I have downloaded 2.4.18 source code and did make xconfig make dep and I also have patch-2.4.19-rc1 from kernel.org (need this for usb2.0 drivers) How will I apply this patch? basically what should I do before running 1.????? 2.make bzImage 3.cp bzImage to /boot 4.edit lilo 5.run lilo 6.reboot what is step 1 for patch? Thanks in advance Shino --- Tom Bradley <tojabr@tojabr.com> wrote: > getrusage gives stats for the entire process, very > handy, but won't work if > you just want to time a specific function or chunk > of code. > > > > On Thursday 11 July 2002 1:42 pm, Karthik M wrote: > > hi, > > > > u may probably want to check out getrusage() > command. > > This calculates the time taken for the execution > of > > commands just like the command time. > > > > time is a shell command i suppose but the > getrusage() > > is a funtion in the kernel. > > > > I have tried it in the past but i had some > problems > > with the accuracy of the results that it produces. > > Maybe i am doing something wrong. > > > > Has anyone else tried something with getrusage() > ?? > > > > TIA > > > > karthik > > > > --- Tom Bradley <tbradley@jaycor.com> wrote: > > > If you are timing things inside the kernel > 'time' > > > won't give you what you > > > want, this is for timing user-land processes. I > > > would use the do_gettimeofday > > > function and store the values in a variable and > use > > > a /proc entry to read > > > them. This will have the least interference with > the > > > timings. This will also > > > let you do some stats on it, say longest time, > > > shortest time and average > > > time. > > > > > > Tom > > > > > > > > > > > > On Thursday 11 July 2002 11:26 am, Christine > Ames > > > > > > wrote: > > > > --- Jonathan Khoo > <jonath-k@is.aist-nara.ac.jp> > > > > > > wrote: > > > > > Hi guys, > > > > > > > > > > I want to measure the timings between > various > > > > > > operations in the > > > > > > > > kernel > > > > > and the only way I know of is to use printk > to > > > > > > output the timings. > > > > > > > > However, I also realize that by adding > > > > > > unnecessary printk > > > > > > > > statements > > > > > will affect the system performance. How can > I > > > > > > measure the "actual" > > > > > > > > timings? > > > > > > > > Those more experienced will (please!) correct > me > > > > > > if I am wrong: > > > > ]time your-command // will time start/end of a > > > > > > command > > > > > > > E.g. to "time" the command ls -l: > > > > > > > > [root@eng-03 wordbook] time ll > > > > total 692 > > > > -rwxr-xr-x 1 root root 516 Feb > 28 > > > > > > 06:00 > > > > > > > dictionary.lst* > > > > -rwxr-xr-x 1 root root 1809 Feb > 28 > > > > > > 06:00 en_US.aff* > > > > > > > -rwxr-xr-x 1 root root 695724 Feb > 28 > > > > > > 06:00 en_US.dic* > > > > > > > real 0m0.245s > > > > user 0m0.010s > > > > sys 0m0.010s > > > > > > > > Harmony, > > > > > > > > --Christine > > > > > > > > > > > > > __________________________________________________ > > > > Do You Yahoo!? > > > > Sign up for SBC Yahoo! Dial - First Month Free > > > > http://sbc.yahoo.com > > > > > > -- > > > Kernelnewbies: Help each other learn about the > Linux > > > kernel. > > > Archive: > > > http://mail.nl.linux.org/kernelnewbies/ > > > FAQ: http://kernelnewbies.org/faq/ > > > > __________________________________________________ > > Do You Yahoo!? > > Sign up for SBC Yahoo! Dial - First Month Free > > http://sbc.yahoo.com > -- > Kernelnewbies: Help each other learn about the Linux > kernel. > Archive: > http://mail.nl.linux.org/kernelnewbies/ > FAQ: http://kernelnewbies.org/faq/ > __________________________________________________ Do You Yahoo!? Yahoo! Autos - Get free new car price quotes http://autos.yahoo.com -- Kernelnewbies: Help each other learn about the Linux kernel. Archive: http://mail.nl.linux.org/kernelnewbies/ FAQ: http://kernelnewbies.org/faq/
