On 06/19/2011 06:39 AM, Timo Teräs wrote: > On 06/19/2011 05:54 AM, Denys Vlasenko wrote: >> On Saturday 18 June 2011 17:56, Timo Teräs wrote: >>> Speeds up considerably config file parsing. >>> >>> Signed-off-by: Timo Teräs <[email protected]> >> >> # time ./z ./busybox_old 2>/dev/null >> real 0m5.337s >> user 0m4.655s >> sys 0m0.393s >> >> # time ./z ./busybox 2>/dev/null >> real 0m5.150s >> user 0m4.291s >> sys 0m0.379s >> >> Again, some win, but it's small. However, I use uclibc configured without >> threads. > > For both patches 1 and 3. > > The speed up depends on the size of your modules.dep and the amount of > aliases in /etc/modprobe.d. > > I was testing with stock Ubuntu kernel modules data, and speed up was > enough to justify the byte addition.
For reference. Loop of 100 runs. Original: real 0m5.234s user 0m4.824s sys 0m0.172s Both patches applied: real 0m2.065s user 0m1.648s sys 0m0.188s Did your script really run the right busybox? - Timo _______________________________________________ busybox mailing list [email protected] http://lists.busybox.net/mailman/listinfo/busybox
