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| author | Joey Hess <joey@gnu.kitenet.net> | 2009-10-16 15:50:33 -0400 |
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| committer | Joey Hess <joey@gnu.kitenet.net> | 2009-10-16 15:50:33 -0400 |
| commit | b2fd4f9b254610283d3fa6944ea73941c2045769 (patch) | |
| tree | b9290b14472b902cec6ba5582862d11aa685e46f | |
| parent | 2209a07ba34830c63ce578881da6a006bc48d90f (diff) | |
| download | ikiwiki-b2fd4f9b254610283d3fa6944ea73941c2045769.tar ikiwiki-b2fd4f9b254610283d3fa6944ea73941c2045769.tar.gz | |
explain how to profile
| -rw-r--r-- | doc/tips/optimising_ikiwiki.mdwn | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/doc/tips/optimising_ikiwiki.mdwn b/doc/tips/optimising_ikiwiki.mdwn index 6d0997603..085ef0306 100644 --- a/doc/tips/optimising_ikiwiki.mdwn +++ b/doc/tips/optimising_ikiwiki.mdwn @@ -140,6 +140,21 @@ That is accomplished as follows: Be aware that the [[plugins/search]] plugin has to update the search index whenever any page is changed. This can slow things down somewhat. +## profiling + +If you have a repeatable change that ikiwiki takes a long time to build, +and none of the above help, the next thing to consider is profiling +ikiwiki. + +The best way to do it is: + +* Install [[cpan Devel::NYTProf]] +* `PERL5OPT=-d:NYTProf` +* `export PER5OPT` +* Now run ikiwiki as usual, and it will generate a `nytprof.out` file. +* Run `nytprofhtml` to generate html files. +* Those can be examined to see what parts of ikiwiki are being slow. + ## scaling to large numbers of pages Finally, let's think about how huge number of pages can affect ikiwiki. |