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Posted to notifications@asterixdb.apache.org by "Till (JIRA)" <ji...@apache.org> on 2017/11/14 16:45:00 UTC
[jira] [Created] (ASTERIXDB-2165) OOM in QueryServiceServlet
Till created ASTERIXDB-2165:
-------------------------------
Summary: OOM in QueryServiceServlet
Key: ASTERIXDB-2165
URL: https://issues.apache.org/jira/browse/ASTERIXDB-2165
Project: Apache AsterixDB
Issue Type: Bug
Components: *DB - AsterixDB, API - HTTP API
Reporter: Till
Assignee: Till
The QueryServiceServlet currently materializes the whole response before returning it.
On large responses this can cause an OutOfMemoryError:
{noformat}
java.lang.OutOfMemoryError: null
at java.lang.AbstractStringBuilder.hugeCapacity(AbstractStringBuilder.java:161) ~[?:1.8.0_152]
at java.lang.AbstractStringBuilder.newCapacity(AbstractStringBuilder.java:155) ~[?:1.8.0_152]
at java.lang.AbstractStringBuilder.ensureCapacityInternal(AbstractStringBuilder.java:125) ~[?:1.8.0_152]
at java.lang.AbstractStringBuilder.append(AbstractStringBuilder.java:448) ~[?:1.8.0_152]
at java.lang.StringBuffer.append(StringBuffer.java:270) ~[?:1.8.0_152]
at java.io.StringWriter.write(StringWriter.java:112) ~[?:1.8.0_152]
at java.io.PrintWriter.write(PrintWriter.java:456) ~[?:1.8.0_152]
at java.io.PrintWriter.write(PrintWriter.java:473) ~[?:1.8.0_152]
at java.io.PrintWriter.print(PrintWriter.java:603) ~[?:1.8.0_152]
at org.apache.asterix.app.result.ResultPrinter.displayRecord(ResultPrinter.java:187) ~[asterix-app-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at org.apache.asterix.app.result.ResultPrinter.print(ResultPrinter.java:224) ~[asterix-app-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at org.apache.asterix.api.http.server.ResultUtil.printResults(ResultUtil.java:81) ~[asterix-app-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at org.apache.asterix.api.http.server.NCQueryServiceServlet.executeStatement(NCQueryServiceServlet.java:125) ~[asterix-app-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at org.apache.asterix.api.http.server.QueryServiceServlet.handleRequest(QueryServiceServlet.java:413) ~[asterix-app-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at org.apache.asterix.api.http.server.QueryServiceServlet.post(QueryServiceServlet.java:97) [asterix-app-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at org.apache.hyracks.http.server.AbstractServlet.handle(AbstractServlet.java:91) [hyracks-http-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at com.couchbase.analytics.servlet.AuthenticatedServlet.handle(AuthenticatedServlet.java:67) [cbas-server-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at org.apache.hyracks.http.server.HttpRequestHandler.handle(HttpRequestHandler.java:70) [hyracks-http-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:55) [hyracks-http-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at org.apache.hyracks.http.server.HttpRequestHandler.call(HttpRequestHandler.java:36) [hyracks-http-1.0.0-cbas-dp4.jar:1.0.0-cbas-dp4]
at java.util.concurrent.FutureTask.run(FutureTask.java:266) [?:1.8.0_152]
at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1149) [?:1.8.0_152]
at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:624) [?:1.8.0_152]
at java.lang.Thread.run(Thread.java:748) [?:1.8.0_152]
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