Rainer M Krug writes: > Hi > > I have a relatively large file with > about 200 =source blocks (R) to be tangled to get an R package. But the > tangling takes about 20 seconds. > > Profiling the tangling showed that the call to ~mapcar~ in > ~org-babel-params-from-properties~ takes about 40% of the execution time > (see profiler excerpt below). Is there anything one can do to make this > faster? > > In addition to this, I observed there is some interaction with ESS when > tangling, which in my understanding is not necessary. I get messages > like > > ,---- > | ... > | Wrote /Users/rainerkrug/Documents/Projects/EnergyBalance/.Rbuildignore > | Wrote /Users/rainerkrug/Documents/Projects/EnergyBalance/tests/wpLELTest.R > | You are developing: (EnergyBalance) > | Wrote /Users/rainerkrug/Documents/Projects/EnergyBalance/R/plotwpLELFitListParDistr.R > | You are developing: (EnergyBalance) > | ... > `---- > > where the messages "You are developing: (EnergyBalance)" come from > ESS. Is this to be expected that R is called for some blocks, but not > for others, when tangling? > > Version info: > ,---- > | Org-mode version 8.3beta (release_8.3beta-1209-gc532ff @ /Users/rainerkrug/.emacs.d/org-mode/lisp/) > | GNU Emacs 24.5.1 (x86_64-apple-darwin14.3.0, Carbon Version 157 > | AppKit 1347.57) of 2015-04-13 on Rainers-MacBook-Pro.local > `---- > > Cheers, > > Rainer > > ,---- > | - time-execute 4950 84% > | - call-interactively 4950 84% > | - org-babel-tangle 4828 82% > | - org-babel-tangle-collect-blocks 2728 46% > | - org-babel-tangle-single-block 1363 23% > | - org-babel-get-src-block-info 1304 22% > | - org-babel-parse-src-block-match 1210 20% > |### - org-babel-params-from-properties 1193 20% > | + mapcar 1144 19% > | + org-entry-get 33 0% > | + org-babel-parse-header-arguments 12 0% > | + org-babel-combine-header-arg-lists 4 0% > | + org-babel-parse-header-arguments 3 0% > | + apply 2 0% > | generate-new-buffer 1 0% > | + org-unescape-code-in-string 1 0% > | byte-code 1 0% > | + org-babel-generate-file-param 86 1% > | + org-babel-process-params 2 0% > | org-babel-where-is-src-block-head 1 0% > | + org-store-link 36 0% > | line-number-at-pos 17 0% > | + byte-code 2 0% > | generate-new-buffer 1 0% > | - org-babel-get-src-block-info 1334 22% > | - org-babel-parse-src-block-match 1235 21% > |#### - org-babel-params-from-properties 1212 20% > | + mapcar 1163 19% > | + org-entry-get 30 0% > | + org-babel-parse-header-arguments 12 0% > | + org-babel-combine-header-arg-lists 7 0% > | + org-babel-parse-header-arguments 7 0% > | + apply 4 0% > | + org-unescape-code-in-string 2 0% > | generate-new-buffer 1 0% > | + org-babel-generate-file-param 89 1% > | org-babel-where-is-src-block-head 2 0% > | + org-in-commented-heading-p 8 0% > | + org-babel-active-location-p 4 0% > | + byte-code 2 0% > | + mapc 2098 35% > | + run-hooks 1 0% > | + smex 122 2% > | + ... 912 15% > | + flyspell-post-command-hook 4 0% > | + redisplay_internal (C function) 3 0% > | + timer-event-handler 3 0% > `---- -- Rainer M. Krug, PhD (Conservation Ecology, SUN), MSc (Conservation Biology, UCT), Dipl. Phys. (Germany) Centre of Excellence for Invasion Biology Stellenbosch University South Africa Tel : +33 - (0)9 53 10 27 44 Cell: +33 - (0)6 85 62 59 98 Fax : +33 - (0)9 58 10 27 44 Fax (D): +49 - (0)3 21 21 25 22 44 email: Rainer@krugs.de Skype: RMkrug PGP: 0x0F52F982