You wrote:
I meant I started Drill from Linux user “drill”. Do you mean that you logged in as user "drill" and started the drillbit? Can you run: ps -ef | grep Drillbit Thanks. --Robert ________________________________ From: Takeo Ogawara <[email protected]> Sent: Wednesday, September 13, 2017 10:57 PM To: [email protected] Subject: Re: Query Error on PCAP over MapR FS I don’t specify the user name in sqlline command. I meant I started Drill from Linux user “drill”. [drill@node21 ~]$ ./apache-drill-1.11.0/bin/sqlline -u jdbc:drill:zk=node21:5181,node22:5181,node23:5181/drill/cluster3-drillbits apache drill 1.11.0 "the only truly happy people are children, the creative minority and drill users" 0: jdbc:drill:zk=node21:5181,node22:5181,node> use dfs; +-------+----------------------------------+ | ok | summary | +-------+----------------------------------+ | true | Default schema changed to [dfs] | +-------+----------------------------------+ 1 row selected (0.811 seconds) 0: jdbc:drill:zk=node21:5181,node22:5181,node> select * from `x.pcap`; Error: DATA_READ ERROR: /x.pcap (No such file or directory) File name: /x.pcap Fragment 0:0 [Error Id: d6c1191a-ff79-4c39-96d3-0ae9e0be3ae9 on node25:31010] (state=,code=0) 0: jdbc:drill:zk=node21:5181,node22:5181,node> show files in `x.pcap`; +---------+--------------+---------+---------+--------+--------+--------------+------------------------+-------------------------+ | name | isDirectory | isFile | length | owner | group | permissions | accessTime | modificationTime | +---------+--------------+---------+---------+--------+--------+--------------+------------------------+-------------------------+ | x.pcap | false | true | 6083 | root | root | rw-r--r-- | 2017-09-13 16:14:52.0 | 2017-09-13 16:14:52.24 | +---------+--------------+---------+---------+--------+--------+--------------+------------------------+-------------------------+ 1 row selected (0.241 seconds) Drillbits config is as follows. drill.exec: { cluster-id: "cluster3-drillbits", zk.connect: "node21:5181,node22:5181,node23:5181” } Storage plugin has config for PCAP. "pcap": { "type": "pcap" }, Is it better to access via NFS to MapR FS? I can access file:///mapr/cluster3/x.pcap in Drill sqlline. Thank you. > 2017/09/14 14:27、Robert Hou <[email protected]>のメール: > > You wrote: > > I”Æm running drill as user ”°drill”±. > > > How are you invoking sqllline? Are you specifying a user "drill"? > > > You should be able to query the file with two steps: > > > 1) use mfs; > > > this invokes the plugin > > > 2) select * from `x.pcap`; > > > Since x.pcap is in the root directory, you don't need to reference mfs again > > > > Thanks. > > --Robert > > ________________________________ > From: Takeo Ogawara <[email protected]> > Sent: Wednesday, September 13, 2017 9:17 PM > To: user > Subject: Re: Query Error on PCAP over MapR FS > > I used storage plugin named ”°mfs”± with ”°maprfs:///”°. > I modified plugin name from ”°mfs”± to ”°dfs”± and tested a query, but the > result was the same (No such file). > > "Hadoop fs -ls / " can find x.pcap > [drill@node21 log]$ hadoop fs -ls / | grep x.pcap > -rw-r--r-- 3 root root 6083 2017-09-13 16:14 /x.pcap > > Show files in drill > 0: jdbc:drill:drillbit=localhost> show files in dfs.`x.pcap`; > +---------+--------------+---------+---------+--------+--------+--------------+------------------------+-------------------------+ > | name | isDirectory | isFile | length | owner | group | permissions > | accessTime | modificationTime | > +---------+--------------+---------+---------+--------+--------+--------------+------------------------+-------------------------+ > | x.pcap | false | true | 6083 | root | root | rw-r--r-- > | 2017-09-13 16:14:52.0 | 2017-09-13 16:14:52.24 | > +---------+--------------+---------+---------+--------+--------+--------------+------------------------+-------------------------+ > 1 row selected (0.328 seconds) > > I”Æm running drill as user ”°drill”±. > Is there something wrong with file permissions? > > >> For your testing you can just use the default root volume, but with MapR-FS >> it is a good idea to create volumes for different data/use cases and then >> mount these volumes on MapR-FS. >> This allows for benefits like topology, quota & security management; also >> ease of use for enterprise features like mirroring, snapshots, etc in the >> future to name a few. >> https://maprdocs.mapr.com/home/AdministratorGuide/c_managing_data_with_volumes.html > Managing Data with > Volumes<https://maprdocs.mapr.com/home/AdministratorGuide/c_managing_data_with_volumes.html> > maprdocs.mapr.com > MapR provides volumes as a way to organize data and manage cluster > performance. A volume is a logical unit that allows you to apply policies to > a set of files, directories, and sub-volumes. A ... > > > > > Thank you for the information. > I”Æll separate the volume for PCAP from other services. > > Thank you. > >> 2017/09/13 23:48”¢Andries Engelbrecht <[email protected]>¤Ī„į©`„ė: >> >> Drill is not seeing the file in the location you pointed it. >> >> What did you name the storage plugin? >> The default is normally dfs for the distributed filesystem. >> >> Also did you place the file in the root directory of the dfs? >> What do you get back if you run Hadoop fs ØCls / >> >> For your testing you can just use the default root volume, but with MapR-FS >> it is a good idea to create volumes for different data/use cases and then >> mount these volumes on MapR-FS. >> This allows for benefits like topology, quota & security management; also >> ease of use for enterprise features like mirroring, snapshots, etc in the >> future to name a few. >> https://maprdocs.mapr.com/home/AdministratorGuide/c_managing_data_with_volumes.html > Managing Data with > Volumes<https://maprdocs.mapr.com/home/AdministratorGuide/c_managing_data_with_volumes.html> > maprdocs.mapr.com > MapR provides volumes as a way to organize data and manage cluster > performance. A volume is a logical unit that allows you to apply policies to > a set of files, directories, and sub-volumes. A ... > > > >> >> >> --Andries >> >> >> On 9/13/17, 12:38 AM, "Takeo Ogawara" <[email protected]> wrote: >> >> Hi, >> >> I modified storage config like this. >> >> "type": "file", >> "enabled": true, >> "connection": "maprfs:///", >> "config": null, >> "workspaces": { >> "root": { >> "location": "/", >> "writable": false, >> "defaultInputFormat": null >> } >> } >> >> But query like ”°select * from mfs.`x.pcap`”± failed. >> Is there any other configuration I should modify? >> >> This is drillbit.log and it seems java.io.FileInputStream is going to open >> MapR FS file path. >> >> Thank you. >> >> 2017-09-13 16:20:06,123 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.c.s.persistence.ScanResult - loading 9 classes for >> org.apache.drill.exec.store.dfs.FormatPlugin took 0ms >> 2017-09-13 16:20:06,124 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.c.s.persistence.ScanResult - loading 10 classes for >> org.apache.drill.common.logical.FormatPluginConfig took 0ms >> 2017-09-13 16:20:06,124 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.c.s.persistence.ScanResult - loading 10 classes for >> org.apache.drill.common.logical.FormatPluginConfig took 0ms >> 2017-09-13 16:20:06,125 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.c.s.persistence.ScanResult - loading 10 classes for >> org.apache.drill.common.logical.FormatPluginConfig took 0ms >> 2017-09-13 16:20:06,145 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.c.s.persistence.ScanResult - loading 9 classes for >> org.apache.drill.exec.store.dfs.FormatPlugin took 0ms >> 2017-09-13 16:20:06,145 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.c.s.persistence.ScanResult - loading 10 classes for >> org.apache.drill.common.logical.FormatPluginConfig took 0ms >> 2017-09-13 16:20:06,146 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.c.s.persistence.ScanResult - loading 10 classes for >> org.apache.drill.common.logical.FormatPluginConfig took 0ms >> 2017-09-13 16:20:06,170 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.exec.store.dfs.FileSelection - FileSelection.getStatuses() took >> 0 ms, numFiles: 1 >> 2017-09-13 16:20:06,170 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.exec.store.dfs.FileSelection - FileSelection.getStatuses() took >> 0 ms, numFiles: 1 >> 2017-09-13 16:20:06,178 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.exec.store.dfs.FileSelection - FileSelection.getStatuses() took >> 0 ms, numFiles: 1 >> 2017-09-13 16:20:06,179 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.e.s.schedule.BlockMapBuilder - Get block maps: Executed 1 out of >> 1 using 1 threads. Time: 0ms total, 0.847323ms avg, 0ms max. >> 2017-09-13 16:20:06,179 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:foreman] >> INFO o.a.d.e.s.schedule.BlockMapBuilder - Get block maps: Executed 1 out of >> 1 using 1 threads. Earliest start: 1.522000 ¦Ģs, Latest start: 1.522000 ¦Ģs, >> Average start: 1.522000 ¦Ģs . >> 2017-09-13 16:20:06,199 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:frag:0:0] >> INFO o.a.d.e.store.pcap.PcapRecordReader - User Error Occurred: /x.pcap (No >> such file or directory) (/x.pcap (No such file or directory)) >> org.apache.drill.common.exceptions.UserException: DATA_READ ERROR: /x.pcap >> (No such file or directory) >> >> File name: /x.pcap >> >> [Error Id: 48be766a-8706-407f-8dff-eb563271a4a3 ] >> at >> org.apache.drill.common.exceptions.UserException$Builder.build(UserException.java:550) >> ~[drill-common-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.store.pcap.PcapRecordReader.setup(PcapRecordReader.java:109) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.physical.impl.ScanBatch.<init>(ScanBatch.java:104) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.store.dfs.easy.EasyFormatPlugin.getReaderBatch(EasyFormatPlugin.java:166) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.store.dfs.easy.EasyReaderBatchCreator.getBatch(EasyReaderBatchCreator.java:35) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.store.dfs.easy.EasyReaderBatchCreator.getBatch(EasyReaderBatchCreator.java:28) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch(ImplCreator.java:156) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.physical.impl.ImplCreator.getChildren(ImplCreator.java:179) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.physical.impl.ImplCreator.getRecordBatch(ImplCreator.java:136) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.physical.impl.ImplCreator.getChildren(ImplCreator.java:179) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.physical.impl.ImplCreator.getRootExec(ImplCreator.java:109) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.physical.impl.ImplCreator.getExec(ImplCreator.java:87) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.exec.work.fragment.FragmentExecutor.run(FragmentExecutor.java:207) >> [drill-java-exec-1.11.0.jar:1.11.0] >> at >> org.apache.drill.common.SelfCleaningRunnable.run(SelfCleaningRunnable.java:38) >> [drill-common-1.11.0.jar:1.11.0] >> at >> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145) >> [na:1.7.0_141] >> at >> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615) >> [na:1.7.0_141] >> at java.lang.Thread.run(Thread.java:748) [na:1.7.0_141] >> Caused by: java.io.FileNotFoundException: /x.pcap (No such file or >> directory) >> at java.io.FileInputStream.open(Native Method) ~[na:1.7.0_141] >> at java.io.FileInputStream.<init>(FileInputStream.java:146) >> ~[na:1.7.0_141] >> at java.io.FileInputStream.<init>(FileInputStream.java:101) >> ~[na:1.7.0_141] >> at >> org.apache.drill.exec.store.pcap.PcapRecordReader.setup(PcapRecordReader.java:103) >> [drill-java-exec-1.11.0.jar:1.11.0] >> ... 