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https://issues.apache.org/jira/browse/HDFS-14649?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16982617#comment-16982617
 ] 

Hadoop QA commented on HDFS-14649:
----------------------------------

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  1m 
56s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {color:green}+1{color} | {color:green} @author {color} | {color:green}  0m  
0s{color} | {color:green} The patch does not contain any @author tags. {color} |
| {color:green}+1{color} | {color:green} test4tests {color} | {color:green}  0m 
 0s{color} | {color:green} The patch appears to include 1 new or modified test 
files. {color} |
|| || || || {color:brown} trunk Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
14s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 24m 
15s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  4m 
41s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 
 5s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  2m 
24s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 
18m 28s{color} | {color:green} branch has no errors when building and testing 
our client artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  5m 
10s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
55s{color} | {color:green} trunk passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
12s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  2m 
11s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  4m 
22s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  4m 
22s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
59s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  2m  
4s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} whitespace {color} | {color:green}  0m 
 0s{color} | {color:green} The patch has no whitespace issues. {color} |
| {color:green}+1{color} | {color:green} xml {color} | {color:green}  0m  
1s{color} | {color:green} The patch has no ill-formed XML file. {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 
16m 59s{color} | {color:green} patch has no errors when building and testing 
our client artifacts. {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  5m 
25s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  1m 
59s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  2m  
8s{color} | {color:green} hadoop-hdfs-client in the patch passed. {color} |
| {color:red}-1{color} | {color:red} unit {color} | {color:red}144m 41s{color} 
| {color:red} hadoop-hdfs in the patch failed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
50s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black}240m 59s{color} | 
{color:black} {color} |
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|| Reason || Tests ||
| Failed junit tests | hadoop.hdfs.TestSafeModeWithStripedFile |
|   | hadoop.hdfs.TestDFSClientRetries |
|   | hadoop.hdfs.TestDistributedFileSystem |
|   | hadoop.hdfs.TestReadStripedFileWithDNFailure |
|   | hadoop.hdfs.TestReconstructStripedFileWithRandomECPolicy |
|   | hadoop.hdfs.TestDFSStripedOutputStreamWithRandomECPolicy |
|   | hadoop.hdfs.TestLeaseRecovery2 |
|   | hadoop.hdfs.server.diskbalancer.TestDiskBalancerRPC |
|   | hadoop.hdfs.server.diskbalancer.TestDiskBalancer |
|   | hadoop.hdfs.server.blockmanagement.TestUnderReplicatedBlocks |
|   | hadoop.hdfs.TestErasureCodingExerciseAPIs |
|   | hadoop.hdfs.TestErasureCodingPolicyWithSnapshotWithRandomECPolicy |
|   | hadoop.hdfs.TestQuota |
|   | hadoop.hdfs.server.diskbalancer.TestDiskBalancerWithMockMover |
|   | hadoop.hdfs.TestGetBlocks |
|   | hadoop.hdfs.server.balancer.TestBalancer |
|   | hadoop.hdfs.TestDistributedFileSystemWithECFileWithRandomECPolicy |
|   | hadoop.hdfs.TestDFSStripedInputStreamWithRandomECPolicy |
|   | hadoop.hdfs.TestDistributedFileSystemWithECFile |
|   | hadoop.hdfs.TestStripedFileAppend |
|   | hadoop.hdfs.server.sps.TestExternalStoragePolicySatisfier |
|   | hadoop.hdfs.TestDFSStripedOutputStream |
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|| Subsystem || Report/Notes ||
| Docker | Client=19.03.5 Server=19.03.5 Image:yetus/hadoop:104ccca9169 |
| JIRA Issue | HDFS-14649 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12986773/HDFS-14649.005.patch |
| Optional Tests |  dupname  asflicense  compile  javac  javadoc  mvninstall  
mvnsite  unit  shadedclient  findbugs  checkstyle  xml  |
| uname | Linux 274f207455b9 4.15.0-66-generic #75-Ubuntu SMP Tue Oct 1 
05:24:09 UTC 2019 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / 6c20512 |
| maven | version: Apache Maven 3.3.9 |
| Default Java | 1.8.0_222 |
| findbugs | v3.1.0-RC1 |
| unit | 
https://builds.apache.org/job/PreCommit-HDFS-Build/28394/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/28394/testReport/ |
| Max. process+thread count | 2624 (vs. ulimit of 5500) |
| modules | C: hadoop-hdfs-project/hadoop-hdfs-client 
hadoop-hdfs-project/hadoop-hdfs U: hadoop-hdfs-project |
| Console output | 
https://builds.apache.org/job/PreCommit-HDFS-Build/28394/console |
| Powered by | Apache Yetus 0.8.0   http://yetus.apache.org |


This message was automatically generated.



> Add suspect probe for DeadNodeDetector
> --------------------------------------
>
>                 Key: HDFS-14649
>                 URL: https://issues.apache.org/jira/browse/HDFS-14649
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>            Reporter: Lisheng Sun
>            Assignee: Lisheng Sun
>            Priority: Major
>         Attachments: HDFS-14649.001.patch, HDFS-14649.002.patch, 
> HDFS-14649.003.patch, HDFS-14649.004.patch, HDFS-14649.005.patch
>
>
> Add suspect probe for DeadNodeDetector.
> when  some DataNode of the block is found to inaccessible, put the DataNode 
> into it will be placed in the Suspicious Node list. Because when DataNode is 
> not accessible, it is likely that the replica has been removed from the 
> DataNode.Therefore, it needs to be confirmed by re-probing and requires a 
> higher priority processing.
> And when DataNode is placed in the Suspicious Node list, it is accessed by 
> other dfsinputstream.



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