Bon dia! Aleix Conchillo Flaqué <aconchi...@gmail.com> skribis:
> I was trying to get some guile-json performance times loading large JSON > file. However, I'm getting increasing numbers at each run, so I'm wondering > if I'm doing something wrong. Below you can see how the first run took > 19.95s and then running the same command kept increasing. > > I'm running Guile 2.2.7 on macOS Catalina 10.15.3. > > scheme@(guile-user)> (use-modules (json)) > scheme@(guile-user)> ,t (define a (call-with-input-file > "/Users/aleix/Downloads/large-file.json" (lambda (port) (json->scm port)))) > ;; 19.956429s real time, 87.100982s run time. 75.270202s spent in GC. > ;; 26.173179s real time, 143.645265s run time. 131.022631s spent in GC. > ;; 28.193926s real time, 154.758375s run time. 141.697236s spent in GC. > ;; 29.044218s real time, 160.745984s run time. 147.449073s spent in GC. > ;; 30.480873s real time, 170.855527s run time. 157.332793s spent in GC. > ;; 30.555700s real time, 172.938278s run time. 159.468737s spent in GC. > ;; 32.190478s real time, 172.807551s run time. 158.905645s spent in GC. Could this have to do with <https://issues.guix.gnu.org/issue/40194>? Could you check if that happens with 3.0.2? (Or suggest a ‘large-file.json’ to use. :-)) Thanks in advance! Ludo’.
