlls into the stack and being a total BLODA?
>> Your app setup, your clients, so *you* need to do the data collection
>> and diagnosis, ask for help here, test fixes.
>> At least a cygcheck -rsv from a problem system, attached to a post,
>> would let the dogs here see the shape of the bone to help you.
>>
>> As with other off-net systems, there should be some auto-reporting
>> system built in where you can capture and send problem logs.
>> Maybe you could change the env setting for:
>> CYGWIN=error_start=C:/cygwin64/bin/dumper
>> (use slashes instead of doubled backslashes)
>> to run cygcheck -hrsv > cygcheck.txt instead, perhaps from a cmd
>> script, and queue it for mailing to you when connected? I th
>>
>
> I think the simplest way for right now might be to have a batch file run at startup that runs rebaseall.
>
> Something like these lines in a batch file:
> cd C:\Cygwin\bin
> .\ash /bin/rebaseall
>
> This would rebase the dlls each time after Windows Update forces a reboot.
>
> Do you see any issue with that?

To set up for a full rebase you need to run the following first:

.\dash /bin/rebase-trigger fullrebase

otherwise it will run an incremental and probably do nothing.

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

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