Re: [us...@httpd] what does 0 mean of serving time

2010-07-15 Thread Jeff Trawick
On Wed, Jul 14, 2010 at 11:56 AM, Hu Hailin wrote: > the os of my box is CentOS 5.3 and httpd is the built-in one. > >> it may mean that the requests didn't take long to server AND the clock >> is not high resolution > > I thought so as well, but about 90% of the requests are around > 10_000-100_0

Re: [us...@httpd] what does 0 mean of serving time

2010-07-14 Thread Hu Hailin
the os of my box is CentOS 5.3 and httpd is the built-in one. > it may mean that the requests didn't take long to server AND the clock > is not high resolution I thought so as well, but about 90% of the requests are around 10_000-100_000µs. Meanwhile 0µs requests are about 5%. It's hard to believ

Re: [us...@httpd] what does 0 mean of serving time

2010-07-14 Thread Jeff Trawick
On Wed, Jul 14, 2010 at 10:19 AM, Hu Hailin wrote: > Hi, > > http://httpd.apache.org/docs/2.2/en/mod/mod_log_config.html#formats > > I'm using %D to log the time taken to serve requests. > I found the time might be 0 in nonspecific requests. The rate of 0 > serving time goes the same trend with se

[us...@httpd] what does 0 mean of serving time

2010-07-14 Thread Hu Hailin
Hi, http://httpd.apache.org/docs/2.2/en/mod/mod_log_config.html#formats I'm using %D to log the time taken to serve requests. I found the time might be 0 in nonspecific requests. The rate of 0 serving time goes the same trend with server load. Does it mean some kind of timeout? Thanks. -- islu