Thx Chuck this sounds great. could you perhaps point us to some documentation on this, or perhpas consider sharing a detailed overview of your workflow? this seems it could really fit my needs.
thx so much in advance Z On Thu, Jun 18, 2015 at 6:17 AM, Charles C. Berry <ccbe...@ucsd.edu> wrote: > On Wed, 17 Jun 2015, William Denton wrote: > > On 17 June 2015, Xebar Saram wrote: >> >> I do alot of modeling work that involves using huge datasets and run >>> process intensive R processes (such as complex mixed models, Gamms etc). >>> in >>> R studio all works well yet when i use the orgmode eval on R code blocks >>> it >>> works well for small simple process but 90% of the time when dealing with >>> complex models and bug data (up to 256GB) it will just freeze emacs/ess. >>> sometimes i can C-c or C-g it and other times i need to physically kill >>> emacs. >>> >> >> I've been having the same problem for a while, but wasn't able to isolate >> it any more than large data sets, lack of memory, and heavy CPU usage. >> Sometimes everything hangs and I need to power cycle the computer. :( >> >> > And you (both) have `ess-eval-visibly' set to nil, right? > > I do statistical genomics, which can be compute intensive. Sometimes > processes need to run for a while, and I get impatient having to wait. > > I wrote (and use) ox-ravel[1] to speed up my write-run-revise cycle in > org-mode. > > Basically, ravel will export Org mode to a format that knitr (and the > like) can run - turning src blocks into `code chunks'. That allows me to > set the cache=TRUE chunk option, etc. I run knitr on the exported document > to initialize objects for long running computations or to produce a > finished report. > > When I start a session, I run knitr in the R session, then all the cached > objects are loaded in and ready to use. > > If I write a src block I know will take a long time to export, I export > from org mode to update the knitr document and re-knit it to refresh the > cache. > > Mostly, I work in org-mode adding src blocks, revising existing ones, or > editing text and graphics. > > If you decide to try ravel I recommend the `ravel-lang' branch[2] as that > will soon replace master. > > HTH, > > Chuck > > > [1] https://github.com/chasberry/orgmode-accessories > [2] https://github.com/chasberry/orgmode-accessories/tree/ravel-lang >
