[ 
https://issues.apache.org/jira/browse/HBASE-19672?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16306904#comment-16306904
 ] 

Hadoop QA commented on HBASE-19672:
-----------------------------------

| (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 
10s{color} | {color:blue} Docker mode activated. {color} |
|| || || || {color:brown} Prechecks {color} ||
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m  
0s{color} | {color:blue} Findbugs executables are not available. {color} |
| {color:green}+1{color} | {color:green} hbaseanti {color} | {color:green}  0m  
0s{color} | {color:green} Patch does not have any anti-patterns. {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} master Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
13s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  5m 
28s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
15s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 
38s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} shadedjars {color} | {color:green}  6m 
45s{color} | {color:green} branch has no errors when building our shaded 
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
53s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
15s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  5m 
38s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green}  1m 
12s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green}  1m 
12s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  1m 
37s{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} shadedjars {color} | {color:green}  5m 
16s{color} | {color:green} patch has no errors when building our shaded 
downstream artifacts. {color} |
| {color:green}+1{color} | {color:green} hadoopcheck {color} | {color:green} 
21m  8s{color} | {color:green} Patch does not cause any errors with Hadoop 
2.6.5 2.7.4 or 3.0.0. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  0m 
43s{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} hbase-common in the patch passed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green} 95m 
17s{color} | {color:green} hbase-server in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
34s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black}143m 36s{color} | 
{color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hbase:eee3b01 |
| JIRA Issue | HBASE-19672 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12904069/HBASE-19672.master.002.patch
 |
| Optional Tests |  asflicense  javac  javadoc  unit  findbugs  shadedjars  
hadoopcheck  hbaseanti  checkstyle  compile  |
| uname | Linux 2d4709858913 3.13.0-133-generic #182-Ubuntu SMP Tue Sep 19 
15:49:21 UTC 2017 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | 
/home/jenkins/jenkins-slave/workspace/PreCommit-HBASE-Build/component/dev-support/hbase-personality.sh
 |
| git revision | master / 0d0964aa6a |
| maven | version: Apache Maven 3.5.2 
(138edd61fd100ec658bfa2d307c43b76940a5d7d; 2017-10-18T07:58:13Z) |
| Default Java | 1.8.0_151 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HBASE-Build/10805/testReport/ |
| modules | C: hbase-common hbase-server U: . |
| Console output | 
https://builds.apache.org/job/PreCommit-HBASE-Build/10805/console |
| Powered by | Apache Yetus 0.6.0   http://yetus.apache.org |


This message was automatically generated.



> Correct comments for default values of major compaction in 
> SortedCompactionPolicy#getNextMajorCompactTime()
> -----------------------------------------------------------------------------------------------------------
>
>                 Key: HBASE-19672
>                 URL: https://issues.apache.org/jira/browse/HBASE-19672
>             Project: HBase
>          Issue Type: Bug
>            Reporter: Xiang Li
>            Assignee: Xiang Li
>            Priority: Minor
>         Attachments: HBASE-19672.master.000.patch, 
> HBASE-19672.master.001.patch, HBASE-19672.master.002.patch
>
>
> {code:title=hbase-server/src/main/java/org/apache/hadoop/hbase/regionserver/compactions/SortedCompactionPolicy.java|borderStyle=solid}
> public long getNextMajorCompactTime(Collection<HStoreFile> filesToCompact) {
> {
>     // default = 24hrs
>    long period = comConf.getMajorCompactionPeriod();
>     ...
>     // default = 20% = +/- 4.8 hrs
>     double jitterPct = comConf.getMajorCompactionJitter();
>     ...
> }
> {code}
> If I get it correctly, currently, default major compaction period is 7 
> days,and jitter is 0.5, so 3.5 days.
> We could either remove those comments, or add \{@link\} to link to the 
> default value definitions.



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