NFS high cpu

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nimeye

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Hi. I have a HP Microserver running FreeNAS and when I turn on NFS and connect a share after a short while the cpu goes up to 100% and the machine eventually turns off by itself. When I look the 'Display system processes' it shows a process called 'find' at 100%. Despite me powering off the machine (with the button on front) on a few occasions when this has happened there's been no loss of data so its pretty solid in that way at least. Do I just need to add more RAM or is something else causing this? Has anyone had this issue? There is currently 2GB ram, and I understand that's below the recommended amount. Other than this its very stable and looks like it doesn't use much anyway.
 

cyberjock

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Yeah.. more RAM before you even try to complain about problems. Just had this discussion with iX guys this weekend that <8GB of RAM is just a cause for problems.
 

cyberjock

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Still... Findrocess should not go to 100% cpu usage...

Really? On what basis? Because I've seen just about every service and process that exists behave erratically when you don't have 8GB of RAM. This is why I put that big fat warning that <8GB of RAM is a bad idea. The system behaves erratically, irrationally, and illogically with <8GB of RAM. There's no rhyme or reason and no way to logically approach "solving the problem".
 

TheSmoker

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Really? On what basis? Because I've seen just about every service and process that exists behave erratically when you don't have 8GB of RAM. This is why I put that big fat warning that <8GB of RAM is a bad idea. The system behaves erratically, irrationally, and illogically with <8GB of RAM. There's no rhyme or reason and no way to logically approach "solving the problem".
No really. Find requiring 8g ram.... On what planet?
 

cyberjock

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I'm not saying find requires 8GB of RAM. I'm saying that FreeNAS requires 8GB of RAM. When you have less the other process that are running don't have enough to run. The sum of all of the processes that FreeNAS uses will need a combined 8GB of RAM. If you have less then they start randomly terminating for various completely illogical reasons. But I've never said that find required 8GB of RAM. There's probably 50 examples of this on the forums if you want to argue with me.. but the evidence is overwhelming. It's so overwhelming I don't even begin to help people troubleshoot problems unless you have 8GB of RAM. It's a little hard to justify spending time troubleshooting processes that are terminating in unusual ways because they can't allocate the required RAM to not be terminated.
 

Ghwomb

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I have 8Gb of RAM and a woefully underpowered CPU. And I can't transfer a large file, or several small, without the transfer speed going down to close to zero. I have another 8Gb RAM stick so I will see if that help. But unfortunately the second RAM slot on my mother board seems to be broken. So I'll report back later when I get a replacement.
 
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