Doing Full Document Crawl with Elasticsearch in WebCenter Portal is Crashing with Error: java.lang.OutOfMemoryError: Java heap space
(Doc ID 2840731.1)
Last updated on OCTOBER 09, 2023
Applies to:
Oracle WebCenter Portal - Version 12.2.1.4.201126 and laterInformation in this document applies to any platform.
Symptoms
Doing a full document crawl with Elasticsearch in WebCenter Portal crashes on Elasticsearch with OutOfMemory error.
ERROR
The Elasticsearch log shows the following error:
[<DATE-TIME>][INFO ][o.w.s.e.c.AttachmentProcessor] AttachmentProcessor.execute: Starting content crawling for the document:{dDocName=<DOCUMENT_NAME>, fileName=<FILE_NAME>, docUrl=<DOCUMENT_URL>
DATE-TIME>][ERROR][o.e.b.ElasticsearchUncaughtExceptionHandler] [<HOSTNAME>] fatal error in thread [elasticsearch[<HOSTNAME>][index][T#1]], exiting
java.lang.OutOfMemoryError: Java heap space
at java.util.Arrays.copyOfRange(Arrays.java:3664) ~[?:1.8.0_241]
at java.lang.String.<init>(String.java:207) ~[?:1.8.0_241]
at java.lang.StringBuilder.toString(StringBuilder.java:407) ~[?:1.8.0_241]
at com.fasterxml.jackson.core.util.TextBuffer.contentsAsString(TextBuffer.java:356) ~[jackson-core-2.8.1.jar:2.8.1]
at com.fasterxml.jackson.core.json.UTF8StreamJsonParser._finishAndReturnString(UTF8StreamJsonParser.java:2466) ~[jackson-core-2.8.1.jar:2.8.1]
at com.fasterxml.jackson.core.json.UTF8StreamJsonParser.getText(UTF8StreamJsonParser.java:315) ~[jackson-core-2.8.1.jar:2.8.1]
DATE-TIME>][ERROR][o.e.b.ElasticsearchUncaughtExceptionHandler] [<HOSTNAME>] fatal error in thread [elasticsearch[<HOSTNAME>][index][T#1]], exiting
java.lang.OutOfMemoryError: Java heap space
at java.util.Arrays.copyOfRange(Arrays.java:3664) ~[?:1.8.0_241]
at java.lang.String.<init>(String.java:207) ~[?:1.8.0_241]
at java.lang.StringBuilder.toString(StringBuilder.java:407) ~[?:1.8.0_241]
at com.fasterxml.jackson.core.util.TextBuffer.contentsAsString(TextBuffer.java:356) ~[jackson-core-2.8.1.jar:2.8.1]
at com.fasterxml.jackson.core.json.UTF8StreamJsonParser._finishAndReturnString(UTF8StreamJsonParser.java:2466) ~[jackson-core-2.8.1.jar:2.8.1]
at com.fasterxml.jackson.core.json.UTF8StreamJsonParser.getText(UTF8StreamJsonParser.java:315) ~[jackson-core-2.8.1.jar:2.8.1]
STEPS
The issue can be reproduced at will with the following steps:
- Upload many documents to WebCenter portal (e.g.: ~ 500k+ documents).
- Go to Administration > Settings > Tools and Services > Search.
- Start a full documents crawl. Eventually the error will appear in the Elasticsearch log.
Changes
Cause
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In this Document
| Symptoms |
| Changes |
| Cause |
| Solution |