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<div><span></span>Hi,friends! Now , i have some problem , i don't understand :</div><div><br></div><div>1. write lock</div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);"> when two clients send a req which locate in same block to one vdi, how to make sure my block and block's copies is same?</span></div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);"><br></span></div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);"><br></span></div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);">2. snapshot lock</span></div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);"> Now, two clients, one client send write req and one client make snapshot, they operate same vdi, now£¬How to mutex?</span></div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);"><br></span></div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);"><br></span></div><div><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);">Thanks a lot!</span></div><div><span style="background-color: rgba(0, 0, 0, 0); font-size: 10.5pt; line-height: 1.5;"> </span><span style="color: rgb(0, 0, 0); background-color: rgba(0, 0, 0, 0);"> </span></div>
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