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From Daniel Darabos <daniel.dara...@lynxanalytics.com>
Subject Re: spark.executor.cores
Date Fri, 15 Jul 2016 15:34:39 GMT
Mich's invocation is for starting a Spark application against an already
running Spark standalone cluster. It will not start the cluster for you.

We used to not use "spark-submit", but we started using it when it solved
some problem for us. Perhaps that day has also come for you? :)

On Fri, Jul 15, 2016 at 5:14 PM, Jean Georges Perrin <jgp@jgp.net> wrote:

> I don't use submit: I start my standalone cluster and connect to it
> remotely. Is that a bad practice?
>
> I'd like to be able to it dynamically as the system knows whether it needs
> more or less resources based on its own  context
>
> On Jul 15, 2016, at 10:55 AM, Mich Talebzadeh <mich.talebzadeh@gmail.com>
> wrote:
>
> Hi,
>
> You can also do all this at env or submit time with spark-submit which I
> believe makes it more flexible than coding in.
>
> Example
>
> ${SPARK_HOME}/bin/spark-submit \
>                 --packages com.databricks:spark-csv_2.11:1.3.0 \
>                 --driver-memory 2G \
>                 --num-executors 2 \
>                 --executor-cores 3 \
>                 --executor-memory 2G \
>                 --master spark://50.140.197.217:7077 \
>                 --conf "spark.scheduler.mode=FAIR" \
>                 --conf
> "spark.executor.extraJavaOptions=-XX:+PrintGCDetails
> -XX:+PrintGCTimeStamps" \
>                 --jars
> /home/hduser/jars/spark-streaming-kafka-assembly_2.10-1.6.1.jar \
>                 --class "${FILE_NAME}" \
>                 --conf "spark.ui.port=${SP}" \
>
> HTH
>
> Dr Mich Talebzadeh
>
>
> LinkedIn * https://www.linkedin.com/profile/view?id=AAEAAAAWh2gBxianrbJd6zP6AcPCCdOABUrV8Pw
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>
>
> http://talebzadehmich.wordpress.com
>
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>
> On 15 July 2016 at 13:48, Jean Georges Perrin <jgp@jgp.net> wrote:
>
>> Merci Nihed, this is one of the tests I did :( still not working
>>
>>
>>
>> On Jul 15, 2016, at 8:41 AM, nihed mbarek <nihedmm@gmail.com> wrote:
>>
>> can you try with :
>> SparkConf conf = new SparkConf().setAppName("NC Eatery app").set(
>> "spark.executor.memory", "4g")
>> .setMaster("spark://10.0.100.120:7077");
>> if (restId == 0) {
>> conf = conf.set("spark.executor.cores", "22");
>> } else {
>> conf = conf.set("spark.executor.cores", "2");
>> }
>> JavaSparkContext javaSparkContext = new JavaSparkContext(conf);
>>
>> On Fri, Jul 15, 2016 at 2:31 PM, Jean Georges Perrin <jgp@jgp.net> wrote:
>>
>>> Hi,
>>>
>>> Configuration: standalone cluster, Java, Spark 1.6.2, 24 cores
>>>
>>> My process uses all the cores of my server (good), but I am trying to
>>> limit it so I can actually submit a second job.
>>>
>>> I tried
>>>
>>> SparkConf conf = new SparkConf().setAppName("NC Eatery app").set(
>>> "spark.executor.memory", "4g")
>>> .setMaster("spark://10.0.100.120:7077");
>>> if (restId == 0) {
>>> conf = conf.set("spark.executor.cores", "22");
>>> } else {
>>> conf = conf.set("spark.executor.cores", "2");
>>> }
>>> JavaSparkContext javaSparkContext = new JavaSparkContext(conf);
>>>
>>> and
>>>
>>> SparkConf conf = new SparkConf().setAppName("NC Eatery app").set(
>>> "spark.executor.memory", "4g")
>>> .setMaster("spark://10.0.100.120:7077");
>>> if (restId == 0) {
>>> conf.set("spark.executor.cores", "22");
>>> } else {
>>> conf.set("spark.executor.cores", "2");
>>> }
>>> JavaSparkContext javaSparkContext = new JavaSparkContext(conf);
>>>
>>> but it does not seem to take it. Any hint?
>>>
>>> jg
>>>
>>>
>>>
>>
>>
>> --
>>
>> M'BAREK Med Nihed,
>> Fedora Ambassador, TUNISIA, Northern Africa
>> http://www.nihed.com
>>
>> <http://tn.linkedin.com/in/nihed>
>>
>>
>>
>
>

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