ct works
> at RDD. Also toPandas() converts to Python objects in memory I do not think
> that collect does it.
>
> Regards,
> Gourav
>
> On Wed, Nov 3, 2021 at 2:24 PM Sergey Ivanychev <mailto:sergeyivanyc...@gmail.com>> wrote:
> Hi,
>
> Spark
as the driver.
Currently, the best solution I found is to write the dataframe to S3, and then
read it via pd.read_parquet.
Best regards,
Sergey Ivanychev
> 4 нояб. 2021 г., в 00:18, Mich Talebzadeh
> написал(а):
>
>
> Thanks for clarification on the koalas case.
>
in
execution plans.
Best regards,
Sergey Ivanychev
> 4 нояб. 2021 г., в 13:12, Mich Talebzadeh
> написал(а):
>
>
> Do you have the output for executors from spark GUI, the one that eventually
> ends up with OOM?
>
> Also what does
>
> kubectl get pods -n
executors.
Best regards,
Sergey Ivanychev
> 4 нояб. 2021 г., в 15:17, Mich Talebzadeh
> написал(а):
>
>
>
> From your notes ".. IIUC, in the `toPandas` case all the data gets shuffled
> to a single executor that fails with OOM, which doesn’t happen in `collect`
>
> Just to confirm with Collect() alone, this is all on the driver?
I shared the screenshot with the plan in the first email. In the collect() case
the data gets fetched to the driver without problems.
Best regards,
Sergey Ivanychev
> 4 нояб. 2021 г., в 20:37, Mich Talebzadeh
>
> did you get to read the excerpts from the book of Dr. Zaharia?
I read what you have shared but didn’t manage to get your point.
Best regards,
Sergey Ivanychev
> 4 нояб. 2021 г., в 20:38, Gourav Sengupta
> написал(а):
>
> did you get to read the excerpts from the book of Dr. Zaharia?
Yes, in fact those are the settings that cause this behaviour. If set to false,
everything goes fine since the implementation in spark sources in this case is
pdf = pd.DataFrame.from_records(self.collect(), columns=self.columns)
Best regards,
Sergey Ivanychev
> 11 нояб. 2021 г., в 13
deserialization of
Row objects.
Best regards,
Sergey Ivanychev
> 12 нояб. 2021 г., в 05:05, Gourav Sengupta
> написал(а):
>
> Hi Sergey,
>
> Please read the excerpts from the book of Dr. Zaharia that I had sent, they
> explain these fundamentals clearly.
>
> Regards
etary damages arising from such
> loss, damage or destruction.
>
>
>
> On Thu, 11 Nov 2021 at 21:39, Sergey Ivanychev <mailto:sergeyivanyc...@gmail.com>> wrote:
> Yes, in fact those are the settings that cause this behaviour. If set to
> false
sing your question.
> I do not think it's a bug necessarily; do you end up with one partition in
> your execution somewhere?
>
> On Fri, Nov 12, 2021 at 3:38 AM Sergey Ivanychev <mailto:sergeyivanyc...@gmail.com>> wrote:
> Of course if I give 64G of ram to each executor t
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