Re: [Rd] read.table segfaults

From: Göran Broström <goran.brostrom_at_gmail.com>
Date: Fri, 26 Aug 2011 22:16:01 +0200

One further note:

No problem with R version 2.13.0 (2011-04-13)

Göran

2011/8/26 Göran Broström <goran.brostrom_at_gmail.com>:
> Another one:
>
> The 'death.RData' was created about a year ago, but ...? Same info as below.
>
> Göran
>
>> load("../Data/death.RData")
>> summary(death)
>
>  *** caught segfault ***
> address 0x40000e04959, cause 'memory not mapped'
>
> Traceback:
>  1: match(x, levels)
>  2: factor(a, levels = ll[!(ll %in% exclude)], exclude = if (useNA ==
>   "no") NA)
>  3: table(object)
>  4: summary.factor(X[[6L]], ...)
>  5: FUN(X[[6L]], ...)
>  6: lapply(as.list(object), summary, maxsum = maxsum, digits = 12,     ...)
>  7: summary.data.frame(death)
>  8: summary(death)
>
> Possible actions:
> 1: abort (with core dump, if enabled)
> 2: normal R exit
> 3: exit R without saving workspace
> 4: exit R saving workspace
> Selection:
>
>
> 2011/8/26 Göran Broström <goran.brostrom_at_gmail.com>:
>>  > fil2s <- read.table("../Data/fil2_s.txt", header = FALSE, sep = "\t")
>>
>> Program received signal SIGSEGV, Segmentation fault.
>> 0x000000000041c2e1 in RunGenCollect (size_needed=8192000) at memory.c:1514
>> 1514        PROCESS_NODES();
>> (gdb)
>>
>>  > sessionInfo()
>> R version 2.13.1 Patched (2011-08-25 r56798)
>> Platform: x86_64-unknown-linux-gnu (64-bit)
>>
>> locale:
>>  [1] LC_CTYPE=en_US.UTF-8       LC_NUMERIC=C
>>  [3] LC_TIME=en_US.UTF-8        LC_COLLATE=en_US.UTF-8
>>  [5] LC_MONETARY=C              LC_MESSAGES=en_US.UTF-8
>>  [7] LC_PAPER=en_US.UTF-8       LC_NAME=C
>>  [9] 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
>>  >
>>
>> The text file 'fil2_s.txt' is Huge, around 11 million records and 17
>> variables, but ...?
>>
>>
>>
>> --
>> Göran Broström
>>
>
>
>
> --
> Göran Broström
>

-- 
Göran Broström

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Received on Fri 26 Aug 2011 - 20:17:33 GMT

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