Thanks everyone for your help. It seems the process is running stable now using JDK 18. (Resident size 1.6 GB with 400 MB live Java objects.)
Bit of an anticlimactic ending to the mystery (was there a bug that got fixed since JDK 16?), but as things are fine, I won't complain. On Wed, 30 Mar 2022 at 18:59, Stefan Reich < stefan.reich.maker.of....@googlemail.com> wrote: > Process got to 9GB, yet various diagnostics still unremarkable: > > MemoryMXBean.getHeapMemoryUsage() showing 1.5 GB committed > MemoryMXBean.getNonHeapMemoryUsage() showing 350 MB committed > Memory pools also looking healthy: https://botcompany.de/images/1103117 > > (Big Eden space though. Is that normal?) > > I did find the courage to upgrade to JDK 18. So far the ship is afloat. > Have enabled NMT too. Patient will be monitored. > > Thanks > > > On Mon, 28 Mar 2022 at 18:23, Stefan Reich < > stefan.reich.maker.of....@googlemail.com> wrote: > >> Yeah I gotcha... here it is: >> >> root@c8:~# ps -aef|grep 6344 >> root 6344 1 24 Mar22 ? 1-10:46:31 java >> --illegal-access=permit -Xmx2g --add-opens >> java.base/jdk.internal.loader=ALL-UNNAMED --add-opens >> java.base/jdk.internal.module=ALL-UNNAMED --add-opens >> java.base/jdk.internal.ref=ALL-UNNAMED --add-opens >> java.base/java.lang.module=ALL-UNNAMED --add-opens >> java.base/jdk.internal.reflect=ALL-UNNAMED -jar /root/.javax/x30.jar 1013896 >> >> On Mon, 28 Mar 2022 at 17:52, Shawn Heisey <j...@elyograg.org> wrote: >> >>> On 3/28/22 09:31, Stefan Reich wrote: >>> > Hi Shawn - interesting, but that's not it... >>> > https://botcompany.de/images/1103113 >>> >>> That makes me suspect that Java is not being given the memory options >>> you think it is. Take a look at the output from this command, and share >>> it if you can, substituting the correct PID number if that has changed: >>> >>> ps axww | grep 6344 >>> >>> If the ps on that system doesn't like those options, replace "axww" with >>> "-aef". >>> >>> Thanks, >>> Shawn >>> >>> _______________________________________________ >>> hotspot-gc-use mailing list >>> hotspot-gc-use@openjdk.java.net >>> https://mail.openjdk.java.net/mailman/listinfo/hotspot-gc-use >>> >> >> >> -- >> == Gaz.AI == >> > > > -- > == Gaz.AI == > -- == Gaz.AI ==
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