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I want to test cinder-volume A-A with distributed lock, but <span style="line-height: 1.5;">the sample configure file only provides a FileDriver backend_url.</span></div><div><span style="line-height: 1.5;">How can I get the backend_url for other tooz drivers?</span></div><div><br></div><div>Thank you!<br>
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                    <div id="ntes-pcmail-signature-default" style="font-size:14px; color:#000; text-decoration: none;">发自网易邮箱大师</div>                </font>

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