[jira] [Commented] (HDFS-14108) BlockManager Data Structures

2018-11-27 Thread BELUGA BEHR (JIRA)


[ 
https://issues.apache.org/jira/browse/HDFS-14108?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16701172#comment-16701172
 ] 

BELUGA BEHR commented on HDFS-14108:


Failed tests are unrelated.  They are all related to the 
{{org.apache.hadoop.hdfs.web.TestWebHdfsTimeouts}} test suit and this seems to 
be a known issue.  I've seen it on several different runs now across various 
JIRAs.  Please consider accepting this patch into the project.

> BlockManager Data Structures
> 
>
> Key: HDFS-14108
> URL: https://issues.apache.org/jira/browse/HDFS-14108
> Project: Hadoop HDFS
>  Issue Type: Improvement
>  Components: hdfs
>Affects Versions: 3.2.0
>Reporter: BELUGA BEHR
>Assignee: BELUGA BEHR
>Priority: Minor
> Attachments: HDFS-14108.1.patch
>
>
> # Prefer {{ArrayList}} to {{LinkedList}} when simply adding/iterating
> # Prefer {{HashSet}} to {{TreeSet}} when no ordering is required
> # Other performance improvements
> # Check style fixes
> https://stackoverflow.com/questions/322715/when-to-use-linkedlist-over-arraylist-in-java
> {code:java}
> final Set excludedNodes = new HashSet<>();
> for(BlockReconstructionWork rw : reconWork){
>   // Do no bother wasting time clearing out the collection, let GC do 
> that work later
>   excludedNodes.clear();
>   // use {{addAll}} here
>   for (DatanodeDescriptor dn : rw.getContainingNodes()) {
> excludedNodes.add(dn);
>   }
> {code}



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[jira] [Commented] (HDFS-14108) BlockManager Data Structures

2018-11-27 Thread Hadoop QA (JIRA)


[ 
https://issues.apache.org/jira/browse/HDFS-14108?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel=16701154#comment-16701154
 ] 

Hadoop QA commented on HDFS-14108:
--

| (x) *{color:red}-1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m 
13s{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:red}-1{color} | {color:red} test4tests {color} | {color:red}  0m  
0s{color} | {color:red} The patch doesn't appear to include any new or modified 
tests. Please justify why no new tests are needed for this patch. Also please 
list what manual steps were performed to verify this patch. {color} |
|| || || || {color:brown} trunk Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 19m 
40s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m  
0s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
52s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  1m  
2s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 
13m 16s{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}  1m 
58s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
55s{color} | {color:green} trunk passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  1m 
 1s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  0m 
53s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  0m 
53s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
46s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  0m 
56s{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} shadedclient {color} | {color:green} 
12m  3s{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}  2m  
1s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
50s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 75m  5s{color} 
| {color:red} hadoop-hdfs in the patch failed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
24s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black}132m 45s{color} | 
{color:black} {color} |
\\
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|| Reason || Tests ||
| Failed junit tests | hadoop.hdfs.web.TestWebHdfsTimeouts |
\\
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:8f97d6f |
| JIRA Issue | HDFS-14108 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12949751/HDFS-14108.1.patch |
| Optional Tests |  dupname  asflicense  compile  javac  javadoc  mvninstall  
mvnsite  unit  shadedclient  findbugs  checkstyle  |
| uname | Linux 1d5e6f3521a5 4.4.0-138-generic #164-Ubuntu SMP Tue Oct 2 
17:16:02 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / 4c106fc |
| maven | version: Apache Maven 3.3.9 |
| Default Java | 1.8.0_181 |
| findbugs | v3.1.0-RC1 |
| unit | 
https://builds.apache.org/job/PreCommit-HDFS-Build/25653/artifact/out/patch-unit-hadoop-hdfs-project_hadoop-hdfs.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDFS-Build/25653/testReport/ |
| Max. process+thread count | 5848 (vs. ulimit of 1) |
| modules | C: hadoop-hdfs-project/hadoop-hdfs U: 
hadoop-hdfs-project/hadoop-hdfs |
| Console output |