85 lines
2.9 KiB
Java
85 lines
2.9 KiB
Java
/*
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* Copyright (c) 2015, 2018, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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/*
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* Results of running the JstatGcTool ("jstat -gcnew <pid>")
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*
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* Output example:
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* S0C S1C S0U S1U TT MTT DSS EC EU YGC YGCT
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* 0.0 7168.0 0.0 7168.0 15 15 3584.0 62464.0 5120.0 27 0.340
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* Output description:
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* S0C Current survivor space 0 capacity (KB).
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* S1C Current survivor space 1 capacity (KB).
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* S0U Survivor space 0 utilization (KB).
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* S1U Survivor space 1 utilization (KB).
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* TT Tenuring threshold.
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* MTT Maximum tenuring threshold.
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* DSS Desired survivor size (KB).
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* EC Current eden space capacity (KB).
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* EU Eden space utilization (KB).
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* YGC Number of young generation GC events.
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* YGCT Young generation garbage collection time.
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*/
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package utils;
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import common.ToolResults;
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public class JstatGcNewResults extends JstatResults {
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public JstatGcNewResults(ToolResults rawResults) {
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super(rawResults);
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}
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/**
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* Checks the overall consistency of the results reported by the tool
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*/
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@Override
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public void assertConsistency() {
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assertThat(getExitCode() == 0, "Unexpected exit code: " + getExitCode());
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float S0C = getFloatValue("S0C");
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float S0U = getFloatValue("S0U");
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assertThat(S0U <= S0C, "S0U > S0C (utilization > capacity)");
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float S1C = getFloatValue("S1C");
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float S1U = getFloatValue("S1U");
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assertThat(S1U <= S1C, "S1U > S1C (utilization > capacity)");
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float EC = getFloatValue("EC");
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float EU = getFloatValue("EU");
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assertThat(EU <= EC, "EU > EC (utilization > capacity)");
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int YGC = getIntValue("YGC");
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float YGCT = getFloatValue("YGCT");
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int TT = getIntValue("TT");
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int MTT = getIntValue("MTT");
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assertThat(TT <= MTT, "TT > MTT (tenuring threshold > maximum tenuring threshold)");
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}
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}
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