I'm not sure, may be solr should skip inaccessible directory. Because it is standard rule to place service on separate filesystem. On the other hand it is possible to place solr/home not on the top of mounted fs.
Anyway it would be better if error message was more clearly. 2013/10/9 Erick Erickson <erickerick...@gmail.com>: > What do you think Solr should do in this case? If the > process doesn't have permission to the dir, it can't > write to it. You need to set the permissions, or the > authority of the process that Solr is running as > appropriately. > > Best, > Erick > > On Wed, Oct 9, 2013 at 8:54 AM, Said Chavkin <schav...@gmail.com> wrote: >> Hello. >> >> When in solr/home directory exists directory to which solr do not have >> rights, then solr failed to start with exception: >> >> 2108 [main] INFO org.apache.solr.core.CoresLocator - Looking for core >> definitions underneath /var/lib/solr >> 2109 [main] ERROR org.apache.solr.servlet.SolrDispatchFilter - Could >> not start Solr. Check solr/home property and the logs >> 2138 [main] ERROR org.apache.solr.core.SolrCore - >> null:java.lang.NullPointerException >> at >> org.apache.solr.core.CorePropertiesLocator.discoverUnder(CorePropertiesLocator.java:121) >> at >> org.apache.solr.core.CorePropertiesLocator.discoverUnder(CorePropertiesLocator.java:130) >> at >> org.apache.solr.core.CorePropertiesLocator.discover(CorePropertiesLocator.java:113) >> at org.apache.solr.core.CoreContainer.load(CoreContainer.java:226) >> at >> org.apache.solr.servlet.SolrDispatchFilter.createCoreContainer(SolrDispatchFilter.java:177) >> at >> org.apache.solr.servlet.SolrDispatchFilter.init(SolrDispatchFilter.java:127) >> at >> org.apache.catalina.core.ApplicationFilterConfig.getFilter(ApplicationFilterConfig.java:295) >> at >> org.apache.catalina.core.ApplicationFilterConfig.setFilterDef(ApplicationFilterConfig.java:422) >> at >> org.apache.catalina.core.ApplicationFilterConfig.<init>(ApplicationFilterConfig.java:115) >> at >> org.apache.catalina.core.StandardContext.filterStart(StandardContext.java:3838) >> at org.apache.catalina.core.StandardContext.start(StandardContext.java:4488) >> at >> org.apache.catalina.core.ContainerBase.addChildInternal(ContainerBase.java:791) >> at org.apache.catalina.core.ContainerBase.addChild(ContainerBase.java:771) >> at org.apache.catalina.core.StandardHost.addChild(StandardHost.java:526) >> at >> org.apache.catalina.startup.HostConfig.deployDescriptor(HostConfig.java:637) >> at >> org.apache.catalina.startup.HostConfig.deployDescriptors(HostConfig.java:563) >> at org.apache.catalina.startup.HostConfig.deployApps(HostConfig.java:498) >> at org.apache.catalina.startup.HostConfig.start(HostConfig.java:1277) >> at org.apache.catalina.startup.HostConfig.lifecycleEvent(HostConfig.java:321) >> at >> org.apache.catalina.util.LifecycleSupport.fireLifecycleEvent(LifecycleSupport.java:119) >> at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1053) >> at org.apache.catalina.core.StandardHost.start(StandardHost.java:722) >> at org.apache.catalina.core.ContainerBase.start(ContainerBase.java:1045) >> at org.apache.catalina.core.StandardEngine.start(StandardEngine.java:443) >> at org.apache.catalina.core.StandardService.start(StandardService.java:516) >> at org.apache.catalina.core.StandardServer.start(StandardServer.java:710) >> at org.apache.catalina.startup.Catalina.start(Catalina.java:593) >> at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method) >> at >> sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:57) >> at >> sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43) >> at java.lang.reflect.Method.invoke(Method.java:616) >> at org.apache.catalina.startup.Bootstrap.start(Bootstrap.java:289) >> at org.apache.catalina.startup.Bootstrap.main(Bootstrap.java:414) >> >> 2138 [main] INFO org.apache.solr.servlet.SolrDispatchFilter - >> SolrDispatchFilter.init() done >> >> For example: >> >> solr/home located on /var/lib/solr. >> >> /var/lib/solr is another file system, it has lost+found directory, and >> only root can read from this directory. >> As result solr can't to star. >> It is because discovering directory to which tomcat do not have rights. >> >> Yours faithfully.
