Threads on Linux are analagous to processes. What you're
seeing here are all of the threads Tomcat has spawned, and the
memory shown on each one is actually memory shared between
all of them.
Best Regards,
Jason Koeninger
J&J Computer Consulting
http://www.jjcc.com
On Fri, 24 Aug 2001 16:38:56 -0500, Daniel Lamblin wrote:
>I have tomcat, running through apache on a pentium machine with 32mb of ram
>running debain linux. Normally this machine would be fine for serving a
>few small pages. It even does well with tomcat. But there's something
>that concerns me going on:
>
>I have 7 contexts, and 4 virtual hosts setup, maybe that might explain it,
>but tomcat just seems to like to allocate a bunch of memory for a bunch of
>forks:
>
>24269 daniell 19 0 1212 1212 688 R 0 33.6 1.8 0:23 top
>12774 root 1 0 24180 18M 2064 S 0 3.8 30.2 229:35 java
>12461 root 0 0 24180 18M 2064 S 0 3.7 30.2 266:03 java
>12765 root 1 0 24180 18M 2064 S 0 3.7 30.2 141:43 java
>11186 root 0 0 24180 18M 2064 S 0 3.4 30.2 396:17 java
>12292 root 0 0 24180 18M 2064 S 0 3.3 30.2 313:36 java
>12422 root 1 0 24180 18M 2064 S 0 3.3 30.2 301:51 java
>11181 root 1 0 24180 18M 2064 S 0 3.2 30.2 336:00 java
>12770 root 0 0 24180 18M 2064 S 0 3.2 30.2 223:01 java
>22851 root 0 0 24180 18M 2064 S 0 3.2 30.2 129:10 java
>12424 root 0 0 24180 18M 2064 S 0 3.1 30.2 328:19 java
>12773 root 1 0 24180 18M 2064 S 0 3.1 30.2 219:35 java
>12294 root 1 0 24180 18M 2064 S 0 2.9 30.2 315:20 java
>12299 root 1 0 24180 18M 2064 S 0 2.9 30.2 340:21 java
>12428 root 0 0 24180 18M 2064 S 0 2.8 30.2 320:21 java
>12464 root 0 0 24180 18M 2064 S 0 2.8 30.2 290:18 java
>12293 root 1 0 24180 18M 2064 S 0 2.7 30.2 326:51 java
>
>I have never seen anything so scarry. tomcat doesn't run like this on
>other systems... and its not even being asked to do anything in the last
>hour or so.
>
>Is this expected? what can people do to limit this sort of thing? please
>mail [EMAIL PROTECTED]
>oh yeah this is 3.2.1
>
>see also ps ax output:
>11121 ? S 0:24 [java]
>11148 ? S 1:08 [java]
>11149 ? S 13:54 [java]
>11150 ? S 0:09 [java]
>11151 ? S 0:26 [java]
>11152 ? S 175:58 [java]
>11153 ? S 0:00 [java]
>11154 ? S 0:00 [java]
>11155 ? S 0:31 [java]
>11156 ? S 4:23 [java]
>11157 ? S 0:06 [java]
>11158 ? S 0:04 [java]
>11159 ? S 0:05 [java]
>11160 ? S 0:05 [java]
>11161 ? S 0:05 [java]
>11162 ? S 0:05 [java]
>11163 ? S 0:05 [java]
>11164 ? S 0:04 [java]
>11165 ? S 0:05 [java]
>11166 ? S 0:05 [java]
>11167 ? S 0:05 [java]
>11168 ? S 0:05 [java]
>11169 ? S 0:00 [java]
>11170 ? S 0:00 [java]
>11171 ? S 0:00 [java]
>11172 ? S 0:00 [java]
>11173 ? S 0:00 [java]
>11174 ? S 0:00 [java]
>11175 ? S 0:00 [java]
>11176 ? S 0:00 [java]
>11177 ? S 0:00 [java]
>11178 ? S 0:00 [java]
>11179 ? S 0:06 [java]
>11180 ? S 358:55 [java]
>11181 ? S 336:47 [java]
>11182 ? S 345:22 [java]
>11183 ? S 376:11 [java]
>11184 ? S 372:19 [java]
>11185 ? S 366:28 [java]
>11186 ? S 397:02 [java]
>11187 ? S 682:53 [java]
>11188 ? S 755:39 [java]
>11189 ? S 1967:50 [java]
>11190 ? S 0:06 [java]
>11193 ? S 0:31 [java]
>12290 ? S 311:15 [java]
>12291 ? S 317:25 [java]
>12292 ? S 314:21 [java]
>12293 ? S 327:37 [java]
>12294 ? S 316:06 [java]
>12295 ? S 315:46 [java]
>12296 ? S 310:09 [java]
>12297 ? S 317:27 [java]
>12298 ? S 311:17 [java]
>12299 ? S 341:05 [java]
>12419 ? S 299:30 [java]
>12420 ? S 306:20 [java]
>12421 ? S 316:25 [java]
>12422 ? S 302:37 [java]
>12423 ? S 318:37 [java]
>12424 ? S 329:06 [java]
>12425 ? S 313:38 [java]
>12426 ? S 315:40 [java]
>12427 ? S 324:35 [java]
>12428 ? S 321:07 [java]
>12460 ? S 266:20 [java]
>12461 ? S 266:46 [java]
>12462 ? S 277:03 [java]
>12463 ? S 273:58 [java]
>12464 ? S 291:02 [java]
>12465 ? S 301:17 [java]
>12466 ? S 301:07 [java]
>12467 ? S 295:56 [java]
>12468 ? R 310:28 [java]
>12469 ? S 304:12 [java]
>12765 ? S 142:30 [java]
>12766 ? S 137:16 [java]
>12767 ? S 180:14 [java]
>12768 ? S 173:41 [java]
>12769 ? S 224:51 [java]
>12770 ? S 223:47 [java]
>12771 ? S 225:57 [java]
>12772 ? S 217:16 [java]
>12773 ? S 220:19 [java]
>12774 ? S 230:19 [java]
>22842 ? S 0:00 [java]
>22843 ? S 0:00 [java]
>22844 ? S 0:00 [java]
>22845 ? S 0:00 [java]
>22846 ? S 0:12 [java]
>22847 ? S 0:41 [java]
>22848 ? S 0:52 [java]
>22849 ? S 126:07 [java]
>22850 ? S 135:34 [java]
>22851 ? S 129:56 [java]
>
