On Fri, Feb 24, 2012 at 6:31 PM, Andrew Dunstan <andrew@dunslane.net> wrote:
> Really? Here's what I just got on a severely under-resourced SL6 VM:
>
> 1.5s doesn't seem terribly slow.
You are right. Come to think of it, I do seem to recall that initdb
got some speed improvements; these were in 8.3 days, I think.
Here are my numbers for comparison, in some various forms:
env time /usr/lib/postgresql/9.1/bin/initdb /tmp/foo
0.94user 0.28system 0:01.87elapsed 64%CPU (0avgtext+0avgdata 79920maxresident)k
14288inputs+85144outputs (36major+66622minor)pagefaults 0swaps
env time eatmydata /usr/lib/postgresql/9.1/bin/initdb /tmp/foo
0.90user 0.27system 0:01.26elapsed 92%CPU (0avgtext+0avgdata 79984maxresident)k
856inputs+85144outputs (0major+67202minor)pagefaults 0swaps
env time /usr/lib/postgresql/9.1/bin/initdb /dev/shm/blah
0.90user 0.19system 0:01.15elapsed 95%CPU (0avgtext+0avgdata 79984maxresident)k
0inputs+0outputs (0major+67192minor)pagefaults 0swaps
Retracted.
--
fdr
