We use clickhosue version 21.12.2.17 before.It works well

But we found that after upgrade to 22.3.3, the memory of clickhouse used grow up daily .

I don't know if this is a memory overflow

here is the promethues metric 'ClickHouseMetrics_MemoryTracking'  duration last 15days

![image](https://user-images.githubusercontent.com/8294900/163744096-80270f73-becd-47ce-91b7-c6a96f13c1b6.png)

and I restarted cknode1 at 4.14 ,you can see it come down and rising again.

And here is some sql and result I have run for diagnosis。

![image](https://user-images.githubusercontent.com/8294900/163744418-251c86d8-832c-4aff-aa1a-6e565d47d196.png)

![image](https://user-images.githubusercontent.com/8294900/163744455-73813554-784a-4df6-803e-5ef49dbf1776.png)

![image](https://user-images.githubusercontent.com/8294900/163744529-50c4e359-feb7-4499-9449-0efc1c75942f.png)

![image](https://user-images.githubusercontent.com/8294900/163744587-c51e3ba3-6925-4591-b15d-bb0e0262af8c.png)

we use dict and MaterializedView . no living view.

we have tried  'system drop mark cache '  and change 'max_bytes_before_external_group_by' to '6g'.Not work

Is there anyting else  I can do?





{
    if (!is_prefinalized)
        preFinalize();
    waitForAllBackGroundTasks();
    if (!multipart_upload_id.empty())
        completeMultipartUpload();
    if (s3_settings.check_objects_after_upload)
    {
        LOG_TRACE(log, "Checking object {} exists after upload", key);
        Aws::S3::Model::HeadObjectRequest request;
        request.SetBucket(bucket);
        request.SetKey(key);
        auto response = client_ptr->HeadObject(request);
        if (!response.IsSuccess())
            throw Exception(ErrorCodes::S3_ERROR, "Object {} from bucket {} disappeared immediately after upload, it's a bug in S3 or S3 API.", key, bucket);
    }
}
void WriteBufferFromS3::createMultipartUpload()