You are viewing a plain text version of this content. The canonical link for it is here.
Posted to issues@hive.apache.org by "Hive QA (Jira)" <ji...@apache.org> on 2020/01/10 13:33:00 UTC
[jira] [Commented] (HIVE-22716) Reading to ByteBuffer is broken in
ParquetFooterInputFromCache
[ https://issues.apache.org/jira/browse/HIVE-22716?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17012869#comment-17012869 ]
Hive QA commented on HIVE-22716:
--------------------------------
| (/) *{color:green}+1 overall{color}* |
\\
\\
|| Vote || Subsystem || Runtime || Comment ||
|| || || || {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:brown} master Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 8m 45s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 6s{color} | {color:green} master passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 39s{color} | {color:green} master passed {color} |
| {color:blue}0{color} | {color:blue} findbugs {color} | {color:blue} 4m 11s{color} | {color:blue} ql in master has 1531 extant Findbugs warnings. {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 1m 6s{color} | {color:green} master passed {color} |
|| || || || {color:brown} Patch Compile Tests {color} ||
| {color:green}+1{color} | {color:green} mvninstall {color} | {color:green} 1m 32s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} compile {color} | {color:green} 1m 7s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javac {color} | {color:green} 1m 7s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} checkstyle {color} | {color:green} 0m 39s{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} findbugs {color} | {color:green} 4m 15s{color} | {color:green} the patch passed {color} |
| {color:green}+1{color} | {color:green} javadoc {color} | {color:green} 0m 59s{color} | {color:green} the patch passed {color} |
|| || || || {color:brown} Other Tests {color} ||
| {color:green}+1{color} | {color:green} asflicense {color} | {color:green} 0m 14s{color} | {color:green} The patch does not generate ASF License warnings. {color} |
| {color:black}{color} | {color:black} {color} | {color:black} 25m 5s{color} | {color:black} {color} |
\\
\\
|| Subsystem || Report/Notes ||
| Optional Tests | asflicense javac javadoc findbugs checkstyle compile |
| uname | Linux hiveptest-server-upstream 3.16.0-4-amd64 #1 SMP Debian 3.16.43-2+deb8u5 (2017-09-19) x86_64 GNU/Linux |
| Build tool | maven |
| Personality | /data/hiveptest/working/yetus_PreCommit-HIVE-Build-20143/dev-support/hive-personality.sh |
| git revision | master / f8e583f |
| Default Java | 1.8.0_111 |
| findbugs | v3.0.1 |
| modules | C: ql U: ql |
| Console output | http://104.198.109.242/logs//PreCommit-HIVE-Build-20143/yetus.txt |
| Powered by | Apache Yetus http://yetus.apache.org |
This message was automatically generated.
> Reading to ByteBuffer is broken in ParquetFooterInputFromCache
> --------------------------------------------------------------
>
> Key: HIVE-22716
> URL: https://issues.apache.org/jira/browse/HIVE-22716
> Project: Hive
> Issue Type: Bug
> Components: llap
> Reporter: Marta Kuczora
> Assignee: Marta Kuczora
> Priority: Major
> Fix For: 4.0.0
>
> Attachments: HIVE-22716.1.patch
>
>
> The ParquetFooterInputFromCache.read(ByteBuffer bb) calls the readInternal method with the result parameter passed as 'len'. The value of the result parameter will always be -1 at this point, and because of this, the readInternal method won't read anything.
> {noformat}
> public int read(ByteBuffer bb) throws IOException {
> // Simple implementation for now - currently Parquet uses heap buffers.
> int result = -1;
> if (bb.hasArray()) {
> result = readInternal(bb.array(), bb.arrayOffset(), result); // The readInternal is called with result=-1
> if (result > 0) {
> bb.position(bb.position() + result);
> }
> } else {
> byte[] b = new byte[bb.remaining()];
> result = readInternal(b, 0, result); // The readInternal is called with result=-1
> bb.put(b, 0, result);
> }
> return result;
> }
> {noformat}
> {noformat}
> public int readInternal(byte[] b, int offset, int len) {
> if (position >= length) return -1;
> int argPos = offset, argEnd = offset + len; // Here argEnd will be -1
> while (argPos < argEnd) { // This condition will never be true, since argEnd=-1
> if (bufferIx == cacheData.length) return (argPos - offset);
> ByteBuffer data = cacheData[bufferIx].getByteBufferDup();
> int toConsume = Math.min(argEnd - argPos, data.remaining() - bufferPos);
> data.position(data.position() + bufferPos);
> data.get(b, argPos, toConsume);
> if (data.remaining() == 0) {
> ++bufferIx;
> bufferPos = 0;
> } else {
> bufferPos += toConsume;
> }
> argPos += toConsume;
> }
> return len;
> }
> {noformat}
> The read(ByteBuffer bb) method wasn't called before, but in the 1.11.0 Parquet version, there were some optimizations (PARQUET-1542), so this method is called now. Because of this bug, the TestMiniLlapCliDriver and TestMiniLlapLocalCliDriver q tests are failing with the new Parquet version.
--
This message was sent by Atlassian Jira
(v8.3.4#803005)