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Getting frequently OUT OF MEMORY ERROR ON JBOSS SOA SERVER
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created by <a href="https://community.jboss.org/people/bhadre198307">bhadre Gowda</a> in <i>Performance Tuning</i> - <a href="https://community.jboss.org/message/722676#722676">View the full discussion</a>
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<div class="jive-rendered-content"><p>Hi All,</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>We are facing frequent OOM issue in Production SOA server instances.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>we have configured the JVM arug like below Is this the correct configuration or else any thing we need to add avoid frequent OOM error.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>/usr/java/latest/bin/java -Dprogram.name=run.sh -server -Xms4096m -Xmx4096m -XX:PermSize=256m -XX:MaxPermSize=512m </p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Below restarting the server i have taken the Heap history.</p><p>Heap Configuration:</p><p>   MinHeapFreeRatio = 40</p><p>   MaxHeapFreeRatio = 70</p><p>   MaxHeapSize      = 4294967296 (4096.0MB)</p><p>   NewSize          = 1310720 (1.25MB)</p><p>   MaxNewSize       = 17592186044415 MB</p><p>   OldSize          = 5439488 (5.1875MB)</p><p>   NewRatio         = 2</p><p>   SurvivorRatio    = 8</p><p>   PermSize         = 268435456 (256.0MB)</p><p>   MaxPermSize      = 536870912 (512.0MB)</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Heap Usage:</p><p>PS Young Generation</p><p>Eden Space:</p><p>   capacity = 1139474432 (1086.6875MB)</p><p>   used     = 1134005864 (1081.472267150879MB)</p><p>   free     = 5468568 (5.215232849121094MB)</p><p>   99.52007979763077% used</p><p>From Space:</p><p>   capacity = 38797312 (37.0MB)</p><p>   used     = 0 (0.0MB)</p><p>   free     = 38797312 (37.0MB)</p><p>   0.0% used</p><p>To Space:</p><p>   capacity = 159252480 (151.875MB)</p><p>   used     = 0 (0.0MB)</p><p>   free     = 159252480 (151.875MB)</p><p>   0.0% used</p><p>PS Old Generation</p><p>   capacity = 2863333376 (2730.6875MB)</p><p>   used     = 2863333296 (2730.6874237060547MB)</p><p>   free     = 80 (7.62939453125E-5MB)</p><p>   99.99999720605359% used</p><p>PS Perm Generation</p><p>   capacity = 268697600 (256.25MB)</p><p>   used     = 197767376 (188.6056671142578MB)</p><p>   free     = 70930224 (67.64433288574219MB)</p><p>   73.60221155678353% used</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>I suspect some generation ration configuration is worng, Could you please correct me if am wrong.</p><p style="min-height: 8pt; height: 8pt; padding: 0px;"> </p><p>Regards,</p><p>Bhadre Gowda</p></div>
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