Jason: That fixed the web UI slowness issue. Thank you. On Mon, May 11, 2015 at 8:20 PM, Jason Altekruse <[email protected]> wrote:
> You can fix the Web UI slowness issue for now by deleting this jar, it was > pulled in as a transitive dependency, but we don't actually need it and it > is causing intermittent class-loading conflicts with classes we are > actually using for the Web UI. As stated before, the permanent fix is > already in master and it will not be an issue in 1.0. > > jars/classb/servlet-api-2.5-20081211.jar > > On Mon, May 11, 2015 at 5:14 PM, Andries Engelbrecht < > [email protected]> wrote: > > > You set up the Storage plugin to use the loopback NFS to read the file, > > which is not the best way to do it. > > > > Why not use the MapR-FS or HDFS plug ins , this is a setup that uses the > > MapR-FS plugin which will be considerably better than the loopback NFS > for > > Drill > > > > > > > { > > > "type": "file", > > > "enabled": true, > > > "connection": “maprfs:///", > > > "workspaces": { > > > "schema1": { > > > "location": "/user/theUser/test", > > > "writable": true, > > > "defaultInputFormat": null > > > } > > > }, > > > > > > —Andries > > > > > > On May 11, 2015, at 5:07 PM, Minnow Noir <[email protected]> wrote: > > > > > Hanifi: The web UI is extremely slow, and the style sheets aren't > > loading, > > > but here is what I see for "show databases" > > > > > > Major FragmentMinor Fragments ReportingFirst StartLast StartFirst > EndLast > > > Endtmintavgtmaxlast updatelast progressmemmax 00-xx-xx1 / > > > 10.213s0.213s0.670s0.670s0.457s0.457s0.457s12:15:3012:15:303MB > > > Major Fragment: 00-xx-xx > > > < > > > http://174.129.247.50:8047/profiles/2aaf002d-0351-e983-b9a1-51da33885d87#fragment-0 > > > > > > Minor FragmentHostStartEndTotal TimeMax RecordsMax BatchesLast > > UpdateLast > > > ProgressPeak MemoryState > > 00-00-xxip-10-101-197-197.ec2.internal0.213s0.670s > > > 0.457s6112:15:3012:15:303MBFINISHED > > > Operator Profiles > > > Overview > > > < > > > http://174.129.247.50:8047/profiles/2aaf002d-0351-e983-b9a1-51da33885d87#operator-overview > > > > > > OperatorTypeSetup (min)Setup (avg)Setup (max)Process (min)Process > > > (avg)Process > > > (max)Wait (min)Wait (avg)Wait (max)Mem (avg)Mem (max) > > 00-xx-00SCREEN0.000s > > > 0.000s0.000s0.000s0.000s0.000s0.000s0.000s0.000s-- > 00-xx-01PROJECT0.422s > > > 0.422s0.422s0.001s0.001s0.001s0.000s0.000s0.000s-- 00-xx-02 > > > > > > INFO_SCHEMA_SUB_SCAN0.000s0.000s0.000s0.020s0.020s0.020s0.000s0.000s0.000s > > > 17MB17MB > > > 00-xx-00 - SCREEN > > > < > > > http://174.129.247.50:8047/profiles/2aaf002d-0351-e983-b9a1-51da33885d87#operator-0-0 > > > > > > Minor FragmentSetupProcessWaitMax BatchesMax RecordsPeak Mem 00-00-00 > > > 0.000s0.000s0.000s16- > > > 00-xx-01 - PROJECT > > > < > > > http://174.129.247.50:8047/profiles/2aaf002d-0351-e983-b9a1-51da33885d87#operator-0-1 > > > > > > Minor FragmentSetupProcessWaitMax BatchesMax RecordsPeak Mem 00-00-01 > > > 0.422s0.001s0.000s16- > > > 00-xx-02 - INFO_SCHEMA_SUB_SCAN > > > < > > > http://174.129.247.50:8047/profiles/2aaf002d-0351-e983-b9a1-51da33885d87#operator-0-2 > > > > > > Minor FragmentSetupProcessWaitMax BatchesMax RecordsPeak Mem > > > 00-00-020.000s0.020s0.000s0017MB > > > > > > Andries: That storage plugin is very simple. I've obfuscated some > > > proprietary info. (Note that the web UI was slow/hanging before I > added > > > the storage plugin.) > > > > > > { > > > "type": "file", > > > "enabled": true, > > > "connection": "file:///", > > > "workspaces": { > > > "schema1": { > > > "location": "/mapr/theClusterName/user/theUser/test", > > > "writable": true, > > > "defaultInputFormat": null > > > } > > > }, > > > "formats": { > > > "csv": { > > > "type": "text", > > > "extensions": [ > > > "csv" > > > ], > > > "delimiter": "," > > > }, > > > "tsv": { > > > "type": "text", > > > "extensions": [ > > > "tsv" > > > ], > > > "delimiter": "\t" > > > }, > > > "parquet": { > > > "type": "parquet" > > > } > > > } > > > } > > > > > > Unfortunately, because the Web UI is having issues, it is presenting an > > > unstyled page with no disable links for the storage plugin so I can't > > > disable it. With the web UI not working, I don't know how to delete the > > > plugin. > > > > > > Abdel: There are no errors in the logs. > > > > > > > > > On Mon, May 11, 2015 at 7:22 PM, Hanifi Gunes <[email protected]> > > wrote: > > > > > >> I would be interested in knowing where the time has been spent. Can > you > > >> inspect query profile from web ui for `show databases` and let us know > > how > > >> the profile looks like? > > >> > > >> On Mon, May 11, 2015 at 4:10 PM, Abdel Hakim Deneche < > > >> [email protected]> > > >> wrote: > > >> > > >>> any errors in the logs ? > > >>> > > >>> On Mon, May 11, 2015 at 4:03 PM, Minnow Noir <[email protected]> > > >> wrote: > > >>> > > >>>> Yes. The bit and server are idle, with no jobs of any sort running > on > > >>>> them. > > >>>> > > >>>> I just did started sqlline and it happened again. I had to cancel > the > > >>> show > > >>>> databases command after 30s. > > >>>> > > >>>> sqlline version 1.1.6 > > >>>> 0: jdbc:drill:zk=theServer:5181> show databases; > > >>>> +-------------+ > > >>>> | SCHEMA_NAME | > > >>>> +-------------+ > > >>>> | INFORMATION_SCHEMA | > > >>>> | cp.default | > > >>>> | dfs.default | > > >>>> | dfs.root | > > >>>> | dfs.tmp | > > >>>> | test.default | > > >>>> | test.schema1 | > > >>>> | sys | > > >>>> +-------------+ > > >>>> 8 rows selected (29.264 seconds) > > >>>> > > >>>> On Mon, May 11, 2015 at 6:57 PM, Hanifi Gunes <[email protected]> > > >>> wrote: > > >>>> > > >>>>> Can you confirm if this happens even when the particular 0.9 bit is > > >>> idle? > > >>>>> > > >>>>> -Hanifi > > >>>>> > > >>>>> On Mon, May 11, 2015 at 3:53 PM, Minnow Noir <[email protected] > > > > >>>> wrote: > > >>>>> > > >>>>>> Experiencing some slowness after upgrading one of our servers from > > >>> 0.8 > > >>>> to > > >>>>>> 0.9. In particular, despite restarting the Drillbit, and even the > > >>>>> server, > > >>>>>> several times, the Drill web UI and sqlline are both so slow as to > > >> be > > >>>>>> unusable. > > >>>>>> > > >>>>>> For example, doing