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<td class="page-title-pattern-first-line " style="padding: 0; border-collapse: collapse; font-family: Arial, sans-serif; font-size: 14px; padding-top: 10px"> <a href="https://hibernate.atlassian.net/browse/HHH?atlOrigin=eyJpIjoiYTMxNzQ0N2QyOWU0NDI5Mjg3M2U4MTAwYzQxMjM2Y2IiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Hibernate ORM</a> / <a href="https://hibernate.atlassian.net/browse/HHH-13979?atlOrigin=eyJpIjoiYTMxNzQ0N2QyOWU0NDI5Mjg3M2U4MTAwYzQxMjM2Y2IiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none"><img src="cid:jira-generated-image-avatar-619e7fae-c11e-479a-b3e7-6f27947e4e80" height="16" width="16" border="0" align="absmiddle" alt="Bug" style="vertical-align: text-bottom"></a> <a href="https://hibernate.atlassian.net/browse/HHH-13979?atlOrigin=eyJpIjoiYTMxNzQ0N2QyOWU0NDI5Mjg3M2U4MTAwYzQxMjM2Y2IiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">HHH-13979</a> </td>
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<td style="vertical-align: top;; padding: 0; border-collapse: collapse; padding-right: 5px; font-size: 20px; line-height: 30px; mso-line-height-rule: exactly" class="page-title-pattern-header-container"> <span class="page-title-pattern-header" style="font-family: Arial, sans-serif; padding: 0; font-size: 20px; line-height: 30px; mso-text-raise: 2px; mso-line-height-rule: exactly; vertical-align: middle"> <a href="https://hibernate.atlassian.net/browse/HHH-13979?atlOrigin=eyJpIjoiYTMxNzQ0N2QyOWU0NDI5Mjg3M2U4MTAwYzQxMjM2Y2IiLCJwIjoiaiJ9" style="color: #3b73af; text-decoration: none">Performance with JCache/EhCache v3 is three times slower than with old ehcache</a> </span> </td>
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<th style="color: #707070; font: normal 14px/20px Arial, sans-serif; text-align: left; vertical-align: top; padding: 2px 0">Change By:</th>
<td style="padding: 0; border-collapse: collapse; font: normal 14px/20px Arial, sans-serif; padding: 2px 0 2px 5px; vertical-align: top"> <a class="user-hover" rel="roytmana" style="color:#6c797f;; color: #3b73af; text-decoration: none" id="email_roytmana" href="https://hibernate.atlassian.net/secure/ViewProfile.jspa?accountId=557058%3Aaf412e6c-7e3f-4cbf-8528-13cb0b843224"> Alex Roytman </a> </td>
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<td class="text-paragraph-pattern-container mobile-resize-text " style="padding: 0; border-collapse: collapse; padding: 0 0 10px"> <span class="diffcontext">We migrated from Hibernate 4.3.8 to 5.4.14 and migrated from old ehcache 2 to jcache with ehcache 3 based secondary cache. we noticed application being terrible slow. A simple test of bulk reading our entities and iterating over their collections showed following:<br><br>with no secondary caching - 10 sec<br>with old ehcache provider - 13 sec<br>with new jcache/ehcache 3 - 32 sec<br>with Apache JCS - 28 sec<br><br>Hibernate is 5.4.14, EhCache 3.8.1<br>my default cache config is consistent for both. in case of jcache it is<br><br>{code:xml}<config<br> xmlns:xsi='http://www.w3.org/2001/XMLSchema-instance'<br> xmlns='http://www.ehcache.org/v3'<br> xmlns:jsr107='http://www.ehcache.org/v3/jsr107'<br> xsi:schemaLocation="<br> http://www.ehcache.org/v3 http://www.ehcache.org/schema/ehcache-core-3.8.xsd<br> http://www.ehcache.org/v3/jsr107 http://www.ehcache.org/schema/ehcache-107-ext-3.8.xsd"><br><br> <service><br> <jsr107:defaults default-template="defaultCache" enable-management="false"</span> <span class="diffaddedchars" style="background-color:#ddfade;"> <br></span> <span class="diffcontext"> enable-statistics="false"><br> </jsr107:defaults><br> </service><br><br> <cache-template name="defaultCache"><br> <expiry><br> <ttl unit="minutes">60</ttl><br> </expiry><br> <heap unit="entries">20000</heap><br> </cache-template><br><br> <cache alias="default-query-results-region"><br> <expiry><br> <ttl unit="minutes">30</ttl><br> </expiry><br> <heap unit="entries">200</heap><br> </cache><br><br> <cache alias="default-update-timestamps-region"><br> <expiry><br> <ttl unit="minutes">600</ttl><br> </expiry><br> <heap unit="entries">50000</heap><br> </cache><br></config>{code}<br><br>I would appreciate any input<br>Thank you,<br>Alex</span> </td>
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