it is run as a MR job On Thu, May 22, 2014 at 8:54 AM, Jean-Marc Spaggiari < jean-m...@spaggiari.org> wrote:
> Is it correctly kicking the MR job? Or is it running local only? If former, > then it's perfect! > > > > 2014-05-21 20:51 GMT-04:00 ch huang <justlo...@gmail.com>: > > > i use this command ,it works fine > > > > # hbase org.apache.hadoop.hbase.mapreduce.RowCounter dsp_cookie_mapping > > > > > > On Thu, May 22, 2014 at 8:44 AM, ch huang <justlo...@gmail.com> wrote: > > > > > # sudo -u hbase hadoop jar /usr/lib/hbase/hbase.jar rowcounter > > > -Dmapred.map.tasks.speculative.execution=false > > > -Dhbase.client.scanner.caching=100 dsp_cookie_mapping > > > Exception in thread "main" java.lang.NoClassDefFoundError: > > > org/apache/hadoop/mapreduce/Job > > > at java.lang.Class.getDeclaredMethods0(Native Method) > > > at java.lang.Class.privateGetDeclaredMethods(Class.java:2531) > > > at java.lang.Class.getMethod0(Class.java:2774) > > > at java.lang.Class.getMethod(Class.java:1663) > > > at > > > > > > org.apache.hadoop.util.ProgramDriver$ProgramDescription.<init>(ProgramDriver.java:60) > > > at > > > org.apache.hadoop.util.ProgramDriver.addClass(ProgramDriver.java:103) > > > at > org.apache.hadoop.hbase.mapreduce.Driver.main(Driver.java:36) > > > 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:606) > > > at org.apache.hadoop.util.RunJar.main(RunJar.java:208) > > > Caused by: java.lang.ClassNotFoundException: > > > org.apache.hadoop.mapreduce.Job > > > at java.net.URLClassLoader$1.run(URLClassLoader.java:366) > > > at java.net.URLClassLoader$1.run(URLClassLoader.java:355) > > > at java.security.AccessController.doPrivileged(Native Method) > > > at java.net.URLClassLoader.findClass(URLClassLoader.java:354) > > > at java.lang.ClassLoader.loadClass(ClassLoader.java:425) > > > at > sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:308) > > > at java.lang.ClassLoader.loadClass(ClassLoader.java:358) > > > ... 12 more > > > # rpm -qa|grep hbase > > > hbase-regionserver-0.94.6+132-1.cdh4.4.0.p0.17.el6.x86_64 > > > hbase-0.94.6+132-1.cdh4.4.0.p0.17.el6.x86_64 > > > > > > > > > > > > On Wed, May 21, 2014 at 7:18 PM, Jean-Marc Spaggiari < > > > jean-m...@spaggiari.org> wrote: > > > > > >> You can use the MR method: > > >> > > >> hadoop jar /home/hbase/hbase-0.94.3/hbase-0.94.19.jar rowcounter > > >> -Dmapred.map.tasks.speculative.execution=false > > >> -Dhbase.client.scanner.caching=100 work_proposed > > >> > > >> JM > > >> > > >> > > >> 2014-05-21 7:07 GMT-04:00 ch huang <justlo...@gmail.com>: > > >> > > >> > hi,maillist: > > >> > i use count 'table' in hbase shell,but it very slow,how > > can i > > >> > get rows of a table quickly? > > >> > > > >> > > > > > > > > >
