hadoop-mapreduce-user mailing list archives

Site index · List index
Message view « Date » · « Thread »
Top « Date » · « Thread »
From Varun Kumar <varun....@gmail.com>
Subject Re: Hadoop 2.6.0 - No DataNode to stop
Date Mon, 02 Mar 2015 04:28:09 GMT
1.Stop the service

2.Change the permissions for log and pid directory once again to hdfs.

3.Start service with hdfs.

This will resolve the issue

On Sun, Mar 1, 2015 at 6:40 PM, Daniel Klinger <dk@web-computing.de> wrote:

> Thanks for your answer.
>
>
>
> I put the FQDN of the DataNodes in the slaves file on each node (one FQDN
> per line). Here’s the full DataNode log after the start (the log of the
> other DataNode is exactly the same):
>
>
>
> 2015-03-02 00:29:41,841 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: registered UNIX signal
> handlers for [TERM, HUP, INT]
>
> 2015-03-02 00:29:42,207 INFO
> org.apache.hadoop.metrics2.impl.MetricsConfig: loaded properties from
> hadoop-metrics2.properties
>
> 2015-03-02 00:29:42,312 INFO
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl: Scheduled snapshot
> period at 10 second(s).
>
> 2015-03-02 00:29:42,313 INFO
> org.apache.hadoop.metrics2.impl.MetricsSystemImpl: DataNode metrics system
> started
>
> 2015-03-02 00:29:42,319 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Configured hostname is
> hadoop.klinger.local
>
> 2015-03-02 00:29:42,327 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Starting DataNode with
> maxLockedMemory = 0
>
> 2015-03-02 00:29:42,350 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Opened streaming server at
> /0.0.0.0:50010
>
> 2015-03-02 00:29:42,357 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Balancing bandwith is
> 1048576 bytes/s
>
> 2015-03-02 00:29:42,358 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Number threads for
> balancing is 5
>
> 2015-03-02 00:29:42,458 INFO org.mortbay.log: Logging to
> org.slf4j.impl.Log4jLoggerAdapter(org.mortbay.log) via
> org.mortbay.log.Slf4jLog
>
> 2015-03-02 00:29:42,462 INFO org.apache.hadoop.http.HttpRequestLog: Http
> request log for http.requests.datanode is not defined
>
> 2015-03-02 00:29:42,474 INFO org.apache.hadoop.http.HttpServer2: Added
> global filter 'safety'
> (class=org.apache.hadoop.http.HttpServer2$QuotingInputFilter)
>
> 2015-03-02 00:29:42,476 INFO org.apache.hadoop.http.HttpServer2: Added
> filter static_user_filter
> (class=org.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter) to
> context datanode
>
> 2015-03-02 00:29:42,476 INFO org.apache.hadoop.http.HttpServer2: Added
> filter static_user_filter
> (class=org.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter) to
> context logs
>
> 2015-03-02 00:29:42,476 INFO org.apache.hadoop.http.HttpServer2: Added
> filter static_user_filter
> (class=org.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter) to
> context static
>
> 2015-03-02 00:29:42,494 INFO org.apache.hadoop.http.HttpServer2:
> addJerseyResourcePackage:
> packageName=org.apache.hadoop.hdfs.server.datanode.web.resources;org.apache.hadoop.hdfs.web.resources,
> pathSpec=/webhdfs/v1/*
>
> 2015-03-02 00:29:42,499 INFO org.mortbay.log: jetty-6.1.26
>
> 2015-03-02 00:29:42,555 WARN org.mortbay.log: Can't reuse
> /tmp/Jetty_0_0_0_0_50075_datanode____hwtdwq, using
> /tmp/Jetty_0_0_0_0_50075_datanode____hwtdwq_3168831075162569402
>
> 2015-03-02 00:29:43,205 INFO org.mortbay.log: Started HttpServer2$
> SelectChannelConnectorWithSafeStartup@0.0.0.0:50075
>
> 2015-03-02 00:29:43,635 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: dnUserName = hdfs
>
