[ https://issues.apache.org/jira/browse/HADOOP-15625?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16721365#comment-16721365 ]
Hadoop QA commented on HADOOP-15625: ------------------------------------ | (x) *{color:red}-1 overall{color}* | \\ \\ || Vote || Subsystem || Runtime || Comment || | {color:blue}0{color} | {color:blue} reexec {color} | {color:blue} 0m 16s{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:green}+1{color} | {color:green} mvninstall {color} | {color:green} 25m 35s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 33s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 22s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 40s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} shadedclient {color} | {color:green} 13m 54s{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} 0m 47s{color} | {color:green} trunk passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 22s{color} | {color:green} trunk passed {color} | || || || || {color:brown} Patch Compile Tests {color} || | {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 0m 36s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} compile {color} | {color:green} 0m 29s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javac {color} | {color:green} 0m 29s{color} | {color:green} the patch passed {color} | | {color:orange}-0{color} | {color:orange} checkstyle {color} | {color:orange} 0m 20s{color} | {color:orange} hadoop-tools/hadoop-aws: The patch generated 1 new + 6 unchanged - 0 fixed = 7 total (was 6) {color} | | {color:green}+1{color} | {color:green} mvnsite {color} | {color:green} 0m 38s{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 2 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} shadedclient {color} | {color:green} 14m 43s{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} 1m 2s{color} | {color:green} the patch passed {color} | | {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 27s{color} | {color:green} the patch passed {color} | || || || || {color:brown} Other Tests {color} || | {color:green}+1{color} | {color:green} unit {color} | {color:green} 4m 32s{color} | {color:green} hadoop-aws in the patch passed. {color} | | {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 32s{color} | {color:green} The patch does not generate ASF License warnings. {color} | | {color:black}{color} | {color:black} {color} | {color:black} 66m 3s{color} | {color:black} {color} | \\ \\ || Subsystem || Report/Notes || | Docker | Client=17.05.0-ce Server=17.05.0-ce Image:yetus/hadoop:8f97d6f | | JIRA Issue | HADOOP-15625 | | JIRA Patch URL | https://issues.apache.org/jira/secure/attachment/12951136/HADOOP-15625-003.patch | | Optional Tests | dupname asflicense compile javac javadoc mvninstall mvnsite unit shadedclient findbugs checkstyle | | uname | Linux 9b4380fed6bc 4.4.0-134-generic #160~14.04.1-Ubuntu SMP Fri Aug 17 11:07:07 UTC 2018 x86_64 x86_64 x86_64 GNU/Linux | | Build tool | maven | | Personality | /testptch/patchprocess/precommit/personality/provided.sh | | git revision | trunk / ca379e1 | | maven | version: Apache Maven 3.3.9 | | Default Java | 1.8.0_181 | | findbugs | v3.1.0-RC1 | | checkstyle | https://builds.apache.org/job/PreCommit-HADOOP-Build/15653/artifact/out/diff-checkstyle-hadoop-tools_hadoop-aws.txt | | whitespace | https://builds.apache.org/job/PreCommit-HADOOP-Build/15653/artifact/out/whitespace-eol.txt | | Test Results | https://builds.apache.org/job/PreCommit-HADOOP-Build/15653/testReport/ | | Max. process+thread count | 340 (vs. ulimit of 10000) | | modules | C: hadoop-tools/hadoop-aws U: hadoop-tools/hadoop-aws | | Console output | https://builds.apache.org/job/PreCommit-HADOOP-Build/15653/console | | Powered by | Apache Yetus 0.8.0 http://yetus.apache.org | This message was automatically generated. > S3A input stream to use etags to detect changed source files > ------------------------------------------------------------ > > Key: HADOOP-15625 > URL: https://issues.apache.org/jira/browse/HADOOP-15625 > Project: Hadoop Common > Issue Type: Sub-task > Components: fs/s3 > Affects Versions: 3.2.0 > Reporter: Brahma Reddy Battula > Assignee: Brahma Reddy Battula > Priority: Major > Attachments: HADOOP-15625-001.patch, HADOOP-15625-002.patch, > HADOOP-15625-003.patch > > > S3A input stream doesn't handle changing source files any better than the > other cloud store connectors. Specifically: it doesn't noticed it has > changed, caches the length from startup, and whenever a seek triggers a new > GET, you may get one of: old data, new data, and even perhaps go from new > data to old data due to eventual consistency. > We can't do anything to stop this, but we could detect changes by > # caching the etag of the first HEAD/GET (we don't get that HEAD on open with > S3Guard, BTW) > # on future GET requests, verify the etag of the response > # raise an IOE if the remote file changed during the read. > It's a more dramatic failure, but it stops changes silently corrupting things. -- 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