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https://issues.apache.org/jira/browse/OOZIE-2457?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15152925#comment-15152925
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Hadoop QA commented on OOZIE-2457:
----------------------------------
Testing JIRA OOZIE-2457
Cleaning local git workspace
----------------------------
{color:green}+1 PATCH_APPLIES{color}
{color:green}+1 CLEAN{color}
{color:red}-1 RAW_PATCH_ANALYSIS{color}
. {color:green}+1{color} the patch does not introduce any @author tags
. {color:green}+1{color} the patch does not introduce any tabs
. {color:red}-1{color} the patch contains 2 line(s) with trailing spaces
. {color:green}+1{color} the patch does not introduce any line longer than
132
. {color:red}-1{color} the patch does not add/modify any testcase
{color:green}+1 RAT{color}
. {color:green}+1{color} the patch does not seem to introduce new RAT
warnings
{color:green}+1 JAVADOC{color}
. {color:green}+1{color} the patch does not seem to introduce new Javadoc
warnings
{color:green}+1 COMPILE{color}
. {color:green}+1{color} HEAD compiles
. {color:green}+1{color} patch compiles
. {color:green}+1{color} the patch does not seem to introduce new javac
warnings
{color:green}+1 BACKWARDS_COMPATIBILITY{color}
. {color:green}+1{color} the patch does not change any JPA
Entity/Colum/Basic/Lob/Transient annotations
. {color:green}+1{color} the patch does not modify JPA files
{color:red}-1 TESTS{color}
. Tests run: 1761
. Tests failed: 2
. Tests errors: 2
. The patch failed the following testcases:
. testForNoDuplicates(org.apache.oozie.event.TestEventGeneration)
. testSamplers(org.apache.oozie.util.TestMetricsInstrumentation)
{color:green}+1 DISTRO{color}
. {color:green}+1{color} distro tarball builds with the patch
----------------------------
{color:red}*-1 Overall result, please check the reported -1(s)*{color}
The full output of the test-patch run is available at
. https://builds.apache.org/job/oozie-trunk-precommit-build/2748/
> Oozie log parsing regex consume more than 90% cpu
> -------------------------------------------------
>
> Key: OOZIE-2457
> URL: https://issues.apache.org/jira/browse/OOZIE-2457
> Project: Oozie
> Issue Type: Bug
> Reporter: Satish Subhashrao Saley
> Assignee: Satish Subhashrao Saley
> Priority: Minor
> Attachments: OOZIE-2457-1.patch
>
>
> http-0.0.0.0-4080-26 TID=62215 STATE=RUNNABLE CPU_TIME=1992 (92.59%)
> USER_TIME=1990 (92.46%) Allocted: 269156584
> java.util.regex.Pattern$Curly.match0(Pattern.java:4170)
> java.util.regex.Pattern$Curly.match(Pattern.java:4132)
> java.util.regex.Pattern$GroupHead.match(Pattern.java:4556)
> java.util.regex.Matcher.match(Matcher.java:1221)
> java.util.regex.Matcher.matches(Matcher.java:559)
> org.apache.oozie.util.XLogFilter.matches(XLogFilter.java:136)
>
> org.apache.oozie.util.TimestampedMessageParser.parseNextLine(TimestampedMessageParser.java:145)
>
> org.apache.oozie.util.TimestampedMessageParser.increment(TimestampedMessageParser.java:92)
> Regex
> {code}
> (.* USER\[[^\]]*\] GROUP\[[^\]]*\] TOKEN\[[^\]]*\] APP\[[^\]]*\]
> JOB\[0000000-150625114739728-oozie-puru-W\] ACTION\[[^\]]*\] .*)
> {code}
> For single line parsing we use two regex.
> 1.
> {code}
> public ArrayList<String> splitLogMessage(String logLine) {
> Matcher splitter = SPLITTER_PATTERN.matcher(logLine);
> if (splitter.matches()) {
> ArrayList<String> logParts = new ArrayList<String>();
> logParts.add(splitter.group(1));// timestamp
> logParts.add(splitter.group(2));// log level
> logParts.add(splitter.group(3));// Log Message
> return logParts;
> }
> else {
> return null;
> }
> }
> {code}
> 2.
> {code}
> public boolean matches(ArrayList<String> logParts) {
> if (getStartDate() != null) {
> if (logParts.get(0).substring(0,
> 19).compareTo(getFormattedStartDate()) < 0) {
> return false;
> }
> }
> String logLevel = logParts.get(1);
> String logMessage = logParts.get(2);
> if (this.logLevels == null ||
> this.logLevels.containsKey(logLevel.toUpperCase())) {
> Matcher logMatcher = filterPattern.matcher(logMessage);
> return logMatcher.matches();
> }
> else {
> return false;
> }
> }
> {code}
> Also there is repetitive parsing for same log message in
> {code}
> private String parseTimestamp(String line) {
> String timestamp = null;
> ArrayList<String> logParts = filter.splitLogMessage(line);
> if (logParts != null) {
> timestamp = logParts.get(0);
> }
> return timestamp;
> }
> {code}
> where the {{line}} has already parsed using regex and we already know the
> {{logParts}} if any.
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