> 2015-03-02 00:29:43,635 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: supergroup = supergroup
>
> 2015-03-02 00:29:43,802 INFO org.apache.hadoop.ipc.CallQueueManager: Using
> callQueue class java.util.concurrent.LinkedBlockingQueue
>
> 2015-03-02 00:29:43,823 INFO org.apache.hadoop.ipc.Server: Starting Socket
> Reader #1 for port 50020
>
> 2015-03-02 00:29:43,875 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Opened IPC server at /
> 0.0.0.0:50020
>
> 2015-03-02 00:29:43,913 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Refresh request received
> for nameservices: null
>
> 2015-03-02 00:29:43,953 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Starting BPOfferServices
> for nameservices: <default>
>
> 2015-03-02 00:29:43,973 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Block pool <registering>
> (Datanode Uuid unassigned) service to hadoop.klinger.local/10.0.1.148:8020
> starting to offer service
>
> 2015-03-02 00:29:43,981 INFO org.apache.hadoop.ipc.Server: IPC Server
> Responder: starting
>
> 2015-03-02 00:29:43,982 INFO org.apache.hadoop.ipc.Server: IPC Server
> listener on 50020: starting
>
> 2015-03-02 00:29:44,620 INFO org.apache.hadoop.hdfs.server.common.Storage:
> DataNode version: -56 and NameNode layout version: -60
>
> 2015-03-02 00:29:44,641 INFO org.apache.hadoop.hdfs.server.common.Storage:
> Lock on /cluster/storage/datanode/in_use.lock acquired by nodename
> 1660@hadoop.klinger.local
>
> 2015-03-02 00:29:44,822 INFO org.apache.hadoop.hdfs.server.common.Storage:
> Analyzing storage directories for bpid BP-158097147-10.0.1.148-1424966425688
>
> 2015-03-02 00:29:44,822 INFO org.apache.hadoop.hdfs.server.common.Storage:
> Locking is disabled
>
> 2015-03-02 00:29:44,825 INFO org.apache.hadoop.hdfs.server.common.Storage:
> Restored 0 block files from trash.
>
> 2015-03-02 00:29:44,829 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Setting up storage:
> nsid=330980018;bpid=BP-158097147-10.0.1.148-1424966425688;lv=-56;nsInfo=lv=-60;cid=CID-a2c81934-b3ce-44aa-b920-436ee2f0d5a7;nsid=330980018;c=0;bpid=BP-158097147-10.0.1.148-1424966425688;dnuuid=a3b6c890-41ca-4bde-855c-015c67e6e0df
>
> 2015-03-02 00:29:44,996 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl: Added
> new volume: /cluster/storage/datanode/current
>
> 2015-03-02 00:29:44,998 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl: Added
> volume - /cluster/storage/datanode/current, StorageType: DISK
>
> 2015-03-02 00:29:45,035 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl:
> Registered FSDatasetState MBean
>
> 2015-03-02 00:29:45,057 INFO
> org.apache.hadoop.hdfs.server.datanode.DirectoryScanner: Periodic Directory
> Tree Verification scan starting at 1425265856057 with interval 21600000
>
> 2015-03-02 00:29:45,064 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl: Adding
> block pool BP-158097147-10.0.1.148-1424966425688
>
> 2015-03-02 00:29:45,071 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl:
> Scanning block pool BP-158097147-10.0.1.148-1424966425688 on volume
> /cluster/storage/datanode/current...
>
> 2015-03-02 00:29:45,128 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl: Time
> taken to scan block pool BP-158097147-10.0.1.148-1424966425688 on
> /cluster/storage/datanode/current: 56ms
>
> 2015-03-02 00:29:45,128 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl: Total
> time to scan all replicas for block pool
> BP-158097147-10.0.1.148-1424966425688: 64ms
>
> 2015-03-02 00:29:45,128 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl: Adding
