Tee and file redirections are very slow to write anything.

[Hamish McIntyre-Bhatty]

Excellent, I shall give that a try. Thanks.

Hamish

On 25/02/2021 10:27, Takashi Yano via Cygwin wrote:
> On Thu, 25 Feb 2021 09:51:48 +0000
> "Henry S. Thompson wrote:
>> Hamish McIntyre-Bhatty via Cygwin writes:
>>
>>> I'm now thinking it may have been a Python script that was behaving this
>>> way - I might go and double check in case this isn't what I think it is.
>> I have noticed recently (on a Linux box) that Python3.8 logging exhibits
>> the problem you report, that is, no output until end of job.
> stdbuf does not take effect for python, however, you can use
> -u option or setting environment PYTHONUNBUFFERED=1.
>
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