Re: Python (was Re: I did not inhale)

On 2024-08-19 06:54, Kaz Kylheku wrote:

On 2024-08-18, Dmitry A. Kazakov <mailbox@dmitry-kazakov.de> wrote:

On 2024-08-18 18:46, Kaz Kylheku wrote:
>

If a mutex is actually used to protect shared data against concurrent
access, and the owner dies while holding the mutex, the next thread
to try to grab the mutex must be informed so it can try to recover
the shared data into a sane state.

>
There is no recovery if a protected operation crashes, because the state
of the object is unknown.

 That is false; the object's state can be analyzed and repaired.

The object must be designed in a special way in order to support roll backs etc. Such techniques exclude concurrent access, e.g. memory is never overwritten etc.
--
Regards,
Dmitry A. Kazakov
http://www.dmitry-kazakov.de