> replicas to map for block pool BP-158097147-10.0.1.148-1424966425688 on
> volume /cluster/storage/datanode/current...
>
> 2015-03-02 00:29:45,129 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl: Time
> to add replicas to map for block pool BP-158097147-10.0.1.148-1424966425688
> on volume /cluster/storage/datanode/current: 0ms
>
> 2015-03-02 00:29:45,134 INFO
> org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.FsDatasetImpl: Total
> time to add all replicas to map: 5ms
>
> 2015-03-02 00:29:45,138 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Block pool
> BP-158097147-10.0.1.148-1424966425688 (Datanode Uuid null) service to
> hadoop.klinger.local/10.0.1.148:8020 beginning handshake with NN
>
> 2015-03-02 00:29:45,316 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Block pool Block pool
> BP-158097147-10.0.1.148-1424966425688 (Datanode Uuid null) service to
> hadoop.klinger.local/10.0.1.148:8020 successfully registered with NN
>
> 2015-03-02 00:29:45,316 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: For namenode
> hadoop.klinger.local/10.0.1.148:8020 using DELETEREPORT_INTERVAL of
> 300000 msec  BLOCKREPORT_INTERVAL of 21600000msec CACHEREPORT_INTERVAL of
> 10000msec Initial delay: 0msec; heartBeatInterval=3000
>
> 2015-03-02 00:29:45,751 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Namenode Block pool
> BP-158097147-10.0.1.148-1424966425688 (Datanode Uuid
> a3b6c890-41ca-4bde-855c-015c67e6e0df) service to hadoop.klinger.local/
> 10.0.1.148:8020 trying to claim ACTIVE state with txid=24
>
> 2015-03-02 00:29:45,751 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Acknowledging ACTIVE
> Namenode Block pool BP-158097147-10.0.1.148-1424966425688 (Datanode Uuid
> a3b6c890-41ca-4bde-855c-015c67e6e0df) service to hadoop.klinger.local/
> 10.0.1.148:8020
>
> 2015-03-02 00:29:45,883 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Sent 1 blockreports 0
> blocks total. Took 4 msec to generate and 126 msecs for RPC and NN
> processing.  Got back commands
> org.apache.hadoop.hdfs.server.protocol.FinalizeCommand@3d528774
>
> 2015-03-02 00:29:45,883 INFO
> org.apache.hadoop.hdfs.server.datanode.DataNode: Got finalize command for
> block pool BP-158097147-10.0.1.148-1424966425688
>
> 2015-03-02 00:29:45,891 INFO org.apache.hadoop.util.GSet: Computing
> capacity for map BlockMap
>
> 2015-03-02 00:29:45,891 INFO org.apache.hadoop.util.GSet: VM type       =
> 64-bit
>
> 2015-03-02 00:29:45,893 INFO org.apache.hadoop.util.GSet: 0.5% max memory
> 966.7 MB = 4.8 MB
>
> 2015-03-02 00:29:45,893 INFO org.apache.hadoop.util.GSet: capacity      =
> 2^19 = 524288 entries
>
> 2015-03-02 00:29:45,894 INFO
> org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceScanner: Periodic
> Block Verification Scanner initialized with interval 504 hours for block
> pool BP-158097147-10.0.1.148-1424966425688
>
> 2015-03-02 00:29:45,900 INFO
> org.apache.hadoop.hdfs.server.datanode.DataBlockScanner: Added
> bpid=BP-158097147-10.0.1.148-1424966425688 to blockPoolScannerMap, new
> size=1
>
>
>
>
>
> Dfsadmin –report (called as user hdfs on NameNode) generated following
> output. It looks like both DataNodes are available:
>
>
>
> Configured Capacity: 985465716736 (917.79 GB)
>
> Present Capacity: 929892360192 (866.03 GB)
>
> DFS Remaining: 929892302848 (866.03 GB)
>
> DFS Used: 57344 (56 KB)
>
> DFS Used%: 0.00%
>
> Under replicated blocks: 0
>
> Blocks with corrupt replicas: 0
>
> Missing blocks: 0
>
>
>
> -------------------------------------------------
>
> Live datanodes (2):
>
>
>
> Name: 10.0.1.148:50010 (hadoop.klinger.local)
