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Yiqun Lin commented on HDFS-13208: ---------------------------------- [~ywskycn], I tried to reproduce this issue, and did the test in UT {{TestRouterAdminCLI}}. The result looked fine. My test code: {code:java} @Test public void testRemoveMountTable() throws Exception { String nsId = "ns0"; String src = "/test-rmmounttable"; String dest = "/rmmounttable"; String[] argv = new String[] {"-add", src, nsId, dest}; assertEquals(0, ToolRunner.run(admin, argv)); stateStore.loadCache(MountTableStoreImpl.class, true); GetMountTableEntriesRequest getRequest = GetMountTableEntriesRequest .newInstance(src); GetMountTableEntriesResponse getResponse = client.getMountTableManager() .getMountTableEntries(getRequest); // ensure mount table added successfully MountTable mountTable = getResponse.getEntries().get(0); assertEquals(src, mountTable.getSourcePath()); argv = new String[] {"-rm", src}; assertEquals(0, ToolRunner.run(admin, argv)); stateStore.loadCache(MountTableStoreImpl.class, true); getResponse = client.getMountTableManager() .getMountTableEntries(getRequest); assertEquals(0, getResponse.getEntries().size()); argv = new String[] {"-add", src, nsId, dest}; assertEquals(0, ToolRunner.run(admin, argv)); stateStore.loadCache(MountTableStoreImpl.class, true); getResponse = client.getMountTableManager() .getMountTableEntries(getRequest); assertEquals(1, getResponse.getEntries().size()); } {code} > RBF: Mount path not available after ADD-REMOVE-ADD > -------------------------------------------------- > > Key: HDFS-13208 > URL: https://issues.apache.org/jira/browse/HDFS-13208 > Project: Hadoop HDFS > Issue Type: Sub-task > Reporter: Wei Yan > Assignee: Wei Yan > Priority: Critical > > To reproduce this issue, run the following commands at Router 1: > {code:java} > $ hdfs dfsrouteradmin -add /test1 ns1 /ns1/test1 > $ hdfs dfsrouteradmin -rm /test1 > $ hdfs dfsrouteradmin -add /test1 ns1 /ns1/test1{code} > "hdfs dfs -ls hdfs://Router1:8020/test1" works well after step 1. After step > 3 when we add /test1 back, Router 1 still returns "No such file or > directory". > But after step 3, when we run cmd "hdfs dfs -ls hdfs://Router2:8020/test1" > talking to another Router, it works well. > From Router logs, I can see StateStoreZookeeperImpl and MountTableResolver > are updated correctly and in time. Not find the root case yet, still looking > into it. > > -- This message was sent by Atlassian JIRA (v7.6.3#76005) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org