Metrics 安装失败，能有人帮忙看一下吗？

Metrics安装不成功，错误信息如下：

ok: [localhost]

TASK [metrics-server : Metrics-Server | deleting old prometheus-operator] ******
skipping: [localhost]

TASK [metrics-server : Metrics-Server | deleting old metrics-server files] *****
[DEPRECATION WARNING]: evaluating {'failed': False, u'stat': {u'exists': 
False}, u'changed': False} as a bare variable, this behaviour will go away and 
you might need to add |bool to the expression in the future. Also see 
CONDITIONAL_BARE_VARS configuration toggle.. This feature will be removed in 
version 2.12. Deprecation warnings can be disabled by setting 
deprecation_warnings=False in ansible.cfg.
ok: [localhost] => (item=metrics-server)

TASK [metrics-server : Metrics-Server | Getting metrics-server installation files] ***
changed: [localhost]

TASK [metrics-server : Metrics-Server | Creating manifests] ********************
changed: [localhost] => (item={u'type': u'config', u'name': u'values', u'file': u'values.yaml'})

TASK [metrics-server : Metrics-Server | Check Metrics-Server] ******************
changed: [localhost]

TASK [metrics-server : Metrics-Server | Installing metrics-server] *************
fatal: [localhost]: FAILED! => {"changed": true, "cmd": "/usr/local/bin/helm upgrade --install metrics-server /etc/kubesphere/metrics-server  --namespace kube-system\n", "delta": "0:00:00.718870", "end": "2020-03-10 02:10:37.016769", "msg": "non-zero return code", "rc": 1, "start": "2020-03-10 02:10:36.297899", "stderr": "Error: release metrics-server failed: serviceaccounts \"metrics-server\" already exists", "stderr_lines": ["Error: release metrics-server failed: serviceaccounts \"metrics-server\" already exists"], "stdout": "Release \"metrics-server\" does not exist. Installing it now.", "stdout_lines": ["Release \"metrics-server\" does not exist. Installing it now."]}
...ignoring

TASK [metrics-server : Metrics-Server | Installing metrics-server retry] *******
changed: [localhost]

TASK [metrics-server : Metrics-Server | Waitting for v1beta1.metrics.k8s.io ready] ***
FAILED - RETRYING: Metrics-Server | Waitting for v1beta1.metrics.k8s.io ready (60 retries left).
FAILED - RETRYING: Metrics-Server | Waitting for v1beta1.metrics.k8s.io ready (59 retries left).
FAILED - RETRYING: Metrics-Server | Waitting for v1beta1.metrics.k8s.io ready (58 retries left).
FAILED - RETRYING: Metrics-Server | Waitting for v1beta1.metrics.k8s.io ready (57 retries left).
changed: [localhost]

另外，请问通过非KubeSphere方式安装了Metrics会对 KubeSphere UI上的操作有影响吗？