Oh, duh. I completely forgot that file:// is a prefix I can use. Up and running now :)
Thank you so much! Jenna On Mon, Feb 26, 2018 at 1:00 PM, Yinan Li <liyinan...@gmail.com> wrote: > OK, it looks like you will need to use > `file:///var/spark-data/spark-files/flights.csv` > instead. The 'file://' scheme must be explicitly used as it seems it > defaults to 'hdfs' in your setup. > > On Mon, Feb 26, 2018 at 12:57 PM, Jenna Hoole <jenna.ho...@gmail.com> > wrote: > >> Thank you for the quick response! However, I'm still having problems. >> >> When I try to look for /var/spark-data/spark-files/flights.csv I get >> told: >> >> Error: Error in loadDF : analysis error - Path does not exist: hdfs:// >> 192.168.0.1:8020/var/spark-data/spark-files/flights.csv; >> >> Execution halted >> >> Exception in thread "main" org.apache.spark.SparkUserAppException: User >> application exited with 1 >> >> at org.apache.spark.deploy.RRunner$.main(RRunner.scala:104) >> >> at org.apache.spark.deploy.RRunner.main(RRunner.scala) >> >> And when I try to look for local:///var/spark-data/spark-files/flights.csv, >> I get: >> >> Error in file(file, "rt") : cannot open the connection >> >> Calls: read.csv -> read.table -> file >> >> In addition: Warning message: >> >> In file(file, "rt") : >> >> cannot open file 'local:///var/spark-data/spark-files/flights.csv': No >> such file or directory >> >> Execution halted >> >> Exception in thread "main" org.apache.spark.SparkUserAppException: User >> application exited with 1 >> >> at org.apache.spark.deploy.RRunner$.main(RRunner.scala:104) >> >> at org.apache.spark.deploy.RRunner.main(RRunner.scala) >> >> I can see from a kubectl describe that the directory is getting mounted. >> >> Mounts: >> >> /etc/hadoop/conf from hadoop-properties (rw) >> >> /var/run/secrets/kubernetes.io/serviceaccount from >> spark-token-pxz79 (ro) >> >> /var/spark-data/spark-files from download-files (rw) >> >> /var/spark-data/spark-jars from download-jars-volume (rw) >> >> /var/spark/tmp from spark-local-dir-0-tmp (rw) >> >> Is there something else I need to be doing in my set up? >> >> Thanks, >> Jenna >> >> On Mon, Feb 26, 2018 at 12:02 PM, Yinan Li <liyinan...@gmail.com> wrote: >> >>> The files specified through --files are localized by the init-container >>> to /var/spark-data/spark-files by default. So in your case, the file should >>> be located at /var/spark-data/spark-files/flights.csv locally in the >>> container. >>> >>> On Mon, Feb 26, 2018 at 10:51 AM, Jenna Hoole <jenna.ho...@gmail.com> >>> wrote: >>> >>>> This is probably stupid user error, but I can't for the life of me >>>> figure out how to access the files that are staged by the init-container. >>>> >>>> I'm trying to run the SparkR example data-manipulation.R which requires >>>> the path to its datafile. I supply the hdfs location via --files and then >>>> the full hdfs path. >>>> >>>> >>>> --files hdfs://192.168.0.1:8020/user/jhoole/flights.csv >>>> local:///opt/spark/examples/src/main/r/data-manipulation.R hdfs:// >>>> 192.168.0.1:8020/user/jhoole/flights.csv >>>> >>>> The init-container seems to load my file. >>>> >>>> 18/02/26 18:29:09 INFO spark.SparkContext: Added file hdfs:// >>>> 192.168.0.1:8020/user/jhoole/flights.csv at hdfs:// >>>> 192.168.0.1:8020/user/jhoole/flights.csv with timestamp 1519669749519 >>>> >>>> 18/02/26 18:29:09 INFO util.Utils: Fetching hdfs:// >>>> 192.168.0.1:8020/user/jhoole/flights.csv to >>>> /var/spark/tmp/spark-d943dae6-9b95-4df0-87a3-9f7978d6d4d2/us >>>> erFiles-4112b7aa-b9e7-47a9-bcbc-7f7a01f93e38/fetchFileTemp78 >>>> 72615076522023165.tmp >>>> >>>> However, I get an error that my file does not exist. >>>> >>>> Error in file(file, "rt") : cannot open the connection >>>> >>>> Calls: read.csv -> read.table -> file >>>> >>>> In addition: Warning message: >>>> >>>> In file(file, "rt") : >>>> >>>> cannot open file 'hdfs://192.168.0.1:8020/user/jhoole/flights.csv': >>>> No such file or directory >>>> >>>> Execution halted >>>> >>>> Exception in thread "main" org.apache.spark.SparkUserAppException: >>>> User application exited with 1 >>>> >>>> at org.apache.spark.deploy.RRunner$.main(RRunner.scala:104) >>>> >>>> at org.apache.spark.deploy.RRunner.main(RRunner.scala) >>>> >>>> If I try supplying just flights.csv, I get a different error >>>> >>>> --files hdfs://192.168.0.1:8020/user/jhoole/flights.csv >>>> local:///opt/spark/examples/src/main/r/data-manipulation.R flights.csv >>>> >>>> Error: Error in loadDF : analysis error - Path does not exist: hdfs:// >>>> 192.168.0.1:8020/user/root/flights.csv; >>>> >>>> Execution halted >>>> >>>> Exception in thread "main" org.apache.spark.SparkUserAppException: >>>> User application exited with 1 >>>> >>>> at org.apache.spark.deploy.RRunner$.main(RRunner.scala:104) >>>> >>>> at org.apache.spark.deploy.RRunner.main(RRunner.scala) >>>> >>>> If the path /user/root/flights.csv does exist and I only supply >>>> "flights.csv" as the file path, it runs to completion successfully. >>>> However, if I provide the file path as "hdfs://192.168.0.1:8020/user/ >>>> root/flights.csv," I get the same "No such file or directory" error as >>>> I do initially. >>>> >>>> Since I obviously can't put all my hdfs files under /user/root, how do >>>> I get it to use the file that the init-container is fetching? >>>> >>>> Thanks, >>>> Jenna >>>> >>> >>> >> >