[Python-apps-team] Bug#844081: Reproducer

[Christian Geier]

I'll backport those changes onto the 0.8 branch tomorrow. I'll send another email when it's done. 

Am 2. Januar 2017 22:48:21 MEZ, schrieb Filip Pytloun <filip at pytloun.cz>:
>Hello,
>
>I checked the changes and as they are done on top of huge refactoring
>(introduce of vdir.py), backporting it back to 0.8.4 seems to be too
>risky so I will workaround this occasional FTBFS by marking the test as
>xfail to avoid autoremoval from stretch.
>
>If we want to fix this issue correctly back in stretch after it's is
>stable, it's possible to do upload of new minor version.
>
>Filip
>
>On 2016/12/19 19:06, Christian Geier wrote:
>> Hi,
>> I could reproduce the issue and have fixed it, see the PR on github
>[1].
>> Depending on how urgent this is, you can either just take the
>os.sync()
>> commit and apply that to the version currently in Debian (which,
>while
>> brute force, certainly fixes this problem), or you might want to wait
>if
>> we find a more elegant solution.
>> 
>> Christian
>> 
>> [1] https://github.com/pimutils/khal/pull/543
>> 
>> Quoting Filip Pytloun (2016-12-11 13:16:56)
>> > Hello,
>> > 
>> > unfortunately I have no longer access to environment where this was
>> > happening. But if you were able to reproduce the issue and this
>fixed it
>> > for you, I'll apply it and make new release.
>> > 
>> > Anyway wouldn't it better to ensure data is written to disk
>directly
>> > during db updates and other operations? Eg. use O_SYNC for safety
>as
>> > these operations doesn't happen so often.
>> > 
>> > Filip
>> > 
>> > On 2016/12/11 01:14, Christian Geier wrote:
>> > > Hi Filip,
>> > > could you perhaps try to change all those sleep()s to
>`os.sync()`? For
>> > > me it seems to fix the issue.
>> > > 
>> > > See [0] for a patch.
>> > > 
>> > > If this doesn fix the issue, we obviously need to move the sync
>call out
>> > > of the tests and into the db update.
>> > > 
>> > > Best regards,
>> > > Christian
>> > > 
>> > > [0]
>https://github.com/pimutils/khal/commit/0b636f7633e86b9e136b06e9965cd3af0e3918f2
>> > > 

-- 
Sent from my phone. Please excuse my brevity.
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