Xuanwo commented on PR #5617:
URL: https://github.com/apache/opendal/pull/5617#issuecomment-2694493720
For error like:
```rust
---- behavior::test_blocking_write_with_append_returns_metadata ----
test panicked: append to an existing file must success: AlreadyExists
(persistent) at write =>
/tmp/opendal/f286eb91-202c-490b-99dd-04415556e07e/c9203715-f602-4237-9e34-86ed1c8d4297
for client 127.0.0.1 already exists
at
org.apache.hadoop.hdfs.server.namenode.FSDirWriteFileOp.startFile(FSDirWriteFileOp.java:388)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFileInt(FSNamesystem.java:2536)
at
org.apache.hadoop.hdfs.server.namenode.FSNamesystem.startFile(FSNamesystem.java:2433)
at
org.apache.hadoop.hdfs.server.namenode.NameNodeRpcServer.create(NameNodeRpcServer.java:791)
at
org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.create(ClientNamenodeProtocolServerSideTranslatorPB.java:475)
at
org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
at
org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:528)
at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1070)
at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:999)
at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:927)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:422)
at
org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1730)
at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2915)
```
You might need to check the `WirteOptions` inside `Access::write` call, this
function might be useful:
https://docs.rs/hdfs-native/0.11.1/hdfs_native/client/struct.Client.html#method.append
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