Messages in this thread | | | Date | Sun, 24 Aug 2003 21:11:17 -0700 | From | William Lee Irwin III <> | Subject | Re: cache limit |
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On Thu, Aug 21, 2003 at 09:49:45AM +0900, Takao Indoh wrote: >>> Actually, in the system I constructed(RedHat AdvancedServer2.1, kernel >>> 2.4.9based), the problem occurred due to pagecache. The system's maximum >>> response time had to be less than 4 seconds, but owing to the pagecache, >>> response time get uneven, and maximum time became 10 seconds.
On Thu, 21 Aug 2003 16:47:09 -0700, Mike Fedyk wrote: >> Please try the 2.4.18 based redhat kernel, or the 2.4-aa kernel.
On Mon, Aug 25, 2003 at 11:45:58AM +0900, Takao Indoh wrote: > I need a tuning parameter which can control pagecache > like /proc/sys/vm/pagecache, which RedHat Linux has. > The latest 2.4 or 2.5 standard kernel does not have such a parameter. > 2.4.18 kernel or 2.4-aa kernel has a alternative method?
This is moderately misguided; essentially the only way userspace can utilize RAM at all is via the pagecache. It's not useful to limit this; you probably need inode-highmem or some such nonsense.
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