[ESS] R-Markdown Locks up in Polymode/ESS
Laurent Gatto
|g390 @end|ng |rom c@m@@c@uk
Tue Jan 26 17:46:58 CET 2016
On 26 January 2016 16:39, Vitalie Spinu wrote:
> I am sorry for taking so long to reply to this (too much travelling recently).
>
> The current version of polymode (master) will be replaced by an extensive
> rewrite of the core engine. I have done quite some work on it already and don't
> have time to work on the old version. My hope is that the new version will fix
> all the issues at ones.
>
> With emacs 25 I cannot reproduce your problem in old version of the polymode nor
> with the new one (jit-lock-rewrite git branch). You can try that branch and see
> if you have luck with it.
I confirm that, using the test environement described in my previous
email and the jit-lock-rewrite branch [1], it all works as expected.
The bug was actually fixed before it even got reported...
Thank you, Vitalie.
Best wishes,
Laurent
[1] https://github.com/vspinu/polymode/commits/jit-lock-rewrite
> Vitalie
>
>
>>> On Sun, Jan 24 2016 23:25, Bill Denney wrote:
>
>> I now have a reproducible example. When I start typing in the last code
>> chunk of this file, it crashes. What I want to be there is
>
>> ```{r}
>
>> intervals <-
>
>> data.frame(start=c(0, 0), end=c(24, Inf),
>
>> cmax=c(FALSE, TRUE),
>
>> tmax=c(FALSE, TRUE),
>
>> auclast=TRUE,
>
>> aucinf=c(FALSE, TRUE))
>
>> ```
>
>> I start by typing "intervals" right before "data.frame", and emacs takes
>> 100% of the CPU.
>
>> Thanks,
>
>> Bill
>
>> -----Original Message-----
>> From: Laurent Gatto [mailto:lg390 using cam.ac.uk]
>> Sent: Monday, January 18, 2016 4:28 PM
>> To: ess-help using r-project.org
>> Cc: Bill Denney <bill using denney.ws>
>> Subject: Re: [ESS] R-Markdown Locks up in Polymode/ESS
>
>> Dear Bill,
>
>> I think I am experiencing the same problem here; I have this recurring issue
>> with emacs, that has become serious since I updated all my package. When I
>> edit an Rmarkdown file emacs randomly freezes and the emacs process takes up
>> 100% of the CPU.
>
>> As far as I can remember, this happens when I'm editing code chunks. I am
>> not really sure what happens or what package is the problem. I just observed
>> that this still happens when I don't load markdown-mode.
>
>> I strace'd the emacs process after a freeze - here is a short representative
>> extract.
>
>> poll([{fd=5, events=POLLIN}, {fd=4, events=POLLIN}], 2, 0) = 0 (Timeout)
>
>> recvmsg(4, 0x7fffe86bc3a0, 0) = -1 EAGAIN (Resource temporarily
>> unavailable)
>
>> poll([{fd=5, events=POLLIN}, {fd=4, events=POLLIN}], 2, 0) = 0 (Timeout)
>
>> --- SIGIO {si_signo=SIGIO, si_code=SI_KERNEL} ---
>
>> rt_sigreturn() = 195
>
>> recvmsg(4, {msg_name(0)=NULL,
>> msg_iov(1)=[{"\6\0\236\306\316H\340\0\235\0\0\0\302\0@\1\0\0\0\0\306\4o\3
>> \3\26\3\0\0\1\0", 4096}], msg_controllen=0, msg_flags=0}, 0) = 32
>
>> recvmsg(4, 0x7fffe86bc6f0, 0) = -1 EAGAIN (Resource temporarily
>> unavailable)
>
>> poll([{fd=5, events=POLLIN}, {fd=4, events=POLLIN}], 2, 0) = 0 (Timeout)
>> poll([{fd=5, events=POLLIN}, {fd=4, events=POLLIN}], 2, 0) = 0 (Timeout)
>
>> recvmsg(4, 0x7fffe86bc6f0, 0) = -1 EAGAIN (Resource temporarily
>> unavailable)
>
>> poll([{fd=5, events=POLLIN}, {fd=4, events=POLLIN}], 2, 0) = 0 (Timeout)
>
>> --- SIGIO {si_signo=SIGIO, si_code=SI_KERNEL} ---
>
>> rt_sigreturn() = 10986603
>
>> I have observed this recvmsg and timeouts/Resources temporarily unavailable
>> several times in such situations, but I can't make any sense of this.
