Bryce which profiler are you using? just curious... On Mon, Feb 13, 2012 at 9:52 AM, Softaddicts <[email protected]>wrote:
> I did not checked the source code but maybe conj has a vector > specific implementation via protocols. > > Luc P. > > > > For what it's worth, I eventually figured out a solution: use conj > > rather than applying the vector-of function itself. The following are > > all about the same speed and avoid the reflection calls: > > > > (apply conj (vector-of :long) (range 10000000)) > > (apply conj (vector-of :int) (range 10000000)) > > (apply conj (vector) (range 10000000)) > > > > I'm not totally clear on why conj'ing works and applying vector-of > > itself does not, but I'm happy it's faster. > > > > On Jan 27, 4:17 pm, Bryce <[email protected]> wrote: > > > Unfortunately with that change I still show ~90% of CPU time being > > > spent in Reflector.getMethods(). > > > > > > On Jan 27, 11:59 am, Michael Wood <[email protected]> wrote: > > > > > > > > > > > > > > > > > > > > > > > > > On 25 January 2012 23:30, Bryce <[email protected]> wrote: > > > > [...] > > > > > > > > ;All of these spend most of their time in reflection > > > > > (applyvector-of:int (range 10000000)) > > > > > (applyvector-of:int ^"[J>" (range 10000000)) > > > > > (applyvector-of:int ^"[J>" (long-array (range 10000000))) > > > > > (applyvector-of:int ^{:tag 'longs} (long-array (range 10000000))) > > > > > > > Just a guess. Have you tried the following? > > > > > > > (applyvector-of:long ...) > > > > > > > -- > > > > Michael Wood <[email protected]> > > > > -- > > You received this message because you are subscribed to the Google > > Groups "Clojure" group. > > To post to this group, send email to [email protected] > > Note that posts from new members are moderated - please be patient with > your first post. > > To unsubscribe from this group, send email to > > [email protected] > > For more options, visit this group at > > http://groups.google.com/group/clojure?hl=en > > > -- > Softaddicts<[email protected]> sent by ibisMail! > > -- > You received this message because you are subscribed to the Google > Groups "Clojure" group. > To post to this group, send email to [email protected] > Note that posts from new members are moderated - please be patient with > your first post. > To unsubscribe from this group, send email to > [email protected] > For more options, visit this group at > http://groups.google.com/group/clojure?hl=en > -- You received this message because you are subscribed to the Google Groups "Clojure" group. To post to this group, send email to [email protected] Note that posts from new members are moderated - please be patient with your first post. To unsubscribe from this group, send email to [email protected] For more options, visit this group at http://groups.google.com/group/clojure?hl=en
