Date: Fri, 31 Jan 1997 17:30:19 -0500 (EST) From: Network Coordinator <nc@ai.net> To: Richard Gresek <rg@gds.de> Cc: freebsd-isp@FreeBSD.ORG Subject: Re: 300 000 hits / day Message-ID: <Pine.BSF.3.91.970131172915.28104B-100000@alyssa.ai.net> In-Reply-To: <199701311902.UAA10205@gds.de>
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Without getting into specifics, 300k/day on a web server with FreeBSD is
nothing.
We have boxes that are averaging over 40 million hits a day [average hit
954bytes] without blinking. (over 50 conns/sec)
Kyle Amon
AINet
On Fri, 31 Jan 1997, Richard Gresek wrote:
> Hallo,
>
> we are running a very haevy loaded www-server (300.000 hits per day,
> 45 MB data traffic per hour) on FreeBSD 2.2 (2.2 binaries, but 3.0
> kernel), AMD 133, 64 MB RAM, Apache 1.2.
>
> The server has a lot of hits and especially amounts of CGIs running.
>
> Few weeks ago I had to increase the number of process per user in
> the kernel, because the apache server could not spawn child processes for
> the CGIs.
>
> The only little problem is the increasing processor load between 0,8
> and 2.0, sometimes hihger.
>
> For that reason I configured a new dual P5 with 2 x P5, 200 MHz
> (Gigabyte Board) with 3.0-972401-SNAP SMP. This is system has
> been running without any problem with about 50 virtual www servers and
> about 10 000 hits a day.
>
> I changed the values in kernel tha same way also on the new server:
> maxusers 100
> options CHILD_MAX=512
> options OPEN_MAX=512
>
> Now, when I transfer the 300 000 hits server on this machine half of
> the CGIs can not be started. The error log of the server shows:
> #--------
> [Fri Jan 31 19:09:00 1997] access to /usr/home/pdecker/cgi/show_dat.pl
> failed for c4.hrz.uni-giessen.de, reason: couldn't spawn child
> process
> #---------
> The error log is full of theses messages.
>
>
> What else can be the cause that the server cannot start the child
> processes?
>
> I append the values of the kernel vriables to the end of this mail.
>
> Thanks in advance
>
> Richard
>
> Values of the kernel on the new machine:
> ---------------------------------------
> kern.ostype: FreeBSD
> kern.osrelease: 3.0-SMP
> kern.osrevision: 199506
> kern.version: FreeBSD 3.0-SMP #0: Fri Jan 31 18:25:24 CET 1997
> root@wwwserver.plusnet.de:/usr/src/sys/compile/SMP
>
> kern.maxvnodes: 5375
> kern.maxproc: 1620
> kern.maxfiles: 3240
> kern.argmax: 65536
> kern.securelevel: -1
> kern.hostname: wwwserver.plusnet.de
> kern.hostid: 0
> kern.clockrate: { hz = 100, tick = 10000, profhz = 1024, stathz = 128
> }
> kern.posix1version: 199009
> kern.ngroups: 16
> kern.job_control: 1
> kern.saved_ids: 0
> kern.boottime: { sec = 854734276, usec = 0 } Fri Jan 31 19:11:16 1997
> kern.domainname:
> kern.update: 30
> kern.osreldate:
> 199702 kern.bootfile: /kernel
> kern.maxfilesperproc: 3240
> kern.maxprocperuid: 1619
> kern.dumpdev: { major = 255, minor = -65281 }
> kern.somaxconn: 128
> kern.maxsockbuf: 262144
> kern.ps_strings:-272637968
> kern.usrstack: -272637952
> kern.smp_active: 2
> kern.smp_cpus: 2
> kern.idle_debug: 0
> kern.ignore_idleprocs: 1
> kern.acct_suspend: 2
> kern.acct_resume: 4
> kern.acct_chkfreq: 15
> kern.sockbuf_waste_factor: 8
> kern.consmute: 0
>
>
> Values of the kernel on the old machine, that is running fine:
> --------------------------------------------------------------
> kern.ostype: FreeBSD
> kern.osrelease: 3.0-970114-SNAP
> kern.osrevision: 199506
> kern.version: FreeBSD 3.0-970114-SNAP #0: Wed Jan 15 12:00:33 MET 1997
> root@webserver.plusnet.de:/usr2/src/sys/compile/GENERIC
>
> kern.maxvnodes: 4260
> kern.maxproc: 500
> kern.maxfiles: 1000
> kern.argmax: 65536
> kern.securelevel: -1
> kern.hostname: webserver.plusnet.de
> kern.hostid: 0
> kern.clockrate: { hz = 100, tick = 10000, profhz = 1024, stathz = 128}
> kern.posix1version: 199009
> kern.ngroups: 16
> kern.job_control: 1
> kern.saved_ids: 0
> kern.boottime: { sec = 854732807, usec = 640000 }Fri Jan 31 18:46:47 1997
> kern.domainname:
> kern.update: 30
> kern.osreldate: 199702
> kern.bootfile: /kernel
> kern.maxfilesperproc:
> 1000 kern.maxprocperuid: 499
> kern.dumpdev: { major = 255, minor =-65281 }
> kern.somaxconn: 128
> kern.maxsockbuf: 262144
> kern.ps_strings: -272637968
> kern.usrstack: -272637952
> kern.acct_suspend: 2
> kern.acct_resume: 4
> kern.acct_chkfreq: 15
> kern.sockbuf_waste_factor: 8
> kern.consmute: 0 w
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