>
>> Here are the respective versions
>
>> markdown-mode 20160113.816
>
>> polymode 20151216.533
>
>> ess-version: 15.09-2 patched [elpa: 20160110.2313]
>
>> GNU Emacs 24.5.1 (x86_64-unknown-linux-gnu, GTK+ Version 2.24.23) of
>> 2015-07-27
>
>> Not of much help, but hopefully someone else will be able provide some.
>
>> Best wishes,
>
>> Laurent
>
>> On 18 January 2016 16:43, Bill Denney wrote:
>
>>> Hi,
>
>>>
>
>>>
>
>>>
>
>>> I've just started taking advantage of the benefits of polymode and ESS
>
>>> combined for r-markdown documents having previously manually coded them.
>
>>> I'm using them to make a vignette for the PKNCA package, and when I
>
>>> scroll through the .Rmd file, emacs locks up when leaving the first
>
>>> code block after I make an edit in the block. It fully locks up, and
>
>>> I can't switch to the messages buffer in emacs to see the reason for the
>> hang.
>
>>>
>
>>>
>
>>>
>
>>> Here are the steps to reproduce the error as I'm using it.
>
>>>
>
>>>
>
>>>
>
>>> Windows 10 (up to date)
>
>>>
>
>>> Emacs version: GNU Emacs 24.5.1 (i686-pc-mingw32) of 2015-04-11
>
>>>
>
>>> ESS version: ess-version: 15.09-2 [Released git: 01328e83039f]
>
>>>
>
>>> Polymode installed via MELPA yesterday: version 20151216.533 as
>
>>> described by MELPA
>
>>>
>
>>> Markdown-mode installed via MELPA yesterday: version 20160115.2318 as
>
>>> described by MELPA
>
>>>
>
>>>
>
>>>
>
>>> 1. Load the file in emacs
>
>>>
>
>>> 2. Scroll down to the first code block (see below my signature for
>> the
>
>>> snippet)
>
>>>
>
>>> 3. Change "addlastrow" to "setpredose" (I have no R buffers open)
>
>>>
>
>>> 4. Scroll out of the code block
>
>>>
>
>>>
>
>>>
>
>>> As I do step 4, it locks up. This is unfortunately not fully
>
>>> reproducible, and I can't figure out the specific trigger that changes
>
>>> it from working normally to hanging. With previous experience, it
>
>>> looks similar to an attempted function argument lookup hang, but that is
>> mostly a guess.
>
>>>
>
>>>
>
>>>
>
>>> Any thoughts to what this could be or ways that I could improve the
>
>>> bug report with better tracking of how it hangs?
>
>>>
>
>>>
>
>>>
>
>>> Thanks,
>
>>>
>
>>>
>
>>>
>
>>> Bill
>
>>>
>
>>>
>
>>>
>
>>> File snippet:
>
>>>
>
>>>
>
>>>
>
>>> Two examples are given below.
>
>>>
>
>>>
>
>>>
>
>>> ```{r eval=FALSE}
>
>>>
>
>>> list(operation="add",
>
>>>
>
>>> FUN=addlastrow)
>
>>>
>
>>> ```
>
>>>
>
>>>
>
>>> [[alternative HTML version deleted]]
>
>>>
>
>>> ______________________________________________
>
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>
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>
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--
Laurent Gatto | @lgatt0
http://cpu.sysbiol.cam.ac.uk/
http://lgatto.github.io/
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