Sure, just let me know when the fix is ready. I have a 64bit Linux machine at home and a 64bit Windows 7 machine at work with RTools, so I can check it on both machines.
On Tue, Jan 3, 2012 at 1:01 AM, Matthew Dowle <[email protected]>wrote: > > Yes, it's likely the same issue. Making progress on it now can > reproduce, thanks to Chris. There is another crash bug already fixed in > 1.7.8 but that's probably not the one you're seeing (looking at your > minimal code, thanks). If you wanted to practice upgrading to 1.7.8 by > installing RTools on Windows and building the package it would be really > useful to have you confirm the fix works (when ready), as well as Chris > (Linux), before releasing to CRAN. Unfortunately R-Forge's nightly > binary build isn't very reliable, but RTools makes it very easy to > compile packages from source on Windows. > > Matthew > > > On Mon, 2012-01-02 at 15:41 +0100, Christoph Jäckel wrote: > > Hi Chris, > > > > > > thanks for your reply. I was not aware that you were able to give > > Matthew code that breaks. So hopefully it's the same issue and Matthew > > can figure something out. Unfortunately, I'm struggling enough with R > > already and I'm completely useless when it comes to C...I guess I > > should put that on my todo-list for 2012 ;-) > > > > On Mon, Jan 2, 2012 at 3:31 PM, Chris Neff <[email protected]> wrote: > > I worked with Matthew a lot and we found that the code I > > managed to > > give him would not crash on 32-bit, but would on 64-bit (on > > both 2.12 > > and 2.14). It looks like you are running 64-bit as well, so > > you may > > very well be seeing the same issue I am. I'll let him respond > > with > > more though :) > > > > On 2 January 2012 03:40, Christoph Jäckel > > <[email protected]> wrote: > > > Note: I posted this on Nabble before, but it keeps telling > > me that it has > > > not been accepted by the mailing list. So this might be a > > duplicate. > > > > > > Hi together, > > > > > > I recently encountered severe problems with R (see my post > > on stackoverflow > > > > > here: > http://stackoverflow.com/questions/8616862/r-terminates-with-error-message-this-application-has-requested-the-runtime-to-t > ). > > > Spending the whole day digging further into the problem, I > > was able to > > > produce rather minimal code that crashes my RStudio session. > > I confirmed > > > this on two different machines (see details at the end). If > > I run this code > > > in my Linux Terminal, I get the following error: > > > > > > *** caught segfault *** > > > address (nil), cause 'unknown' > > > > > > Traceback: > > > 1: as.data.frame.Date(x[[i]], optional = TRUE) > > > 2: as.data.frame(x[[i]], optional = TRUE) > > > 3: data.frame(ID = rep(1:100, each = n/100), intTime = > > rep(1:(n/100), > > > times = 100), FYE = lDate1 + 1:n) > > > > > > So it looks like a similar problem to caneff's > > > > > problem: > http://r.789695.n4.nabble.com/Random-segfaults-td4195472i20.html > > > > > > So my two questions are: > > > 1. Can you confirm this? (Sometimes, I have to run the code > > a couple of > > > times to get R to crash) > > > 2. What is the cause? (Interestingly, I need to add the line > > DT[, reportDate > > > := NA] to get the code breaking, although this line seems > > completely > > > irrelevant for the further computations. For me, R closes > > when the last line > > > is run.) > > > > > > Rather minimal code: > > > > > > get_diff_month <- function(actualDate, baseDate) { > > > > > > #Because data.table also has a month function > > > return(month(actualDate) - month(baseDate) + > > 12*(year(actualDate) - > > > year(baseDate))) > > > } > > > library(data.table) > > > > > > n <- 100000 > > > lDate1 <- as.Date("1jan1900", "%d%b%Y")#dmy("1Jan1900") > > > lDate2 <- as.Date("1jan1901", "%d%b%Y")#dmy("1Jan1901") > > > df <- data.frame(ID = rep(1:100, each=n/100), > > > intTime = rep(1:(n/100), times=100), > > > FYE=lDate1 + 1:n) > > > DT <- as.data.table(df) > > > DT[rbinom(n, size=1, prob=0.05)==1, FYE:=NA] > > > DT[, reportDate := NA] #Bad line: comment it out and nothing > > breaks! > > > DT[, intFYE := get_diff_month(FYE, as.Date("1jan1900", > > "%d%b%Y"))] > > > intDT <- DT[ , list(FYE, intTime, ID)] > > > newDates <- intDT[, intTime] - 1 > > > intDT[, intTime := newDates] > > > #Set keys > > > key(DT) <- c("ID", "intTime") > > > key(intDT) <- c("ID", "intTime") > > > DT <- merge(DT, intDT, all.x=TRUE) > > > DT[, intFYE_Next := get_diff_month(FYE.y, > > as.Date("1jan1900", "%d%b%Y"))] > > > > > > sessionInfo() 1: > > > > > > R version 2.13.2 (2011-09-30) > > > Platform: x86_64-pc-linux-gnu (64-bit) > > > > > > locale: > > > [1] LC_CTYPE=en_US.UTF-8 LC_NUMERIC=C > > > LC_TIME=en_US.UTF-8 LC_COLLATE=en_US.UTF-8 > > LC_MONETARY=C > > > > > > [6] LC_MESSAGES=en_US.UTF-8 LC_PAPER=en_US.UTF-8 > > LC_NAME=C > > > LC_ADDRESS=C LC_TELEPHONE=C > > > [11] LC_MEASUREMENT=en_US.UTF-8 LC_IDENTIFICATION=C > > > > > > attached base packages: > > > [1] stats graphics grDevices utils datasets > > methods base > > > > > > other attached packages: > > > [1] data.table_1.7.7 > > > > > > loaded via a namespace (and not attached): > > > [1] tools_2.13.2 > > > > > > sessionInfo() 2: > > > > > > > > > R version 2.14.0 (2011-10-31) > > > Platform: x86_64-pc-mingw32/x64 (64-bit) > > > > > > locale: > > > [1] C > > > > > > attached base packages: > > > [1] stats graphics grDevices utils datasets > > methods base > > > > > > other attached packages: > > > [1] data.table_1.7.7 > > > > > > loaded via a namespace (and not attached): > > > [1] tools_2.14.0 > > > > > > Thanks Christoph > > > > > > -- > > > > > > -------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > > > > > Christoph Jäckel (Dipl.-Kfm.) > > > > > > > > > -------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > > > > > Research Assistant > > > > > > Chair for Financial Management and Capital Markets | > > Lehrstuhl für > > > Finanzmanagement und Kapitalmärkte > > > > > > TUM School of Management | Technische Universität München > > > > > > Arcisstr. 21 | D-80333 München | Germany > > > > > > Mailto: [email protected] | Web: www.fm.wi.tum.de > > > > > > Phone: +49 89 289 25487 | Fax: +49 89 289 25488 > > > > > > > > > > > > Head of Chair: > > > > > > Univ.-Prof. Dr. Christoph Kaserer > > > > > > > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > > > > > E-Mail Disclaimer > > > > > > Der Inhalt dieser E-Mail ist vertraulich und ausschliesslich > > > fuer den bezeichneten Adressaten bestimmt. Wenn Sie nicht > > > der vorgesehene Adressat dieser E-Mail oder dessen Vertreter > > > sein sollten, so beachten Sie bitte, dass jede Form der > > > Kenntnisnahme, Veroeffentlichung, Vervielfaeltigung oder > > > Weitergabe des Inhalts dieser E-Mail unzulaessig ist. Wir > > > bitten Sie, sich in diesem Fall mit dem Absender der E-Mail > > > in Verbindung zu setzen. > > > > > > The information contained in this email is confidential. It > > is > > > intended solely for the addressee. Access to this email by > > > anyone else is unauthorized if you are not the intended > > > recipient, any form of disclosure, reproduction, > > distribution > > > or any action taken or refrained from in reliance on it, is > > > prohibited and may be unlawful. Please notify the sender > > > immediately. > > > > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > > > > > > > _______________________________________________ > > > datatable-help mailing list > > > [email protected] > > > > > > https://lists.r-forge.r-project.org/cgi-bin/mailman/listinfo/datatable-help > > > > > > > > > > -- > > > -------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > > > Christoph Jäckel (Dipl.-Kfm.) > > > > > -------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > > > Research Assistant > > > > Chair for Financial Management and Capital Markets | Lehrstuhl für > > Finanzmanagement und Kapitalmärkte > > > > TUM School of Management | Technische Universität München > > > > Arcisstr. 21 | D-80333 München | Germany > > > > Mailto: [email protected] | Web: www.fm.wi.tum.de > > > > Phone: +49 89 289 25487 | Fax: +49 89 289 25488 > > > > > > > > Head of Chair: > > > > Univ.-Prof. Dr. Christoph Kaserer > > > > > ---------------------------------------------------------------------------------------------------------------------------------------------------------------------- > > > > E-Mail Disclaimer > > > > Der Inhalt dieser E-Mail ist vertraulich und ausschliesslich > > fuer den bezeichneten Adressaten bestimmt. 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