Date: Wed, 07 Nov 2007 09:15:50 -0600 From: Derek Ragona <derek@computinginnovations.com> To: Mario Lobo <mario.lobo@ipad.com.br>, freebsd-questions@freebsd.org Subject: Re: Memory problem Message-ID: <6.0.0.22.2.20071107091436.024fe720@mail.computinginnovations.com> In-Reply-To: <200711071139.55971.mario.lobo@ipad.com.br> References: <200711071139.55971.mario.lobo@ipad.com.br>
next in thread | previous in thread | raw e-mail | index | archive | help
At 08:39 AM 11/7/2007, Mario Lobo wrote:
>Hello;
>
>I'm running a qmailrocks install + DNS server here. Hosting 14 domains and
>their respective e-mail accounts. Everything seems to be working fine.
>
>The machine is:
>
>------------------------------------------
>FreeBSD 6.2-STABLE #0: Mon Sep 10 14:15:16 BRT 2007
>CPU: Intel(R) Core(TM)2 CPU 6700 @ 2.66GHz (2669.94-MHz K8-class CPU)
> Origin = "GenuineIntel" Id = 0x6f6 Stepping = 6
> Cores per package: 2
>real memory = 3488481280 (3326 MB)
>avail memory = 3362598912 (3206 MB)
>FreeBSD/SMP: Multiprocessor System Detected: 2 CPUs
> cpu0 (BSP): APIC ID: 0
> cpu1 (AP): APIC ID: 1
>------------------------------------------
>
>When I turn the machine on/restart it, it starts off with around 2800 Mb free
>memory. I know that, in its course of work, a few of those processes do not
>properly return memory back to the system. The machine was last restarted
>exactly a week ago (last wednesday). Now 'top' shows me this:
>
>------------------------------------------
>last pid: 17204; load averages: 0.00, 0.04, 0.06 up 5+21:00:50 11:18:58
>135 processes: 1 running, 132 sleeping, 2 zombie
>CPU states: 0.6% user, 0.0% nice, 0.4% system, 0.2% interrupt, 98.9% idle
>Mem: 379M Active, 1915M Inact, 256M Wired, 119M Cache, 214M Buf, 415M Free
>Swap: 5120M Total, 5120M Free
>------------------------------------------
>
>Here are my questions:
>
>Is this a "normal thing" to happen with memory in just one week?
>Does the '1915M Inact' means "zombie memory" (non-returned)?
>Is there a manual garbage collector i could run?
>What is your advise on what method I could use to precisely track down what
>program(s) is(are) causing this?
>
>I am attaching a png graphic of this.
>
>Thanks,
I have seen memory "eaten up" by running anti-virus and mail scanning
software particularly if you are not bouncing spam. I would check your
spam handling.
-Derek
--
This message has been scanned for viruses and
dangerous content by MailScanner, and is
believed to be clean.
MailScanner thanks transtec Computers for their support.
Want to link to this message? Use this URL: <https://mail-archive.FreeBSD.org/cgi/mid.cgi?6.0.0.22.2.20071107091436.024fe720>