magma longevity run hits memcached issues on build 7.0.0-4797

We are seeing the following message in magma longevity run.

Service 'memcached' exited with status 137. Restarting. Messages:

W0406 20:28:35.628597 6875 HazptrDomain.h:671] Using the default inline executor for asynchronous reclamation may be susceptible to deadlock if the current thread happens to hold a resource needed by the deleter of a reclaimable object

W0406 21:31:11.129020 6879 HazptrDomain.h:671] Using the default inline executor for asynchronous reclamation may be susceptible to deadlock if the current thread happens to hold a resource needed by the deleter of a reclaimable object

W0406 22:34:03.544107 6874 HazptrDomain.h:671] Using the default inline executor for asynchronous reclamation may be susceptible to deadlock if the current thread happens to hold a resource needed by the deleter of a reclaimable object

W0407 01:14:28.462831 6880 HazptrDomain.h:671] Using the default inline executor for asynchronous reclamation may be susceptible to deadlock if the current thread happens to hold a resource needed by the deleter of a reclaimable object

W0407 04:56:48.458309 6876 HazptrDomain.h:671] Using the default inline executor for asynchronous reclamation may be susceptible to deadlock if the current thread happens to hold a resource needed by the deleter of a reclaimable object

Build: 7.0.0-4797

Job: http://perf.jenkins.couchbase.com/job/magma-hidd/1168/

Log: 
https://s3.amazonaws.com/bugdb/jira/qe/collectinfo-2021-04-07T180322-ns_1%40172.23.97.38.zip
https://s3.amazonaws.com/bugdb/jira/qe/collectinfo-2021-04-07T180322-ns_1%40172.23.97.39.zip