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[expand - 9 more] - Ask for ARM CI for spark - Spark - [mail # dev]
...Interesting. I don't think log(3) is special, it's just that somedifferences in how it's implemented and floating-point values onaarch64 vs x86, or in the JVM, manifest at some values like t...
   Author: Sean Owen , 2019-07-26, 09:46
[expand - 2 more] - Apache Training contribution for Spark - Feedback welcome - Spark - [mail # dev]
...On Fri, Jul 26, 2019 at 4:01 PM Lars Francke  wrote:> I understand why it might be seen that way and we need to make sure to point out that we have no intention of becoming "The offi...
   Author: Sean Owen , 2019-07-26, 22:01
[expand - 1 more] - Logistic Regression Iterations causing High GC in Spark 2.3 - Spark - [mail # user]
...-dev@Yep, high GC activity means '(almost) out of memory'. I don't see thatyou've checked heap usage - is it nearly full?The answer isn't tuning but more heap.(Sometimes with really big heap...
   Author: Sean Owen , 2019-07-29, 13:15
Fwd: The result of Math.log(3.0) is different on x86_64 and aarch64? - Spark - [mail # dev]
...That is really interesting re: the recent threads about the value oflog() and pow() in the JVM. I think it's worth copying to dev@ here.---------- Forwarded message ---------From: Tianhua hu...
   Author: Sean Owen , 2019-07-29, 13:59
[expand - 7 more] - Recognizing non-code contributions - Spark - [mail # dev]
...(Let's move this thread to dev@ now as it is a general and importantcommunity question. This was requested on members@)On Thu, Aug 1, 2019 at 10:20 PM Matei Zaharia  wrote:>> Our ...
   Author: Sean Owen , 2019-08-02, 04:09
[SPARK-23207] Repro - Spark - [mail # dev]
...Interesting but I'd put this on the JIRA, and also test vs masterfirst. It's entirely possible this is something else that wassubsequently fixed, and maybe even backported for 2.4.4.(I can't...
   Author: Sean Owen , 2019-08-09, 14:49
My curation of pending structured streaming PRs to review - Spark - [mail # dev]
...General tips:- dev@ is not usually the right place to discuss _specific_ changesexcept once in a while to call attention- Ping the authors of the code being changed directly- Tighten the cha...
   Author: Sean Owen , 2019-08-13, 13:42
[expand - 1 more] - Release Apache Spark 2.4.4 - Spark - [mail # user]
...Seems fine to me if there are enough valuable fixes to justify anotherrelease. If there are any other important fixes imminent, it's fine towait for those.On Tue, Aug 13, 2019 at 6:16 PM Don...
   Author: Sean Owen , 2019-08-14, 00:22
[expand - 1 more] - [VOTE] Release Apache Spark 2.4.4 (RC1) - Spark - [mail # dev]
...Things are looking pretty good so far, but a few notes:I thought we might need this PR to make the 2.12 build of 2.4.x nottry to build Kafka 0.8 support, but, I'm not seeing that 2.4.x + 2.1...
   Author: Sean Owen , 2019-08-19, 20:40
Unable to resolve dependency of sbt-mima-plugin since yesterday - Spark - [mail # dev]
...Weird. Let's discuss at https://issues.apache.org/jira/browse/SPARK-29560On Tue, Oct 22, 2019 at 2:06 PM Xingbo Jiang  wrote:>> Hi,>> Do you have any idea why the `./dev/lin...
   Author: Sean Owen , 2019-10-22, 19:18