[ 
https://issues.apache.org/jira/browse/HDDS-284?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16573908#comment-16573908
 ] 

genericqa commented on HDDS-284:
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| (/) *{color:green}+1 overall{color}* |
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|| Vote || Subsystem || Runtime || Comment ||
| {color:blue}0{color} | {color:blue} reexec {color} | {color:blue}  0m 
14s{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 6 new or modified test 
files. {color} |
|| || || || {color:brown} trunk Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
21s{color} | {color:blue} Maven dependency ordering for branch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 29m 
34s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 35m  
8s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
21s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  4m 
14s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 
16m 30s{color} | {color:green} branch has no errors when building and testing 
our client artifacts. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m  
0s{color} | {color:blue} Skipped patched modules with no Java source: 
hadoop-ozone/integration-test {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  5m 
17s{color} | {color:green} trunk passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  3m 
56s{color} | {color:green} trunk passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:blue}0{color} | {color:blue} mvndep {color} | {color:blue}  0m 
23s{color} | {color:blue} Maven dependency ordering for patch {color} |
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green}  3m 
24s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 35m  
8s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} cc {color} | {color:green} 35m  
8s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 35m  
8s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green}  0m 
23s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} mvnsite {color} | {color:green}  4m  
2s{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} 
12m 27s{color} | {color:green} patch has no errors when building and testing 
our client artifacts. {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue}  0m  
0s{color} | {color:blue} Skipped patched modules with no Java source: 
hadoop-ozone/integration-test {color} |
| {color:green}+1{color} | {color:green} findbugs {color} | {color:green}  5m 
10s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green}  3m 
50s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  1m  
3s{color} | {color:green} common in the patch passed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  0m 
45s{color} | {color:green} container-service in the patch passed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  0m 
29s{color} | {color:green} client in the patch passed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  0m 
32s{color} | {color:green} client in the patch passed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  0m 
35s{color} | {color:green} ozone-manager in the patch passed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  0m 
32s{color} | {color:green} objectstore-service in the patch passed. {color} |
| {color:green}+1{color} | {color:green} unit {color} | {color:green}  4m 
13s{color} | {color:green} integration-test in the patch passed. {color} |
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green}  0m 
41s{color} | {color:green} The patch does not generate ASF License warnings. 
{color} |
| {color:black}{color} | {color:black} {color} | {color:black}167m  5s{color} | 
{color:black} {color} |
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|| Subsystem || Report/Notes ||
| Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:ba1ab08 |
| JIRA Issue | HDDS-284 |
| JIRA Patch URL | 
https://issues.apache.org/jira/secure/attachment/12934860/HDDS-284.04.patch |
| Optional Tests |  asflicense  compile  javac  javadoc  mvninstall  mvnsite  
unit  shadedclient  findbugs  checkstyle  cc  xml  |
| uname | Linux 1f4bc4abf984 3.13.0-139-generic #188-Ubuntu SMP Tue Jan 9 
14:43:09 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /testptch/patchprocess/precommit/personality/provided.sh |
| git revision | trunk / 9499df7 |
| maven | version: Apache Maven 3.3.9 |
| Default Java | 1.8.0_171 |
| findbugs | v3.1.0-RC1 |
|  Test Results | 
https://builds.apache.org/job/PreCommit-HDDS-Build/728/testReport/ |
| Max. process+thread count | 2085 (vs. ulimit of 10000) |
| modules | C: hadoop-hdds/common hadoop-hdds/container-service 
hadoop-hdds/client hadoop-ozone/client hadoop-ozone/ozone-manager 
hadoop-ozone/objectstore-service hadoop-ozone/integration-test U: . |
| Console output | 
https://builds.apache.org/job/PreCommit-HDDS-Build/728/console |
| Powered by | Apache Yetus 0.8.0-SNAPSHOT   http://yetus.apache.org |


This message was automatically generated.



> CRC for ChunksData
> ------------------
>
>                 Key: HDDS-284
>                 URL: https://issues.apache.org/jira/browse/HDDS-284
>             Project: Hadoop Distributed Data Store
>          Issue Type: Improvement
>            Reporter: Bharat Viswanadham
>            Assignee: Bharat Viswanadham
>            Priority: Major
>             Fix For: 0.3.0
>
>         Attachments: HDDS-284.00.patch, HDDS-284.01.patch, HDDS-284.02.patch, 
> HDDS-284.03.patch, HDDS-284.04.patch, Interleaving CRC and Error Detection 
> for Containers.pdf
>
>
> This Jira is to add CRC for chunks data.
>  
>  
> Right now a Chunk Info structure looks like this:
>  
> _message ChunkInfo {_
>  _required string chunkName =_ _1__;_
> _required uint64 offset =_ _2__;_
> _required uint64 len =_ _3__;_
> _optional string checksum =_ _4__;_
> _repeated KeyValue metadata =_ _5__;_
> _}_
>  
> _Proposal is to change ChunkInfo structure as below:_
>  
> _message ChunkInfo {_
>  _required string chunkName =_ _1__;_
>  _required uint64 offset =_ _2__;_
>  _required uint64 len =_ _3__;_
>  _optional bytes checksum =_ _4__;_
>  _optional CRCType checksumType =_ _5__;_
>  _optional string legacyMetadata =_ _6__;_
>  _optional string legacyData =_ _7__;_
>  _repeated KeyValue metadata =_ _8__;_
> _}_
>  
> _Instead of changing disk format, we put the checksum, checksumtype and 
> legacy data fields in to chunkInfo._
>  



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