Java Arg help

crashing with -XX:+UnlockExperimentalVMOptions -XX:+UseZGC -XX:+ZGenerational java arguments, heres the not really a log log: https://mclo.gs/0300X9m
mclo.gs
Unknown Log [#0300X9m]
163 lines
57 Replies
Lens
LensOP•4mo ago
im using prism and putting them here if that matters
No description
Yeshi
Yeshi•4mo ago
and it runs with the same arguments removed right?
Jckf
Jckf•4mo ago
Unrecognized VM option 'ZGenerational' Process exited with code 1.
Yeshi
Yeshi•4mo ago
i'm not seeing anything wrong but i could be missing something obvious
Lens
LensOP•4mo ago
it runs fine without those arguments yea
Yeshi
Yeshi•4mo ago
ah zgc generational on java 17 probably isn't supported can you try installing adoptium 21? prism lets you disable the compatibility check
Lens
LensOP•4mo ago
yeah, i can then just force disable compat check yea alr
Lens
LensOP•4mo ago
https://adoptium.net/ the download on the main page here right
Adoptium
Adoptium
Eclipse Adoptium provides prebuilt OpenJDK binaries from a fully open source set of build scripts and infrastructure.
Yeshi
Yeshi•4mo ago
it is, but prism has this built in, unless you specifically want to install it systemwide
Lens
LensOP•4mo ago
oh it does
Yeshi
Yeshi•4mo ago
for some reason the "download java" button isn't present in global settings
Yeshi
Yeshi•4mo ago
edit your instance
No description
Lens
LensOP•4mo ago
ohh i can download it thru the management tab
Lens
LensOP•4mo ago
still gives me that pop up error https://mclo.gs/8ICqsx1
mclo.gs
Unknown Log [#8ICqsx1]
163 lines
Lens
LensOP•4mo ago
🤔
No description
Lens
LensOP•4mo ago
oh i had to select it per instance and not globally oh you said that😭
Lens
LensOP•4mo ago
im still getting these tps spikes tho even with those args
No description
Yeshi
Yeshi•4mo ago
can you send your new latest.log?
Yeshi
Yeshi•4mo ago
interestingly it removed the fps spikes from earlier but the internal server is still dying. as a sanity check what if you set dh's cpu load preset to minimum impact?
Lens
LensOP•4mo ago
was there fps spikes? oh yea a tiny bit ig ill try minimum impact
Yeshi
Yeshi•4mo ago
very subtle ones but they were there
No description
Lens
LensOP•4mo ago
yea
Yeshi
Yeshi•4mo ago
and they were at regular intervals which is typical of gc stutters so it makes sense for those to be gone. though the same could be said for the internal server spikes those staying is strange
Lens
LensOP•4mo ago
this is minimal impact
No description
Lens
LensOP•4mo ago
i was on low impact before or whatever the one right after minimal is
Yeshi
Yeshi•4mo ago
that's low yeah log is really plain too, nothing sticks out
Lens
LensOP•4mo ago
im trying 1.21 neoforge rn just to see how do you enable pie charts on 1.21 lol or the tps/fps graphs i mean
Yeshi
Yeshi•4mo ago
f3 and 1 2 or 3
Lens
LensOP•4mo ago
my 60% board was not built for this
Lens
LensOP•4mo ago
yeesh yea well its not bc im on 1.20.1 ig
No description
Lens
LensOP•4mo ago
seems much worse on 1.21 for some reason uhh ima try rc1
Yeshi
Yeshi•4mo ago
it's going off the screen. absolutely wonderful
Lens
LensOP•4mo ago
Yeshi
Yeshi•4mo ago
those are nightly builds, but rc1 released recently so there's only tiny differences anyway also what's your total system memory usage look like? considering you went down in allocation by 24gb i doubt it's hitting swap, but it's best to have it ruled out
Lens
LensOP•4mo ago
ill check once i can load in, but did internal server get renamed to "Full - Save Chunks" ?
Yeshi
Yeshi•4mo ago
yup
Lens
LensOP•4mo ago
looks like my system memory sits around 26gb when im in the world, and 2.3.3-b-dev didn't seem to solve it either, this is with internal server, the java args you sent and lz4 compression
No description
Yeshi
Yeshi•4mo ago
what if you add c2me to at least multithread the worldgen (assuming that's what's causing spikes, it typically wouldn't though)
Lens
LensOP•4mo ago
i can try for this test but i can't use c2me and distant horizons with my normal pack because i use terrafirmacraft: https://discord.com/channels/881614130614767666/1388627785492332675 but ill try rn
Lens
LensOP•4mo ago
that does seem to fix it though
No description
Lens
LensOP•4mo ago
now i just need to figure out how to use DH + C2ME alongside terrafirmacraft which is what i would prefer to do anyway bc that gen speed is crazy
Yeshi
Yeshi•4mo ago
best course of action would probably be to leave it on overnight at the highest cpu load preset when you're back next morning disable distant generation entirely
Lens
LensOP•4mo ago
can you see anything wrong with tfc + dh + c2me though? id rather just be able to use all 3
Yeshi
Yeshi•4mo ago
if you find a way to have them work together it should be fine
Lens
LensOP•4mo ago
https://mclo.gs/o3684lo i get this crazy log spam with all 3
mclo.gs
Forge 1.20.1 Client Log [#o3684lo]
24924 lines | 1991 errors
Lens
LensOP•4mo ago
results in some holes in the lod and being unable to save the world, and eventually crashes after a bit
Lens
LensOP•4mo ago
everything runs fine with c2me alone: https://mclo.gs/LYIpQ7m
mclo.gs
Forge 1.20.1 Client Log [#LYIpQ7m]
766 lines | 1 error
Lens
LensOP•4mo ago
and with dh alone, but as soon as i add all 3 it explodes
Yeshi
Yeshi•4mo ago
try removing dh, using chunky to generate it all with c2me as well, removing chunky and adding dh back
Lens
LensOP•4mo ago
i mean im sure that would work but is there no solution that involves using all 3
Yeshi
Yeshi•4mo ago
not at once out of the box, this'll take a bit longer but you'd get the result you're looking for
Lens
LensOP•4mo ago
its just with tfc you kinda gotta explore long distances some times so its a bit unreasonable to use chunky in that way ig im just wondering if this is something dh needs to fix, c2me needs to fix or tfc needs to fix
Yeshi
Yeshi•4mo ago
from a quick glance at the log i can't really tell
Lens
LensOP•4mo ago
lot of NullPointerException ill try asking c2me peeps

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