On Tue, Mar 20, 2001 at 09:48:37AM -0800, Ted Faber scribbled:
| On Tue, Mar 20, 2001 at 11:38:18AM -0600, Michael C . Wu wrote:
| > On Tue, Mar 20, 2001 at 09:27:17AM -0800, Alfred Perlstein scribbled:
| > | * Michael C . Wu <[EMAIL PROTECTED]> [010320 09:11] wrote:
| > | > Physical memory is 2.5 GB. We do MFS and it croaks/crashes
| > | > at midnight, our peak load time. We do md0, it croaks before
| > | > peak time.
| > |
| > | Explain the crash. What is md0/MFS being used for? Why do you
| > | need it?
| >
| > md0/MFS is used for caching the articles that BBS users read.
| > They often read the same articles over and over again,
| > and we find that a 128MB MFS/md0 will have 70% hitrate
| >
| > When our MFS/md0 fills up after long usage, the box easily
| > dies. (We crontab clean the mfs, but sometimes the load
| > shoots up for no reason and is not able to clean the mfs in time.)
| > If we dont do this cache, the data for the bulletin boards
|
| Forgive me if this is a stupid question, but how much swap is there on
| this machine? Is the combination of the packed MFS and high process
| load exhausting your swap?
SWAP is never touched. :)
last pid: 23395; load averages: 2.08, 2.92, 3.60 up 0+01:29:58 02:03:27
1529 processes:24 running, 1505 sleeping
CPU states: 40.5% user, 0.0% nice, 46.4% system, 1.1% interrupt, 12.0% idle
Mem: 705M Active, 1369M Inact, 332M Wired, 99M Cache, 265M Buf, 7504K Free
Swap: 512M Total, 512M Free
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| http://iteration.net/~keichii | Yes, BSD is a conspiracy. |
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