On 12-07-26 07:13 AM, 永井孝幸 wrote: > Hi, I'm testing Matterhorn 1.3.1 + BigBlueButton 0.8. > > I installed Matterhorn on Ubuntu 11.10 according to the procedure here: > http://opencast.jira.com/wiki/display/MH/Install+Source+Linux+(Trunk) > > Launched Matterhorn as service by /etc/init.d script. > > When BigBlueButton ingests recording to Matterhorn, ingest fails as follows: > > java.io.IOException: Cannot run program "ln": java.io.IOException: > error=12, Cannot allocate memory
This means that your system ran out of RAM and swap. Are you using the VMs I build by any chance? They default to 512 MB, which is very much on the small side for a Matterhorn core. Try 2GB at least, 4GB+ being preferable if you want to process multiple jobs at once. G > at java.lang.ProcessBuilder.start(ProcessBuilder.java:475) > at > org.opencastproject.util.FileSupport.createLinkFileProcess(FileSupport.java:523) > at org.opencastproject.util.FileSupport.link(FileSupport.java:433) > at > org.opencastproject.workspace.impl.WorkspaceImpl.put(WorkspaceImpl.java:372) > at > org.opencastproject.ingest.impl.IngestServiceImpl.addContentToRepo(IngestServiceImpl.java:824) > at > org.opencastproject.ingest.impl.IngestServiceImpl.addZippedMediaPackage(IngestServiceImpl.java:310) > at > org.opencastproject.ingest.impl.IngestServiceImpl.addZippedMediaPackage(IngestServiceImpl.java:220) > at > org.opencastproject.ingest.impl.IngestServiceImpl.addZippedMediaPackage(IngestServiceImpl.java:209) > at > org.opencastproject.ingest.scanner.InboxScanner$1.run(InboxScanner.java:145) > at > java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1110) > at > java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:603) > at java.lang.Thread.run(Thread.java:679) > Caused by: java.io.IOException: java.io.IOException: error=12, Cannot > allocate memory > at java.lang.UNIXProcess.<init>(UNIXProcess.java:164) > at java.lang.ProcessImpl.start(ProcessImpl.java:81) > at java.lang.ProcessBuilder.start(ProcessBuilder.java:468) > ... 11 more > > I checked FileSupport.java and found that ProcessBuilder fails to invoke > "ln" command; We should specify "/bin/ln" to invoke "ln". > > I modified the source to specify external commands by absolute path, and > it works fine now. The patch is attached to this mail. > > --- > > Center for Multimedia and Information Technologies, > Kumamoto University, Japan > Takayuki NAGAI([email protected]) > > > > > > > _______________________________________________ > Matterhorn-users mailing list > [email protected] > http://lists.opencastproject.org/mailman/listinfo/matterhorn-users >
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