https://community.cloudera.com/t5/Archives-of-Support-Questions/how-many-ldap-servers-for-hadoop-authentication/m-p/114548#M38543 <P><A rel="user" href="https://community.cloudera.com/users/1486/smanjee.html" nodeid="1486">@Sunile Manjee</A></P><P>Have you seen this article for tuning: <A target="_blank" href="https://community.hortonworks.com/articles/38591/hadoop-and-ldap-usage-load-patterns-and-tuning.html">https://community.hortonworks.com/articles/38591/hadoop-and-ldap-usage-load-patterns-and-tuning.html</A></P><P>This article provides good background on the performance scaling of LDAP: <A target="_blank" href="http://researchweb.watson.ibm.com/people/d/dverma/papers/sigmetrics2001.pdf">http://researchweb.watson.ibm.com/people/d/dverma/papers/sigmetrics2001.pdf</A></P> Tue, 23 Aug 2016 01:55:41 GMT myoung 2016-08-23T01:55:41Z https://community.cloudera.com/t5/Archives-of-Support-Questions/how-many-ldap-servers-for-hadoop-authentication/m-p/114547#M38542 <P>Does anyone have insights into how many ldap servers would be required for 100s of jobs? the cluster is kerberized and uses ldap authentication. Right now I have 1 LDAP server setup. When do I scale to multi ldap servers? Asking this to avoid bottlenecks if ldap server is being pounded. </P> Mon, 22 Aug 2016 22:56:17 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/how-many-ldap-servers-for-hadoop-authentication/m-p/114547#M38542 sunile_manjee 2016-08-22T22:56:17Z https://community.cloudera.com/t5/Archives-of-Support-Questions/how-many-ldap-servers-for-hadoop-authentication/m-p/114548#M38543 <P><A rel="user" href="https://community.cloudera.com/users/1486/smanjee.html" nodeid="1486">@Sunile Manjee</A></P><P>Have you seen this article for tuning: <A target="_blank" href="https://community.hortonworks.com/articles/38591/hadoop-and-ldap-usage-load-patterns-and-tuning.html">https://community.hortonworks.com/articles/38591/hadoop-and-ldap-usage-load-patterns-and-tuning.html</A></P><P>This article provides good background on the performance scaling of LDAP: <A target="_blank" href="http://researchweb.watson.ibm.com/people/d/dverma/papers/sigmetrics2001.pdf">http://researchweb.watson.ibm.com/people/d/dverma/papers/sigmetrics2001.pdf</A></P> Tue, 23 Aug 2016 01:55:41 GMT https://community.cloudera.com/t5/Archives-of-Support-Questions/how-many-ldap-servers-for-hadoop-authentication/m-p/114548#M38543 myoung 2016-08-23T01:55:41Z