BUG: Too many open fiels

[atarkowska]

With the latest changes in ​https://github.com/ximenesuk/openmicroscopy/commits/fslite-stage2-cls rendering thumbnail failed.

2012-04-10 15:53:54,067 INFO  [             ome.io.nio.FilePathResolver] (l.Server-8) Metadata only file, resulting path: /OMERO/ManagedRepository/omero-x/cls-image-gallery/CLS Buildings/University Campus/DU-WTB-26.11.08-040.JPG
2012-04-10 15:53:54,070 ERROR [         ome.io.bioformats.BfPixelBuffer] (l.Server-8) Failed to instantiate BfPixelsWrapper with /OMERO/ManagedRepository/omero-x/cls-image-gallery/CLS Buildings/University Campus/DU-WTB-26.11.08-040.JPG
2012-04-10 15:53:54,070 ERROR [                ome.io.nio.PixelsService] (l.Server-8) Error instantiating pixel buffer: /OMERO/ManagedRepository/omero-x/cls-image-gallery/CLS Buildings/University Campus/DU-WTB-26.11.08-040.JPG
java.lang.RuntimeException: java.io.FileNotFoundException: /OMERO/ManagedRepository/omero-x/cls-image-gallery/CLS Buildings/University Campus/DU-WTB-26.11.08-040.JPG (Too many open files)
	at ome.io.bioformats.BfPixelBuffer.reader(BfPixelBuffer.java:76)
	at ome.io.bioformats.BfPixelBuffer.setSeries(BfPixelBuffer.java:103)
	at ome.io.nio.PixelsService.createBfPixelBuffer(PixelsService.java:670)
	at ome.io.nio.PixelsService.getPixelBuffer(PixelsService.java:470)
	at ome.services.ThumbnailBean.load(ThumbnailBean.java:343)
	at ome.services.ThumbnailBean.errorIfInvalidState(ThumbnailBean.java:695)
	at ome.services.ThumbnailBean.createScaledImage(ThumbnailBean.java:565)
	at ome.services.ThumbnailBean.retrieveThumbnailDirect(ThumbnailBean.java:1122)
	at ome.services.ThumbnailBean._getThumbnailByLongestSideDirect(ThumbnailBean.java:1166)
	at ome.services.ThumbnailBean.getThumbnailByLongestSideDirect(ThumbnailBean.java:1182)
	at sun.reflect.GeneratedMethodAccessor667.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
	at ome.security.basic.EventHandler.invoke(EventHandler.java:165)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at ome.tools.hibernate.SessionHandler.doStateful(SessionHandler.java:182)
	at ome.tools.hibernate.SessionHandler.invoke(SessionHandler.java:166)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at org.springframework.transaction.interceptor.TransactionInterceptor.invoke(TransactionInterceptor.java:108)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at ome.tools.hibernate.ProxyCleanupFilter$Interceptor.invoke(ProxyCleanupFilter.java:231)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at ome.services.util.ServiceHandler.invoke(ServiceHandler.java:116)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
	at $Proxy86.getThumbnailByLongestSideDirect(Unknown Source)
	at sun.reflect.GeneratedMethodAccessor667.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
	at ome.security.basic.BasicSecurityWiring.invoke(BasicSecurityWiring.java:98)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at ome.services.blitz.fire.AopContextInitializer.invoke(AopContextInitializer.java:43)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
	at $Proxy86.getThumbnailByLongestSideDirect(Unknown Source)
	at sun.reflect.GeneratedMethodAccessor747.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at ome.services.blitz.util.IceMethodInvoker.invoke(IceMethodInvoker.java:179)
	at ome.services.throttling.Callback.run(Callback.java:56)
	at ome.services.throttling.InThreadThrottlingStrategy.callInvokerOnRawArgs(InThreadThrottlingStrategy.java:56)
	at ome.services.blitz.impl.AbstractAmdServant.callInvokerOnRawArgs(AbstractAmdServant.java:137)
	at ome.services.blitz.impl.ThumbnailStoreI.getThumbnailByLongestSideDirect_async(ThumbnailStoreI.java:80)
	at sun.reflect.GeneratedMethodAccessor746.invoke(Unknown Source)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:25)
	at java.lang.reflect.Method.invoke(Method.java:597)
	at org.springframework.aop.support.AopUtils.invokeJoinpointUsingReflection(AopUtils.java:307)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.invokeJoinpoint(ReflectiveMethodInvocation.java:183)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:150)
	at omero.cmd.CallContext.invoke(CallContext.java:59)
	at org.springframework.aop.framework.ReflectiveMethodInvocation.proceed(ReflectiveMethodInvocation.java:172)
	at org.springframework.aop.framework.JdkDynamicAopProxy.invoke(JdkDynamicAopProxy.java:202)
	at $Proxy87.getThumbnailByLongestSideDirect_async(Unknown Source)
	at omero.api._ThumbnailStoreTie.getThumbnailByLongestSideDirect_async(_ThumbnailStoreTie.java:134)
	at omero.api._ThumbnailStoreDisp.___getThumbnailByLongestSideDirect(_ThumbnailStoreDisp.java:405)
	at omero.api._ThumbnailStoreDisp.__dispatch(_ThumbnailStoreDisp.java:676)
	at IceInternal.Incoming.invoke(Incoming.java:159)
	at Ice.ConnectionI.invokeAll(ConnectionI.java:2037)
	at Ice.ConnectionI.message(ConnectionI.java:972)
	at IceInternal.ThreadPool.run(ThreadPool.java:577)
	at IceInternal.ThreadPool.access$100(ThreadPool.java:12)
	at IceInternal.ThreadPool$EventHandlerThread.run(ThreadPool.java:971)
Caused by: java.io.FileNotFoundException: /OMERO/ManagedRepository/omero-x/cls-image-gallery/CLS Buildings/University Campus/DU-WTB-26.11.08-040.JPG (Too many open files)
	at java.io.RandomAccessFile.open(Native Method)
	at java.io.RandomAccessFile.<init>(RandomAccessFile.java:216)
	at loci.common.NIOFileHandle.<init>(NIOFileHandle.java:114)
	at loci.common.NIOFileHandle.<init>(NIOFileHandle.java:125)
	at loci.common.NIOFileHandle.<init>(NIOFileHandle.java:134)
	at loci.common.Location.getHandle(Location.java:284)
	at loci.common.Location.getHandle(Location.java:255)
	at loci.formats.ImageReader.getReader(ImageReader.java:163)
	at loci.formats.ImageReader.setId(ImageReader.java:682)
	at loci.formats.ReaderWrapper.setId(ReaderWrapper.java:492)
	at loci.formats.ChannelFiller.setId(ChannelFiller.java:249)
	at loci.formats.ReaderWrapper.setId(ReaderWrapper.java:492)
	at loci.formats.ChannelSeparator.setId(ChannelSeparator.java:257)
	at ome.io.bioformats.BfPixelsWrapper.<init>(BfPixelsWrapper.java:53)
	at ome.io.bioformats.BfPixelBuffer.reader(BfPixelBuffer.java:68)
	... 67 more

[cblackburn]

See #8447