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thanks,
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weird though, swapiness does not exist in 2004.2 in this server. It does in my
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desktop 2004.0.
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but i found the big secret formula to clear up memory. Even though I am not sure.
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(Thanks to Bart Alewijnse)
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dd if=/dev/hda1 of=/dev/null bs=400M
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It frees out a lot of memory.
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However, swap still doesn't work.
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Tom
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On Sat Jul 31 10:25 , Colin Kingsley <ckingsley@×××××.com> sent:
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>just a thought. A server environment might benefit from setting the |
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>swappiness factor higher. try echo "100" > /proc/sys/vm/swappiness |
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> |
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>On Sat, 31 Jul 2004 07:27:36 -0600, Gyujin Park gpark@××××××.com> wrote: |
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>> Yes, response in Apache, and vsFTP gets really slow until more memory frees out. |
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>> (Report from users and other admins while I was testing the system.) |
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>> |
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>> Thanks, |
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>> |
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>> Tom |
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>> |
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>> On Fri Jul 30 20:42 , Colin Kingsley ckingsley@×××××.com> sent: |
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>> |
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>> >As far as I know, your system should be stable. The details of how |
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>> >much memory/swap is used at any given moment probably depends on your |
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>> >kernel, how much memory you have, etc. |
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>> > |
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>> >Do you have any actual evidence of the slow down you mentioned? the |
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>> >system should begin using swap when/if it needs to. it looks to me |
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>> >like you discovered the "free" command and are seeing problems where |
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>> >none exist. |
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>> > |
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>> >On Sat, 31 Jul 2004 03:53:58 +0200, lukas lukas@××××××.de> wrote: |
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>> >> On Saturday 31 July 2004 02:42, Gyujin Park wrote: |
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>> >> > Does this mean the system will be still stable with 99% memory usage? |
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>> >> > I mean, at some point it should turn into swap. The system reaches up |
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>> >> > to 99% physical memory usage with less than 3 MB of physical memory |
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>> >> > left. |
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>> >> |
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>> >> "free" gives me the following outout on my workstation: |
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>> >> |
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>> >> total used free shared buffers cached |
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>> >> Mem: 1550840 1308096 242744 0 94244 859148 |
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>> >> -/+ buffers/cache: 354704 1196136 |
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>> >> Swap: 522104 23868 498236 |
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>> >> |
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>> >> About 84% memory is used. But about 900MB are used for caching and |
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>> >> buffering, so in fact there are only about 346MB in "real use". |
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>> >> If your memory is 99% without buffers and cache, then there is |
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>> >> something wrong (but I don't know what). |
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>> >> Can you see a process that consumes that much memory when you are |
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>> >> calling "ps" or "top"? |
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>> >> What kind of kernel do you use? |
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>> >> |
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>> >> cu |
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>> >> |
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>> >> lukas |
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>> >> |
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>> >> |
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>> >> |
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>> > |
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>> >-- |
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>> >gentoo-performance@g.o mailing list |
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>> > |
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>> |
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>> ---- Introducing Spymac MailPro: http://www.spymac.com/mailpro/ |
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>> |
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>> -- |
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>> gentoo-performance@g.o mailing list |
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>> |
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>> |
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> |
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>-- |
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>gentoo-performance@g.o mailing list |
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> |
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