>
> Hostname: hadoop.klinger.local
>
> Decommission Status : Normal
>
> Configured Capacity: 492732858368 (458.89 GB)
>
> DFS Used: 28672 (28 KB)
>
> Non DFS Used: 27942051840 (26.02 GB)
>
> DFS Remaining: 464790777856 (432.87 GB)
>
> DFS Used%: 0.00%
>
> DFS Remaining%: 94.33%
>
> Configured Cache Capacity: 0 (0 B)
>
> Cache Used: 0 (0 B)
>
> Cache Remaining: 0 (0 B)
>
> Cache Used%: 100.00%
>
> Cache Remaining%: 0.00%
>
> Xceivers: 1
>
> Last contact: Mon Mar 02 00:38:00 CET 2015
>
>
>
>
>
> Name: 10.0.1.89:50010 (hadoop-data.klinger.local)
>
> Hostname: hadoop-data.klinger.local
>
> Decommission Status : Normal
>
> Configured Capacity: 492732858368 (458.89 GB)
>
> DFS Used: 28672 (28 KB)
>
> Non DFS Used: 27631304704 (25.73 GB)
>
> DFS Remaining: 465101524992 (433.16 GB)
>
> DFS Used%: 0.00%
>
> DFS Remaining%: 94.39%
>
> Configured Cache Capacity: 0 (0 B)
>
> Cache Used: 0 (0 B)
>
> Cache Remaining: 0 (0 B)
>
> Cache Used%: 100.00%
>
> Cache Remaining%: 0.00%
>
> Xceivers: 1
>
> Last contact: Mon Mar 02 00:37:59 CET 2015
>
>
>
> Any further thoughts?
>
>
>
> Greets
>
> DK
>
> *Von:* Ulul [mailto:hadoop@ulul.org]
> *Gesendet:* Sonntag, 1. März 2015 13:12
>
> *An:* user@hadoop.apache.org
> *Betreff:* Re: Hadoop 2.6.0 - No DataNode to stop
>
>
>
> Hi
>
> Did you check your slaves file is correct ?
> That the datanode process is actually running ?
> Did you check its log file ?
> That the datanode is available ? (dfsadmin -report, through the WUI)
>
> We need more detail
>
> Ulul
>
> Le 28/02/2015 22:05, Daniel Klinger a écrit :
>
> Thanks but i know how to kill a process in Linux. But this didn’t answer the question
why the command say no Datanode to stop instead of stopping the Datanode:
>
>
>
> $HADOOP_PREFIX/sbin/hadoop-daemon.sh --config $HADOOP_CONF_DIR --script hdfs stop datanode
>
>
>
>
>
>
>
>
>
> *Von:* Surbhi Gupta [mailto:surbhi.gupta01@gmail.com
> <surbhi.gupta01@gmail.com>]
> *Gesendet:* Samstag, 28. Februar 2015 20:16
> *An:* user@hadoop.apache.org
> *Betreff:* Re: Hadoop 2.6.0 - No DataNode to stop
>
>
>
> Issue jps and get the process id or
> Try to get the process id of datanode.
>
> Issue ps-fu userid of the user through which datanode is running.
>
> Then kill the process using kill -9
>
> On 28 Feb 2015 09:38, "Daniel Klinger" <dk@web-computing.de> wrote:
>
> Hello,
>
>
>
> I used a lot of Hadoop-Distributions. Now I’m trying to install a pure
> Hadoop on a little „cluster“ for testing (2 CentOS-VMs: 1 Name+DataNode 1
> DataNode). I followed the instructions on the Documentation site:
> http://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-common/ClusterSetup.html
> .
>
>
>
> I’m starting the Cluster like it is described in the Chapter „Operating
> the Hadoop Cluster“(with different users). The starting process works
> great. The PID-Files are created in /var/run and u can see that Folders and
> Files are created in the Data- and NameNode folders. I’m getting no errors
> in the log-files.
>
>
>
> When I try to stop the cluster all Services are stopped (NameNode,
> ResourceManager etc.). But when I stop the DataNodes I’m getting the
> message: „No DataNode to stop“. The PID-File and the in_use.lock-File are
> still there and if I try to start the DataNode again I’m getting the error
> that the Process is already running. When I stop the DataNode as hdfs
> instead of root the PID and in_use-File are removed but I’m still getting
> the message: „No DataNode to stop“
>
>
>
> What I’m doing wrong?
>
>
>
> Greets
>
> dk
>
>
>



-- 
Regards,
Varun Kumar.P

Mime
View raw message