Ubuntu 10.04

GHC version

6.12.1

Machine description

desktop

Year

2007

CPU

Intel Pentium 4 (3 GHz)

Memory

2GB ram, no swap

Hard disk

?

Notes

Version 2.4.4 is the static binary from the wiki . Version 2.5 dev is also a static binary, build on branch-2.5.

How to read these tables

  • ?x = less than 5 runs used
  • ~x = less than 20 runs used
  • sdev = std deviation
  • op = optimize –pristine variant

Timings

GHC

./darcs244 sdev op ./darcs244 sdev op ./darcs250 sdev
wh 76.9ms (1.5ms) 14.4ms (0.2ms) 65.8ms (0.3ms)
wh mod 295.7ms (5.6ms) 236.8ms (7.8ms) 276.2ms (5.0ms)
wh -l 170.2ms (0.3ms) 103.8ms (0.3ms) 157.9ms (0.4ms)
record mod ?5757.9ms (4.2ms) ?5675.1ms (6.9ms) 337.1ms (7.5ms)
revert mod 353.6ms (2.7ms) 226.5ms (4.2ms) 224.5ms (3.3ms)
(un)revert mod ?2624.2ms (4.4ms) ~2286.7ms (32.6ms) 511.0ms (1.5ms)
get (full) ?18.0s (0.2s) ?17.9s (0.1s) ?17.9s (0.1s)
get (lazy) ?3.6s (1.2s) ?3.5s (1.2s) ?3.0s (0.3s)
pull 100 ?9.3s (0.1s) ?9.2s (0.0s) ?3.3s (0.1s)
pull 1000 ?54.3s (0.2s) ?54.7s (0.2s) ?46.9s (0.3s)
check ?3m59.9s (0.2s) ?4m0.0s (0.4s) ?4m9.6s (0.4s)
repair ?4m0.1s (0.6s) ?4m0.1s (0.2s) ?4m10.0s (0.8s)
annotate - - - - - -

darcs

./darcs244 sdev op ./darcs244 sdev op ./darcs250 sdev
wh 35.0ms (0.2ms) 11.4ms (0.2ms) 33.0ms (0.2ms)
wh mod 155.8ms (4.8ms) 131.3ms (5.1ms) 150.7ms (4.2ms)
wh -l 72.4ms (0.4ms) 47.0ms (0.2ms) 69.7ms (0.2ms)
record mod ~1579.3ms (12.7ms) ~1500.5ms (3.8ms) 225.7ms (2.2ms)
revert mod 180.4ms (1.4ms) 135.4ms (3.6ms) 124.3ms (1.5ms)
(un)revert mod ~884.1ms (3.5ms) ~752.7ms (2.5ms) 302.3ms (1.4ms)
get (full) ?5.1s (0.1s) ?5.1s (0.2s) ?5.0s (0.1s)
get (lazy) ~1285.3ms (443.6ms) ~1292.7ms (539.2ms) ~1227.7ms (493.4ms)
pull 100 ?2736.5ms (22.2ms) ?2728.3ms (3.8ms) ~1521.6ms (77.1ms)
pull 1000 ?18.7s (0.1s) ?18.8s (0.1s) ?10.6s (0.5s)
check ?21.9s (0.0s) ?21.8s (0.0s) ?23.0s (0.1s)
repair ?21.9s (0.0s) ?21.8s (0.0s) ?23.0s (0.0s)
annotate ?13.4s (0.0s) ?13.4s (0.1s) ?14.1s (0.0s)

Timing Graphs

GHC

image image image image image image image image image image image image image

darcs

image image image image image image image image image image image image image