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- 【TiDB 版本】:3.0.9
- 【os 版本】:centos7.6
- 【问题描述】: 测试环境使用 TiDB Ansible 部署 TiDB 集群,在 ansible-playbook bootstrap.yml初始化环节,有如下报错: [192.168.8.157]: Ansible FAILED! => playbook: bootstrap.yml; TASK: machine_benchmark : get fio randread iops; message: {“changed”: true, “cmd”: “python parse_fio_output.py --target=‘fio_randread_result.json’ - -read-iops”, “delta”: “0:00:00.424637”, “end”: “2020-01-26 18:27:28.061353”, “msg”: “non-zero return code”, “rc”: 1, “start”: “2020-01-26 18:27:27.636716”, “stderr”: “Traceback (most recent call last):\ File “parse_fio_output.py”, line 35, in \ result = json.load(fp)\ File “/usr/lib64/python2.7/json/init.py”, line 290, in load\ **kw)\ File “/usr/lib64/python2.7/json/init.py”, line 338, in loads\ return _default_decoder.decode(s)\ File “/usr/lib64/python2.7/json/decoder.py”, line 366, in decode\ obj, end = self.raw_decode(s, idx=_w(s, 0).end())\ File “/usr/lib64/python2.7/json/decoder.py”, line 384, in raw_decode\ raise ValueError(“No JSON object could be decoded”)\ ValueError: No JSON object could be decoded”, “stderr_lines”: [“Traceback (most recent call last):”, " File “parse_fio_output.py”, line 35, in “, " result = json.load(fp)”, " File “/usr/lib64/python2.7/json/init.py”, line 290, in load", " **kw)", " File “/usr/lib64/python2.7/json/init.py”, line 338, in loads", " return _default_decoder.decode(s)", " File “/usr/lib64/python2.7/json/decoder.py”, line 366, in decode", " obj, end = self.raw_decode(s, idx=_w(s, 0).end())", " File “/usr/lib64/python2.7/json/decoder.py”, line 384, in raw_decode", " raise ValueError(“No JSON object could be decoded”)", “ValueError: No JSON object could be decoded”], “stdout”: “”, “stdout_lines”: []} [192.168.8.151]: Ansible FAILED! => playbook: bootstrap.yml; TASK: machine_benchmark : get fio randread iops; message: {“changed”: true, “cmd”: “python parse_fio_output.py --target=‘fio_randread_result.json’ - -read-iops”, “delta”: “0:00:00.408496”, “end”: “2020-01-26 18:27:28.065872”, “msg”: “non-zero return code”, “rc”: 1, “start”: “2020-01-26 18:27:27.657376”, “stderr”: “Traceback (most recent call last):\ File “parse_fio_output.py”, line 35, in \ result = json.load(fp)\ File “/usr/lib64/python2.7/json/init.py”, line 290, in load\ **kw)\ File “/usr/lib64/python2.7/json/init.py”, line 338, in loads\ return _default_decoder.decode(s)\ File “/usr/lib64/python2.7/json/decoder.py”, line 366, in decode\ obj, end = self.raw_decode(s, idx=_w(s, 0).end())\ File “/usr/lib64/python2.7/json/decoder.py”, line 384, in raw_decode\ raise ValueError(“No JSON object could be decoded”)\ ValueError: No JSON object could be decoded”, “stderr_lines”: [“Traceback (most recent call last):”, " File “parse_fio_output.py”, line 35, in “, " result = json.load(fp)”, " File “/usr/lib64/python2.7/json/init.py”, line 290, in load", " **kw)", " File “/usr/lib64/python2.7/json/init.py”, line 338, in loads", " return _default_decoder.decode(s)", " File “/usr/lib64/python2.7/json/decoder.py”, line 366, in decode", " obj, end = self.raw_decode(s, idx=_w(s, 0).end())", " File “/usr/lib64/python2.7/json/decoder.py”, line 384, in raw_decode", " raise ValueError(“No JSON object could be decoded”)", “ValueError: No JSON object could be decoded”], “stdout”: “”, “stdout_lines”: []} 请问针对以上错误产生的原因和解决办法? 谢谢