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Sounds like a problem with the code. Tom, thanks for investigating this. I'll take a look at the code. > Hi Gilbert and Steve, > > re: > > Just FYI, this anti-DOS feature can also be disabled by setting > > the registry parameter "/server/enable-anti-DOS" to "FALSE". For example, > > > > regutil -s FALSE /server/enable-anti-DOS > > > > The default value of this parameter is TRUE. > > After letting LDM v6.10.1 run overnight (with no problems), I stopped it this > morning, changed the runtime link to point at v6.12.9, edited > ~ldm/etc/registry.xml > and added the anti-DOS <server> tag, and restarted. When I took a look at > load > averages about 20 minutes later, they had risen to 7 and the top CPU users > were > 'ldmd's: > > top - 09:18:30 up 4 days, 16:12, 1 user, load average: 7.02, 6.88, 5.03 > Tasks: 199 total, 8 running, 191 sleeping, 0 stopped, 0 zombie > Cpu(s): 87.6%us, 0.1%sy, 0.0%ni, 12.3%id, 0.0%wa, 0.0%hi, 0.0%si, 0.0%st > Mem: 6096936k total, 5010388k used, 1086548k free, 256840k buffers > Swap: 8388600k total, 0k used, 8388600k free, 4338016k cached > > PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ > COMMAND > 27397 ldm 25 0 1204m 2500 1376 R 100.0 0.0 20:25.93 ldmd > 27459 ldm 25 0 1204m 2468 1360 R 100.0 0.0 19:22.15 ldmd > 27463 ldm 25 0 1204m 2392 1352 R 100.0 0.0 19:22.71 ldmd > 27464 ldm 25 0 1204m 2392 1356 R 100.0 0.0 19:22.71 ldmd > 27465 ldm 25 0 1204m 2520 1356 R 100.0 0.0 19:22.63 ldmd > 27467 ldm 25 0 1204m 2440 1356 R 100.0 0.0 19:21.21 ldmd > 27466 ldm 25 0 1204m 2512 1352 R 99.8 0.0 19:21.48 ldmd > > I then stopped the LDM (I had to kill the 'ldmd' processes by hand and > delete and remake the LDM queue to), switched the runtime link back to > v6.10.1 and restarted. The load averages returned to their low values: > > top - 09:25:15 up 4 days, 16:19, 1 user, load average: 0.91, 4.47, 4.78 > Tasks: 199 total, 1 running, 198 sleeping, 0 stopped, 0 zombie > Cpu(s): 0.3%us, 0.7%sy, 0.0%ni, 98.5%id, 0.0%wa, 0.2%hi, 0.4%si, 0.0%st > Mem: 6096936k total, 5025332k used, 1071604k free, 258056k buffers > Swap: 8388600k total, 0k used, 8388600k free, 4338016k cached > > PID USER PR NI VIRT RES SHR S %CPU %MEM TIME+ COMMAND > 29332 ldm 16 0 1199m 232m 231m S 1.0 3.9 0:00.20 ldmd > 29338 ldm 16 0 1199m 110m 109m S 1.0 1.8 0:00.59 ldmd > 29249 ldm 16 0 1198m 110m 109m S 0.7 1.9 0:01.08 rtstats > 29254 ldm 15 0 1199m 230m 229m S 0.7 3.9 0:00.53 ldmd > 29274 ldm 16 0 1199m 110m 109m S 0.7 1.9 0:00.84 ldmd > 29337 ldm 16 0 1199m 110m 109m S 0.7 1.8 0:00.58 ldmd > 4059 root 16 0 10256 704 608 S 0.3 0.0 0:27.20 hald-addon-stor > 11222 root 15 0 0 0 0 S 0.3 0.0 0:00.58 pdflush > 29251 ldm 15 0 1231m 261m 240m S 0.3 4.4 0:00.73 ldmd > 29253 ldm 15 0 1199m 171m 170m S 0.3 2.9 0:00.84 ldmd > 29266 ldm 16 0 1199m 110m 109m S 0.3 1.9 0:00.87 ldmd > 29268 ldm 16 0 1199m 240m 239m S 0.3 4.0 0:00.53 ldmd > 29342 ldm 16 0 1199m 110m 109m S 0.3 1.8 0:00.57 ldmd > > My surmise from yesterday afternoon appears to stand. > > Cheers, > > Tom > -- > **************************************************************************** > Unidata User Support UCAR Unidata Program > (303) 497-8642 P.O. Box 3000 > address@hidden Boulder, CO 80307 > ---------------------------------------------------------------------------- > Unidata HomePage http://www.unidata.ucar.edu > **************************************************************************** Regards, Steve Emmerson Ticket Details =================== Ticket ID: BOV-866570 Department: Support LDM Priority: Normal Status: Open