[ 
https://issues.apache.org/jira/browse/HADOOP-15281?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16770147#comment-16770147
 ] 

Hadoop QA commented on HADOOP-15281:
------------------------------------

| (x) *{color:red}-1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  1m  
3s{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 3 new or modified test 
files. {color} |
|| || || || {color:brown} branch-2 Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
48s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 10m 
25s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
57s{color} | {color:green} branch-2 passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
33s{color} | {color:green} branch-2 passed with JDK v1.8.0_191 {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
31s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  0m 
58s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  1m  
7s{color} | {color:green} branch-2 passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
41s{color} | {color:green} branch-2 passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
35s{color} | {color:green} branch-2 passed with JDK v1.8.0_191 {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
10s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  0m 
50s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
51s{color} | {color:green} the patch passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m 
51s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
30s{color} | {color:green} the patch passed with JDK v1.8.0_191 {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m 
30s{color} | {color:green} the patch passed {color} |
| {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange}  
0m 27s{color} | {color:orange} hadoop-tools: The patch generated 10 new + 131 
unchanged - 2 fixed = 141 total (was 133) {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  0m 
53s{color} | {color:green} the patch passed {color} |
| {color:red}-1{color} | {color:red} whitespace {color} | {color:red}  0m  
0s{color} | {color:red} The patch has 1 line(s) that end in whitespace. Use git 
apply --whitespace=fix <<patch_file>>. Refer https://git-scm.com/docs/git-apply 
{color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  1m 
13s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
35s{color} | {color:green} the patch passed with JDK v1.7.0_95 {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
30s{color} | {color:green} the patch passed with JDK v1.8.0_191 {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:red}-1{color} | {color:red} unit {color} | {color:red} 13m  9s{color} 
| {color:red} hadoop-distcp in the patch failed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  0m 
41s{color} | {color:green} hadoop-aws in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
23s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black} 43m 59s{color} | 
{color:black} {color} |
\\
\\
|| Reason || Tests ||
| Failed junit tests | hadoop.tools.TestOptionsParser |
\\
\\
|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:da67579 |
| JIRA Issue | HADOOP-15281 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12958976/HADOOP-15281-branch-2-001.patch
 |
| Optional Tests |  dupname  asflicense  compile  javac  javadoc  mvninstall  
mvnsite  unit  shadedclient  findbugs  checkstyle  |
| uname | Linux ea51543aa0e7 4.4.0-138-generic #164~14.04.1-Ubuntu SMP Fri Oct 
5 08:56:16 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/patchprocess/precommit/personality/provided.sh |
| git revision | branch-2 / 3c7c336 |
| maven | version: Apache Maven 3.3.9 |
| Default Java | 1.8.0_191 |
| Multi-JDK versions |  /usr/lib/jvm/java-7-openjdk-amd64:1.7.0_95 
/usr/lib/jvm/java-8-openjdk-amd64:1.8.0_191 |
| findbugs | v3.0.0 |
| checkstyle | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/15928/artifact/out/diff-checkstyle-hadoop-tools.txt
 |
| whitespace | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/15928/artifact/out/whitespace-eol.txt
 |
| unit | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/15928/artifact/out/patch-unit-hadoop-tools_hadoop-distcp.txt
 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/15928/testReport/ |
| Max. process+thread count | 266 (vs. ulimit of 10000) |
| modules | C: hadoop-tools/hadoop-distcp hadoop-tools/hadoop-aws U: 
hadoop-tools |
| Console output | 
https://builds.apache.org/job/PreCommit-HADOOP-Build/15928/console |
| Powered by | Apache Yetus 0.8.0   http://yetus.apache.org |


This message was automatically generated.



> Distcp to add no-rename copy option
> -----------------------------------
>
>                 Key: HADOOP-15281
>                 URL: https://issues.apache.org/jira/browse/HADOOP-15281
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: tools/distcp
>    Affects Versions: 3.0.0
>            Reporter: Steve Loughran
>            Assignee: Andrew Olson
>            Priority: Major
>             Fix For: 3.3.0, 3.2.1, 3.1.3
>
>         Attachments: HADOOP-15281-001.patch, HADOOP-15281-002.patch, 
> HADOOP-15281-003.patch, HADOOP-15281-004.patch, 
> HADOOP-15281-branch-2-001.patch
>
>
> Currently Distcp uploads a file by two strategies
> # append parts
> # copy to temp then rename
> option 2 executes the following sequence in {{promoteTmpToTarget}}
> {code}
>     if ((fs.exists(target) && !fs.delete(target, false))
>         || (!fs.exists(target.getParent()) && !fs.mkdirs(target.getParent()))
>         || !fs.rename(tmpTarget, target)) {
>       throw new IOException("Failed to promote tmp-file:" + tmpTarget
>                               + " to: " + target);
>     }
> {code}
> For any object store, that's a lot of HTTP requests; for S3A you are looking 
> at 12+ requests and an O(data) copy call. 
> This is not a good upload strategy for any store which manifests its output 
> atomically at the end of the write().
> Proposed: add a switch to write directly to the dest path, which can be 
> supplied as either a conf option (distcp.direct.write = true) or a CLI option 
> (-direct).



--
This message was sent by Atlassian JIRA
(v7.6.3#76005)

---------------------------------------------------------------------
To unsubscribe, e-mail: common-issues-unsubscr...@hadoop.apache.org
For additional commands, e-mail: common-issues-h...@hadoop.apache.org

Reply via email to