a show databases hangs indefinitely, until I > > >>> CTRL-C > > >>>>> the > > >>>>>> command (e.g., after a minute). > > >>>>>> > > >>>>>> show databases; > > >>>>>> +-------------+ > > >>>>>> | SCHEMA_NAME | > > >>>>>> +-------------+ > > >>>>>> | INFORMATION_SCHEMA | > > >>>>>> | cp.default | > > >>>>>> | dfs.default | > > >>>>>> | dfs.root | > > >>>>>> | dfs.tmp | > > >>>>>> | test.default | > > >>>>>> | test.schema1 | > > >>>>>> | sys | > > >>>>>> +-------------+ > > >>>>>> 8 rows selected (59.044 seconds) > > >>>>>> > > >>>>>> I tried changing schemas, but had to cancel after waiting several > > >>>>> minutes. > > >>>>>> > > >>>>>> use test.schema1; > > >>>>>> +------------+------------+ > > >>>>>> | ok | summary | > > >>>>>> +------------+------------+ > > >>>>>> | true | Default schema changed to 'test.schema1' | > > >>>>>> +------------+------------+ > > >>>>>> 1 row selected (208.089 seconds) > > >>>>>> > > >>>>>> There are no errors or obvious issues in the logs. The server has > > >>>> plenty > > >>>>> of > > >>>>>> disk, CPU, and RAM free. It's running a recent version of MAPR > > >>> Hadoop > > >>>> on > > >>>>>> CentOS 6.5 on EC2. It feels like something is hanging > > >>>>>> > > >>>>>> Note: This is just after starting sqlline; no actual work, which > > >>> might > > >>>>> have > > >>>>>> slowed things down, has happened yet. > > >>>>>> > > >>>>>> This is what's running from a Drill perspective: > > >>>>>> > > >>>>>> ps aux | grep drill > > >>>>>> ec2-user 24662 0.0 0.0 106100 1328 pts/0 S 12:29 0:00 > > >> bash > > >>>>>> bin/drillbit.sh internal_start drillbit > > >>>>>> ec2-user 24697 0.3 2.3 6486240 730568 pts/0 Sl 12:29 0:36 > > >>>>>> /usr/lib/jvm/java-1.7.0-openjdk-1.7.0.79.x86_64/bin/java > > >>>>>> -Dlog.path=/opt/mapr/drill/drill-0.9.0/logs/drillbit.log -Xms1G > > >>> -Xmx4G > > >>>>>> -XX:MaxDirectMemorySize=8G -XX:MaxPermSize=512M > > >>>>>> -XX:ReservedCodeCacheSize=1G -ea > > >>>>>> -Djava.security.auth.login.config=/opt/mapr/conf/mapr.login.conf > > >>>>>> -Dzookeeper.sasl.client=false -XX:+CMSClassUnloadingEnabled > > >>>>>> -XX:+UseConcMarkSweepGC -cp > > >>>>>> > > >>>>>> > > >>>>> > > >>>> > > >>> > > >> > > > /opt/mapr/drill/drill-0.9.0/conf:/opt/mapr/drill/drill-0.9.0/jars/*:/opt/mapr/drill/drill-0.9.0/jars/ext/*:/opt/mapr/drill/drill-0.9.0/jars/3rdparty/*:/opt/mapr/drill/drill-0.9.0/jars/classb/* > > >>>>>> org.apache.drill.exec.server.Drillbit > > >>>>>> > > >>>>>> Drill has been started thusly: > > >>>>>> > > >>>>>> bin/sqlline -u jdbc:drill:zk=theServer:5181 > > >>>>>> > > >>>>>> Any idea how I could troubleshoot this? > > >>>>>> > > >>>>>> Anyone else experiencing slowness after upgrading? > > >>>>>> > > >>>>>> Thank you > > >>>>>> > > >>>>> > > >>>> > > >>> > > >>> > > >>> > > >>> -- > > >>> > > >>> Abdelhakim Deneche > > >>> > > >>> Software Engineer > > >>> > > >>> <http://www.mapr.com/> > > >>> > > >>> > > >>> Now Available - Free Hadoop On-Demand Training > > >>> < > > >>> > > >> > > > http://www.mapr.com/training?utm_source=Email&utm_medium=Signature&utm_campaign=Free%20available > > >>>> > > >>> > > >> > > > > >