15 common frames omitted >> 2017-09-13 16:20:06,199 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:frag:0:0] >> INFO o.a.d.e.w.fragment.FragmentExecutor - >> 264723d8-bcba-6330-c9be-1c9c95dd2aa6:0:0: State change requested >> AWAITING_ALLOCATION --> FAILED >> 2017-09-13 16:20:06,200 [264723d8-bcba-6330-c9be-1c9c95dd2aa6:frag:0:0] >> INFO o.a.d.e.w.fragment.FragmentExecutor - >> 264723d8-bcba-6330-c9be-1c9c95dd2aa6:0:0: State change requested FAILED --> >> FINISHED >> 2017-09-13 16:20:06,213 [BitServer-4] WARN >> o.a.drill.exec.work.foreman.Foreman - Dropping request to move to COMPLETED >> state as query is already at FAILED state (which is terminal). >> 2017-09-13 16:20:06,214 [BitServer-4] WARN >> o.a.d.e.w.b.ControlMessageHandler - Dropping request to cancel fragment. >> 264723d8-bcba-6330-c9be-1c9c95dd2aa6:0:0 does not exist. >> >> ”Ŗ >> >> 97 @Override >> 98 public void setup(final OperatorContext context, final OutputMutator >> output) throws ExecutionSetupException { >> 99 try { >> 100 >> 101 this.output = output; >> 102 this.buffer = new byte[100000]; >> 103 this.in = new FileInputStream(inputPath); >> 104 this.decoder = new PacketDecoder(in); >> 105 this.validBytes = in.read(buffer); >> 106 this.projectedCols = getProjectedColsIfItNull(); >> 107 setColumns(projectedColumns); >> 108 } catch (IOException io) { >> 109 throw UserException.dataReadError(io) >> 110 .addContext("File name:", inputPath) >> 111 .build(logger); >> 112 } >> 113 } >> >> >>> 2017/09/11 23:16”¢Andries Engelbrecht <[email protected]>¤Ī„į©`„ė: >>> >>> Typically when you use the MapR-FS plugin you don”Æt need to specify the >>> cluster root path in the dfs workspace. >>> >>> Instead of "location": "/mapr/cluster3", use "location": "/", >>> >>> "connection": "maprfs:///", already points to the default MapR cluster root. >>> >>> --Andries >>> >>> >>> >>> On 9/11/17, 2:23 AM, "Takeo Ogawara" <[email protected]> wrote: >>> >>> Dear all, >>> >>> I”Æm using PCAP storage plugin over MapR FS(5.2.0) with Drill(1.11.0) >>> compiled as follows. >>> $ mvn clean install -DskipTests -Pmapr >>> >>> Some queries caused errors as following. >>> Does anyone know how to solve these errors? >>> >>> 1. Query error when cluster-name is not specified >>> Storage ”°mfs”± setting is this. >>> >>>> "type": "file", >>>> "enabled": true, >>>> "connection": "maprfs:///", >>>> "config": null, >>>> "workspaces": { >>>> "root": { >>>> "location": "/mapr/cluster3", >>>> "writable": false, >>>> "defaultInputFormat": null >>>> } >>>> } >>> >>> >>> With this setting, the following query failed. >>>> select * from mfs.`x.pcap` ; >>>> Error: DATA_READ ERROR: /x.pcap (No such file or directory) >>>> >>>> File name: /x.pcap >>>> Fragment 0:0 >>>> >>>> [Error Id: 70b73062-c3ed-4a10-9a88-034b4e6d039a on node21:31010] >>>> (state=,code=0) >>> >>> But these queries passed. >>>> select * from mfs.root.`x.pcap` ; >>>> select * from mfs.`x.csv`; >>>> select * from mfs.root.`x.csv`; >>> >>> 2. Large PCAP file >>> Query on very large PCAP file (larger than 100GB) failed with following >>> error message. >>>> Error: SYSTEM ERROR: IllegalStateException: Bad magic number = 0a0d0d0a >>>> >>>> Fragment 1:169 >>>> >>>> [Error Id: 8882c359-c253-40c0-866c-417ef1ce5aa3 on node22:31010] >>>> (state=,code=0) >>> >>> This happens even on Linux FS not MapR FS >>> >>> Thank you. >>> >>> >>> >>> >>> >>> >> >> ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ >> ”””” <KDDI¾tŗĻŃŠ¾æĖł””„Ó„ø„ē„ó> >> ””Challenge for the future ŲN¤«¤ŹĪ“Ą“¤Ų¤ĪĢō‘é >> ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ >> ”” Ó¢ŠŪ¤Ą¤±¤ĪĻÄ”£ >> ””https://www.au.com/pr/cm/3taro/ >> ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ”Ŗ >> Š”ŗÓŌ””½”Éś£ØTakeo Ogawara£© >> (Öź)KDDI¾tŗĻŃŠ¾æĖł >> „³„Ķ„Æ„Ę„£„Ć„É„«©`1G >> >> TEL:049-278-7495 / 070-3623-9914 ——————————————————————— <KDDI総合研究所 ビジョン> Challenge for the future 豊かな未来への挑戦 ——————————————————————— 英雄だけの夏。 https://www.au.com/pr/cm/3taro/ ——————————————————————— 小河原 健生（Takeo Ogawara） (株)KDDI総合研究所 コネクティッドカー1G TEL:049-278-7495 / 070-3623-9914
