Return-Path: X-Original-To: archive-asf-public-internal@cust-asf2.ponee.io Delivered-To: archive-asf-public-internal@cust-asf2.ponee.io Received: from cust-asf.ponee.io (cust-asf.ponee.io [163.172.22.183]) by cust-asf2.ponee.io (Postfix) with ESMTP id AB06B20049D for ; Wed, 9 Aug 2017 15:30:09 +0200 (CEST) Received: by cust-asf.ponee.io (Postfix) id A96D31691B8; Wed, 9 Aug 2017 13:30:09 +0000 (UTC) Delivered-To: archive-asf-public@cust-asf.ponee.io Received: from mail.apache.org (hermes.apache.org [140.211.11.3]) by cust-asf.ponee.io (Postfix) with SMTP id EF0BF1691AA for ; Wed, 9 Aug 2017 15:30:08 +0200 (CEST) Received: (qmail 30136 invoked by uid 500); 9 Aug 2017 13:30:08 -0000 Mailing-List: contact issues-help@ignite.apache.org; run by ezmlm Precedence: bulk List-Help: List-Unsubscribe: List-Post: List-Id: Reply-To: dev@ignite.apache.org Delivered-To: mailing list issues@ignite.apache.org Received: (qmail 30127 invoked by uid 99); 9 Aug 2017 13:30:08 -0000 Received: from pnap-us-west-generic-nat.apache.org (HELO spamd2-us-west.apache.org) (209.188.14.142) by apache.org (qpsmtpd/0.29) with ESMTP; Wed, 09 Aug 2017 13:30:08 +0000 Received: from localhost (localhost [127.0.0.1]) by spamd2-us-west.apache.org (ASF Mail Server at spamd2-us-west.apache.org) with ESMTP id B31181A0BDD for ; Wed, 9 Aug 2017 13:30:07 +0000 (UTC) X-Virus-Scanned: Debian amavisd-new at spamd2-us-west.apache.org X-Spam-Flag: NO X-Spam-Score: -100.002 X-Spam-Level: X-Spam-Status: No, score=-100.002 tagged_above=-999 required=6.31 tests=[RP_MATCHES_RCVD=-0.001, SPF_PASS=-0.001, USER_IN_WHITELIST=-100] autolearn=disabled Received: from mx1-lw-eu.apache.org ([10.40.0.8]) by localhost (spamd2-us-west.apache.org [10.40.0.9]) (amavisd-new, port 10024) with ESMTP id 8cEb-SZ4sEm3 for ; Wed, 9 Aug 2017 13:30:07 +0000 (UTC) Received: from mailrelay1-us-west.apache.org (mailrelay1-us-west.apache.org [209.188.14.139]) by mx1-lw-eu.apache.org (ASF Mail Server at mx1-lw-eu.apache.org) with ESMTP id 5DC5D5F613 for ; Wed, 9 Aug 2017 13:30:01 +0000 (UTC) Received: from jira-lw-us.apache.org (unknown [207.244.88.139]) by mailrelay1-us-west.apache.org (ASF Mail Server at mailrelay1-us-west.apache.org) with ESMTP id 98702E002C for ; Wed, 9 Aug 2017 13:30:00 +0000 (UTC) Received: from jira-lw-us.apache.org (localhost [127.0.0.1]) by jira-lw-us.apache.org (ASF Mail Server at jira-lw-us.apache.org) with ESMTP id 4F80623E7B for ; Wed, 9 Aug 2017 13:30:00 +0000 (UTC) Date: Wed, 9 Aug 2017 13:30:00 +0000 (UTC) From: "Alexey Kuznetsov (JIRA)" To: issues@ignite.apache.org Message-ID: In-Reply-To: References: Subject: [jira] [Created] (IGNITE-6012) Improve GridJettyRestHandler.processRequest() MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit X-JIRA-FingerPrint: 30527f35849b9dde25b450d4833f0394 archived-at: Wed, 09 Aug 2017 13:30:09 -0000 Alexey Kuznetsov created IGNITE-6012: ---------------------------------------- Summary: Improve GridJettyRestHandler.processRequest() Key: IGNITE-6012 URL: https://issues.apache.org/jira/browse/IGNITE-6012 Project: Ignite Issue Type: Improvement Components: rest Affects Versions: 2.1 Reporter: Alexey Kuznetsov Assignee: Alexey Kuznetsov Fix For: 2.2 In case of large result {code} private void processRequest(String act, HttpServletRequest req, HttpServletResponse res) { ... json = jsonMapper.writeValueAsString(cmdRes) .... {code} Will fail with OOME, beacuse jsonMapper.writeValueAsString(cmdRes) internally will create a StringBuilder and will try to allocate large amount of memory. This could be easily fixed by writing object directly to response output stream via. {code} jsonMapper.writeValue(out, cmdRes); {code} -- This message was sent by Atlassian JIRA (v6.4.14#64029)