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Hi Jörg,I am happy the demo project worked out for you   I will try the approach you suggested tomorrow and update the thread with results.Thanks again for a prompt feedback!UPD: I grabbed apache-sling-i18n version 2.5.15-SNAPSHOT from sling repository and installed compiled bundle via console. But ...

Indeed, this would be interesting to know.UPD: I created a sample project and put it in git: GitHub - etugarev/acme-hc: Sling health check which produces blocking threads Running project should be pretty straightforward, otherwise, if you experience any problems, please let me know.Regards,Evgeny

Thank you both for a quick feedback. I will start preparing a bundle and will update the thread as soon as I am done (in a next few days).

Yes, for each node (nodePath) there is a test function (testResultFunction) which goes to executor.

Hi Jörg, as you advised, I installed SP2 (now I am running on 6.3.2.0) and added extended log info -> session.toString(), etc..I can see that every thread is indeed using a separate session, but error messages still appear. Here's the log info:error.log11.04.2018 12:21:47.220 *WARN* [ForkJoinPool-5-...

Hi Scott, yes I did, I am preparing a next round of debug info

2 Forum Admins: Please do not mark answer as correct before having a confirmation from the post author (me).

Thanks for looking onto this issue. Here's the debug info:error.log:09.04.2018 12:00:09.818 *WARN* [ForkJoinPool-1-worker-5] org.apache.jackrabbit.oak.jcr.delegate.SessionDelegate Attempted to perform hasProperty while thread ForkJoinPool-1-worker-0 was concurrently writing to this session. Blocked ...

For our client we are developing a specific health check which analyses a page output traversing the tree of child pages.I am aware that a shared session usage is a well known anti-pattern (https://cqdump.wordpress.com/2015/03/02/aem-scaling-patterns-avoid-shared-sessions/ and https://github.com/joe...