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Hi, |
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|
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Peter Humphrey schrieb: |
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> I'm watching the emerge of mozilla-firefox with top (I've just set the java |
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> USE flag so that I can use some astronomy Web sites), and I'm puzzled. This |
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> is a dual-Opteron box with 4G memory, and I have it set up with 6G /tmp |
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> mounted on tmpfs. Top shows 0k of used swap, so I'm confident that I'm not |
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> doing any swapping. It should show me a total of up to 200% when the system |
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> is fully loaded. |
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> |
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> But top shows 49 - 50% wa, which I understand is I/O waiting time (even with |
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> the X term rolled up), cc1plus is showing only single-digit percent CPU, |
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> and the System and User CPU % are in the teens. I can get X to use 30-odd % |
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> by leaving the terminal on display, or 1% by rolling it up; that seems not |
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> to affect the other figures. No other user processes are running; only the |
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> background processes started by init and so on. What is the machine doing? |
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> Why does it not work harder at its allotted task? |
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What are your MAKEOPTS set to? Are you sure firefox can be built in |
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parallel? Depending on how long lived the g++ processes are, top showing |
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low CPU percentage for them is quite normal. |
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If nothing helps, try compiling inside a screen session. |
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Regards, |
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Thomas |
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-- |
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