The kube-apiserver pods are consuming memory at an unusually high rate, with the maximum consumption reaching 256GB.

There is no usage on the cluster. 

$ omc etcd status
+----------------------------+------------------+---------+----------------+----------+-----------+------------+-----------+------------+--------------------+--------+
|          ENDPOINT          |        ID        | VERSION | DB SIZE/IN USE | NOT USED | IS LEADER | IS LEARNER | RAFT TERM | RAFT INDEX | RAFT APPLIED INDEX | ERRORS |
+----------------------------+------------------+---------+----------------+----------+-----------+------------+-----------+------------+--------------------+--------+
| https://10.110.145.68:2379 | c312c0a6033fd713 | 3.5.14  | 894 MB/618 MB  | 31%      | false     | false      |       219 | 3228027057 |         3228027057 |        |
| https://10.110.145.67:2379 | c63b93a1c4db6e4d | 3.5.14  | 898 MB/618 MB  | 32%      | false     | false      |       219 | 3228027061 |         3228027061 |        |
| https://10.110.145.69:2379 | d95aaf3f128dc031 | 3.5.14  | 905 MB/618 MB  | 32%      | true      | false      |       219 | 3228027061 |         3228027061 |        |
+----------------------------+------------------+---------+----------------+----------+-----------+------------+-----------+------------+--------------------+--------+

     Cluster version is 4.16.17

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    All the logs and data is uploaded in the folder : https://drive.google.com/drive/u/0/folders/1SdRpRT0EXk4aW0d-SKEDEdSQI0y5059M