-Djava.net.preferIPv4Stack=true ? Does that still work?
On Tue, Jul 31, 2012 at 6:24 PM, Ryan Rawson <[email protected]> wrote: > Hi all, > > Something has changed in how OSX and java handles IPv6, and now you > will get a log like: > > 2012-07-31 18:21:39,824 INFO org.apache.hadoop.hbase.master.HMaster: > Server active/primary master; 0:0:0:0:0:0:0:0%0, > 59736,1343784093521, sessionid=0x138dfc604160000, cluster-up flag was=false > 2012-07-31 18:21:39,832 INFO > org.apache.hadoop.hbase.regionserver.MemStoreFlusher: > globalMemStoreLimit=397.6m, global > MemStoreLimitLowMark=347.9m, maxHeap=994.1m > 2012-07-31 18:21:39,847 FATAL org.apache.hadoop.hbase.master.HMaster: > Master server abort: loaded coprocessors are: [ > ] > 2012-07-31 18:21:39,847 INFO > org.apache.hadoop.hbase.regionserver.HRegionServer: Runs every 16mins, > 40sec > 2012-07-31 18:21:39,848 FATAL org.apache.hadoop.hbase.master.HMaster: > Unhandled exception. Starting shutdown. > java.util.UnknownFormatConversionException: Conversion = '0' > at java.util.Formatter.checkText(Formatter.java:2503) > at java.util.Formatter.parse(Formatter.java:2467) > at java.util.Formatter.format(Formatter.java:2414) > at java.util.Formatter.format(Formatter.java:2367) > at java.lang.String.format(String.java:2769) > at > com.google.common.util.concurrent.ThreadFactoryBuilder.setNameFormat(ThreadFactoryBuilder.java:68) > at > org.apache.hadoop.hbase.executor.ExecutorService$Executor.<init>(ExecutorService.java:299) > at > org.apache.hadoop.hbase.executor.ExecutorService.startExecutorService(ExecutorService.java:185) > at > org.apache.hadoop.hbase.executor.ExecutorService.startExecutorService(ExecutorService.java:227) > at > org.apache.hadoop.hbase.master.HMaster.startServiceThreads(HMaster.java:821) > at > org.apache.hadoop.hbase.master.HMaster.finishInitialization(HMaster.java:507) > at org.apache.hadoop.hbase.master.HMaster.run(HMaster.java:344) > at > org.apache.hadoop.hbase.master.HMasterCommandLine$LocalHMaster.run(HMasterCommandLine.java:220) > at java.lang.Thread.run(Thread.java:680) > 2012-07-31 18:21:39,908 INFO org.apache.hadoop.hbase.master.HMaster: Aborting > > As you can see, the hostname is now "0:0:0:0:0:0:0:0%0". The code > uses this as the prefix to a string, then that string is passed into a > formatter. Hence it is confused by %0, and aborts in a weird place > causing the entire thing to crash n burn. > > As I see it there are several solutions: > - s/%/_/ for the hostname at some point > - attempt not to use ipv6 > > the latter seems hacky though, surely someone would want to support ipv6? -- Best regards, - Andy Problems worthy of attack prove their worth by hitting back. - Piet Hein (via Tom White)
