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HDFS >> mail # user >> Re: Namenode automatically going to safemode with 2.1.0-beta


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Krishna Kishore Bonagiri 2013-07-16, 06:43
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Re: Namenode automatically going to safemode with 2.1.0-beta
this is not a bug.

it has been documented.
 On Jul 19, 2013 10:13 PM, "Krishna Kishore Bonagiri" <
[EMAIL PROTECTED]> wrote:

> Hi Harsh,
>
>   I have made my dfs.namenode.name.dir point to a subdirectory of my
> home, and I don't see this issue again. So, is this a bug that we need to
> log into JIRA?
>
> Thanks,
> Kishore
>
>
> On Tue, Jul 16, 2013 at 6:39 AM, Harsh J <[EMAIL PROTECTED]> wrote:
>
>> > 2013-07-12 11:04:26,002 WARN
>> org.apache.hadoop.hdfs.server.namenode.NameNodeResourceChecker: Space
>> available on volume 'null' is 0, which is below the configured reserved
>> amount 104857600
>>
>> This is interesting. Its calling your volume "null", which may be more
>> of a superficial bug.
>>
>> What is your dfs.namenode.name.dir set to? From
>> /tmp/hadoop-dsadm/dfs/name I'd expect you haven't set it up and /tmp
>> is being used off of the out-of-box defaults. Could you try to set it
>> to a specific directory thats not on /tmp?
>>
>> On Mon, Jul 15, 2013 at 2:43 PM, Krishna Kishore Bonagiri
>> <[EMAIL PROTECTED]> wrote:
>> > I don't have it in my hdfs-site.xml, in which case probably the default
>> > value is taken..
>> >
>> >
>> > On Mon, Jul 15, 2013 at 2:29 PM, Azuryy Yu <[EMAIL PROTECTED]> wrote:
>> >>
>> >> please check dfs.datanode.du.reserved in the hdfs-site.xml
>> >>
>> >> On Jul 15, 2013 4:30 PM, "Aditya exalter" <[EMAIL PROTECTED]>
>> wrote:
>> >>>
>> >>> Hi Krishna,
>> >>>
>> >>>    Can you please send screenshots of namenode web UI.
>> >>>
>> >>> Thanks Aditya.
>> >>>
>> >>>
>> >>> On Mon, Jul 15, 2013 at 1:54 PM, Krishna Kishore Bonagiri
>> >>> <[EMAIL PROTECTED]> wrote:
>> >>>>
>> >>>> I have had enough space on the disk that is used, like around 30 Gigs
>> >>>>
>> >>>> Thanks,
>> >>>> Kishore
>> >>>>
>> >>>>
>> >>>> On Mon, Jul 15, 2013 at 1:30 PM, Venkatarami Netla
>> >>>> <[EMAIL PROTECTED]> wrote:
>> >>>>>
>> >>>>> Hi,
>> >>>>> pls see the available space for NN storage directory.
>> >>>>>
>> >>>>> Thanks & Regards
>> >>>>>
>> >>>>> Venkat
>> >>>>>
>> >>>>>
>> >>>>> On Mon, Jul 15, 2013 at 12:14 PM, Krishna Kishore Bonagiri
>> >>>>> <[EMAIL PROTECTED]> wrote:
>> >>>>>>
>> >>>>>> Hi,
>> >>>>>>
>> >>>>>>  I am doing no activity on my single node cluster which is using
>> >>>>>> 2.1.0-beta, and still observed that it has gone to safe mode by
>> itself after
>> >>>>>> a while. I was looking at the name node log and see many of these
>> kinds of
>> >>>>>> entries.. Can anything be interpreted from these?
>> >>>>>>
>> >>>>>> 2013-07-12 09:06:11,256 INFO
>> >>>>>> org.apache.hadoop.hdfs.server.namenode.FSEditLog: Starting log
>> segment at
>> >>>>>> 561
>> >>>>>> 2013-07-12 09:07:11,290 INFO
>> >>>>>> org.apache.hadoop.hdfs.server.namenode.FSNamesystem: Roll Edit Log
>> from
>> >>>>>> 9.70.137.114
>> >>>>>> 2013-07-12 09:07:11,290 INFO
>> >>>>>> org.apache.hadoop.hdfs.server.namenode.FSEditLog: Rolling edit logs
>> >>>>>> 2013-07-12 09:07:11,290 INFO
>> >>>>>> org.apache.hadoop.hdfs.server.namenode.FSEditLog: Ending log
>> segment 561
>> >>>>>> 2013-07-12 09:07:11,291 INFO
>> >>>>>> org.apache.hadoop.hdfs.server.namenode.FSEditLog: Number of
>> transactions: 2
>> >>>>>> Total time for transactions(ms): 1 Number of transactions batched
>> in Syncs:
>> >>>>>> 0 Number of syncs: 2 SyncTimes(ms): 14
>> >>>>>> 2013-07-12 09:07:11,292 INFO
>> >>>>>> org.apache.hadoop.hdfs.server.namenode.FSEditLog: Number of
>> transactions: 2
>> >>>>>> Total time for transactions(ms): 1 Number of transactions batched
>> in Syncs:
>> >>>>>> 0 Number of syncs: 3 SyncTimes(ms): 15
>> >>>>>> 2013-07-12 09:07:11,293 INFO
>> >>>>>> org.apache.hadoop.hdfs.server.namenode.FileJournalManager:
>> Finalizing edits
>> >>>>>> file
>> /tmp/hadoop-dsadm/dfs/name/current/edits_inprogress_0000000000000000561
>> >>>>>> ->
>> >>>>>>
>> /tmp/hadoop-dsadm/dfs/name/current/edits_0000000000000000561-0000000000000000562
>> >>>>>> 2013-07-12 09:07:11,294 INFO
>> >>>>>> org.apache.hadoop.hdfs.server.namenode.FSEditLog: Starting log