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</o:shapelayout></xml><![endif]--></head><body lang=ES link=blue vlink=purple><div class=WordSection1><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Excuse me for the triple post, but I wanted to link another recent post with good info, in the same thread from Stephan Hartmann:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><a href="http://permalink.gmane.org/gmane.comp.cms.opencms.devel/38170">http://permalink.gmane.org/gmane.comp.cms.opencms.devel/38170</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>If all this does relate with the setup at hand, and none has anything to add, I’d take it as official for me: Either OCEE or static export.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Thanks.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>De:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> opencms-dev-bounces@opencms.org [mailto:opencms-dev-bounces@opencms.org] <b>En nombre de </b>Jose Ignacio Yarza<br><b>Enviado el:</b> miércoles, 11 de septiembre de 2013 11:22<br><b>Para:</b> 'The OpenCms mailing list'<br><b>Asunto:</b> Re: [opencms-dev] 3xOpenCMS sharing one Database, yes or no ?<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Excerpt from here:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><a href="http://comments.gmane.org/gmane.comp.cms.opencms.devel/38158">http://comments.gmane.org/gmane.comp.cms.opencms.devel/38158</a><o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Achim Westermann wrote this a month ago:<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>“</span><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>(…)My current company spent again<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>and again and again and again and again efforts to circumvent buying<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>ocee. We set up cronjobs to delete static export files on slave servers<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>(which costs additional performance), I - as a former OpenCms developer<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>with some insight on the internals - coded a jsp to flush the caches on<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>the slave instances. And on a weekly turn someone passes by to let me<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>request that special jsp to have the cache flushed. And then they tried<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>to deactivate the OpenCms cache and ran into performance issues. Putting<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>an external cache in front of a clustered OpenCms will even get you<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>deeper into the mud.<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>And then some editor did forget or not know (as they were new to our<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>company) that an OpenCms cluster slave will not know about changes<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>witout ocee. Did not contact me and had troubles because changes were<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>not propagated. And again and again and again and again and again and<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>again I keep on manually flushing the cache on the slave cluster servers<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>if some editor knew that we had this "cluster - issue".<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>Sum up: Those 3500 bucks spent on ocee cluster... we already lost a lot<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>more of money to circumvent buying that. And we will never achieve a<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>better solution because Alkacon did work on that for many years and<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>constantly is fixing bugs concerning ocee cluster. This is not a fanboi<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>advertisement. It's just my opinion: You will never save money by trying<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>to implement your own OpenCms cluster. The only thing you will achieve<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>is to increase your level of maintenance and time to web.<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>In case you don't know what problems will arise when running OpenCms in<o:p></o:p></span></i></p><p class=MsoNormal><i><span lang=EN-US style='font-size:10.0pt;font-family:"Courier New"'>a cluster without ocee feel free to answer.<o:p></o:p></span></i></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>“<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>What Achim says, which I can completely identify with, would be aligned with the official word?<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'>Thanks<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US style='color:#1F497D'><o:p> </o:p></span></p><div><div style='border:none;border-top:solid #B5C4DF 1.0pt;padding:3.0pt 0cm 0cm 0cm'><p class=MsoNormal><b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'>De:</span></b><span style='font-size:10.0pt;font-family:"Tahoma","sans-serif"'> <a href="mailto:opencms-dev-bounces@opencms.org">opencms-dev-bounces@opencms.org</a> [<a href="mailto:opencms-dev-bounces@opencms.org">mailto:opencms-dev-bounces@opencms.org</a>] <b>En nombre de </b>Jose Ignacio Yarza<br><b>Enviado el:</b> miércoles, 11 de septiembre de 2013 11:13<br><b>Para:</b> 'The OpenCms mailing list'<br><b>Asunto:</b> [opencms-dev] 3xOpenCMS sharing one Database, yes or no ?<o:p></o:p></span></p></div></div><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><span lang=EN-US>Hi List,<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>This is an important issue that I would like to share with and if possible get from you some valuable and informed feedback.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>We have setup in a production environment <b>three opencms (8.5) instances</b> over three independent JBoss (not clustered), sharing one <b>same Oracle</b> (11g) database. There is an Apache web server balancig between the three JBoss instances. This environment is read-only, there is not content management concurrency, only dynamic page generation for a website.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>The issue is that there is a <b>performance degradation</b> that does not happen in our other single-instance environments, which are setup in the standard way (named development and test).<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I know about the potential problems with the data access parts managed inside the three JBoss instances, where we'd find three different connection pools, Solr indexes not in sync, flex cache,...<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><b><span lang=EN-US>Question</span></b><span lang=EN-US>: So, Is it an affordable task to tune up this setup and make it work fine? Do we need OCEE? Is the pain worth it being a read only environment? Wouldn't be a much better solution, in this read-only scenario, using static export altogether? <o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US>I know this is a recurrent matter, and have read good information but also some divagation about it. I have my own opinion (go static), but it seems not enough for politicians, that’s why I am asking here. Any official advice on the overall idea is also very welcome. Thank you for your suggestions.<o:p></o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal><span lang=EN-US><o:p> </o:p></span></p><p class=MsoNormal>Jose Ignacio Yarza<o:p></o:p></p><p class=MsoNormal>Open Sistemas<o:p></o:p></p><p class=MsoNormal>Tel: 649 157 537<o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p><p class=MsoNormal><img border=0 width=267 height=133 id="Imagen_x0020_1" src="cid:image001.jpg@01CEAEE2.BD3B11D0" alt="logo_open"><o:p></o:p></p><p class=MsoNormal><o:p> </o:p></p></div></body></html>