[crac] RFR: Add Checkpoint timeout [v2]

[KIRIYAMA Takuya]

On Fri, 15 Dec 2023 11:40:23 GMT, KIRIYAMA Takuya <duke at openjdk.org> wrote:

>> Java process sometimes hangs when checkpoint for some reasons.
>> For example, this problems occurs if you specify certain options for CRAC_CRIU_OPTS.
>> 
>> 
>> # export CRAC_CRIU_OPTS=-V
>> # java -XX:CRaCCheckpointTo=/work/cp CRACTest
>> CR: Checkpoint ...
>> 
>> CRACTest process is not killed and is waiting for checkpoint.
>> 
>> 
>> # ls /work/cp
>> cppath  perfdata
>> 
>> 
>> To avoid this problem, I want to add the checkpoint timeout.
>> Can I submit a pull request to this repository? I would like you to review this change.
>
> KIRIYAMA Takuya has updated the pull request incrementally with one additional commit since the last revision:
> 
>   Add checkpoint timepout

I'm sorry. I forgot about it. I enabled Github Actions and run it now.

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PR Comment: https://git.openjdk.org/crac/pull/147#issuecomment-1857822763