A common problem with modded Minecraft is even though you might have more than enough RAM to run your modpack, the mods are using up all of the available memory and leaving none for Java to do. I was able to prevent this with some tweaking. They should still be valid since those are arguments for java 8 and we still use java 8. JAVA - oh Java GraalVM is a Java virtual machine , with the objective to be as fast and efficient as possible. For the server, I have an i7-2600 @ 3. At the moment I'll try to program a simple Minecraft mod which automatically writes a text into a Minecraft book. 18 forge 2022>REM Add custom program arguments {such as nogui} to this file in the next line. 12. Using Better FPS and FerriteCore helps. 2 which worked like an absolutel charm. This argument is used to specify the average RAM usage by Minecraft on your system. In. When the heap size is not set, OpenJ9 will only acquire a small amount of memory at startup (ideal for cloud environment), and grows the heap as the application runs. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. These flags work and scale accordingly to any size of memory, even 500MB but 1. (Frozen for literally 2 seconds, then playable just fine for 2 seconds, then frozen for another 2- Its seriously a 50/50 split)of course, adjust -Xms and -Xmx values to whatever you want, same for your java path and server jar. You have two options, running your server through a . The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. I've been using Aikar's flags with 1. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. -Xmn. 0. JVM Arguments. JVM Arguments for Modded Minecraft (Updated 12/30/13) Thread starter Eyamaz; Start date Aug 13, 2013; Forums. First things first, you'll need to open up your Mac. Mods like Optifine and Sodium can't fix that; they can't affect how well your game can load chunks. 1. 18. Went into the Java Console, placed the arguments in the java runtime environment settings except for xms/xmx 2. 8). The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all. Thank you for your help. Overview. Yes. 312-1\bin\java. ADDITIONALLY Java arguments really should be custom tailored to the machine. The Mod works. I suggest using the 64bit offline installer option. With over 800 million mods downloaded every month and over 11 million active monthly users, we are a growing community of avid gamers, always on the hunt for the next thing in user-generated content. 2 (build 17. 16. if you're struggling with performance you could add rubidium. Also, modern/modded Minecraft only needs such arguments because it is coded so poorly that it allocates and discards hundreds of megabytes of memory per second, more than my own highly optimized modded version which was coded to minimize object creation and unnecessary wrappers/encapsulation/etc uses in total, even at maximum settings in a demanding environment, which runs perfectly fine for. 5 MDK, some of the code in the. 2. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. Press Ctrl + Shift + Esc together to open the Task Manager. You can get better performance using Fabric with the mods Sodium and Iris. Hover over the. Select the Installations tab at the top of the Minecraft Launcher. Open the Minecraft tab. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. bat to run the server. or another pack I guess. 13+ with Java 11 you can add these VM options and that might work as well: "-XX:+UnlockExperimentalVMOptions -XX:+UseJVMCICompiler". Now for windows 8 go to start and type in settings and then click pc and devices, then pc info and it should show the ram. For more information about the JVM Launch arguments go here Just turn off connected textures and leave 2 GB RAM on your phone. 67GHz x64 cores : 4 logical processors : 8 GPU: Sapphire hd 7950 3GB GDDR5 VAPOR-X RAM : 12GB Much appreciated if you can help me. So when trying to open my minecraft I get this crash text, no crash log at all, and I did not change any settings in my java runtime config nor do I even know how to check that, I'd appreciate help with this (Minecraft Version: 1. Step 4: Play Minecraft. We may forger about problems with Garbage Collector and Minecraft constantly freezing every few seconds. STEP 5: Select the More Options tab in the right area of the screen. The line below shows 3 JVM arguments. This release also includes new features for map makers. Modding Your Minecraft World with Java Arguments. Click Done and restart Minecraft. Use better java arguments. The Z Garbage Collector is enabled with the command-line option -XX:+UseZGC. Adding custom Java arguments; Debugging issues with the launcher. 4 packs will run on 32 bit java. 15 (Java 8+, MC 1. 8. Now the information. -Xmx8G -XX:+UseG1GC -XX:+UnlockExperimentalVMOptions. 12. formatMsgNoLookups=true. 6. Step 4:. In Prism, right click the instance, hit edit -> settings, then check the Java arguments box and put the same line in the text box. Now for mac, windows 7, and windows 8, go open the minecraft launcher. Click on "More options" on the bottom. 7. Auto Refresh - Automatically refreshes your. Your FPS is displayed in the top left corner, one row down. The information surrounding Java arguments for modded Minecraft is so confusing. 16. I have the following for my modded MC games, but you can search "Minecraft java arguments" to find out what these do and tweak them to your system: -XX:+UseConcMarkSweepGC -XX:+CMSConcurrentMTEnabled -XX:G1HeapRegionSize=32M. 15 will not do well with such low memory…) java -Xms10G -Xmx10G -XX:+UseG1GC -XX:+ParallelRefProcEnabled . This JVM argument is used to specify the maximum amount of RAM to allocate to. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. Then copy and paste the Java Arguments from the first post in this thread into the Additional Java Parameters box. So, I recently found out about directly allocating RAM using some JVM argument. • 3 yr. Enter -Xmx6G if you want to specify an average of 6 GB of RAM to your game. After this, all you need to do is change your java arguments to use the new Shenandoah GC and remove any arguments that are specific to G1GC. Updated 12/30/13. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. We would like to show you a description here but the site won’t allow us. java -XX:+PrintFlagsFinalAll you have to do is install the plugin and run the following commands: /chunky radius 5000 followed by /chunky start. OptiFine, previously known as Optimine and OptiFog; is a Minecraft modification created by sp614x, Insecs,. The only thing slightly outdated would be -Xmx4G -Xms4G. 0-openjdk-1. So, I was hoping someone here might know. However, that isn't a requirement of FTB. Supposedly keeps CPU usage stable. 1-forge-39. I've been reading that ZGC has been a bit unstable but that is most likely tuning issues. so you have to remove some of the old Java 8 arguments it doesn't like. We're now releasing 1. So you want to mod your Minecraft world and enhance it in ways you didn't think were possible? Well, my friend, you've come to the right place. 5. 16. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all. There's a much easier way to solve the issue with the old java version. I've been playing on this server for over a week now and verything was fine up until today when suddenly my CPU usage started spiking along with RAM usage. 10, setAside from performance mods and arguments, what are you trying to run? If you want to play a heavy modded technical pack in the latest Minecraft version, i doubt it will ever work even at minimum settings with Sodium and stuff; but if you just want to play Minecraft but nicer (for example, a vanilla plus modpack in a version up to 1. Modded minecraft needs for most of the packs between 6 and 8 gigabytes of RAM, but I saw few huge packs which will crash if you give them less than 12 GB. 7 is just a completely different beast that nobody has really analyzed yet to the degree Eyamaz analyzed 1. • 1 day ago. --nogui disables Vanilla's GUI, so you don't get double interfaces when. txtMinecraft Launcher. Minecraft is one such game that is highly based on Java. At the top main menu click the Mods tab, Minecraft, Browse Modpacks; 6. Vanilla, un-modded Minecraft does not need more than 2GB of RAM, however be aware that it’s possible to have your Java configuration overridden by Windows environment variables. Java 1. 6. Help appreciated**. 0. Select jar launcher and make sure your java is selected. changing configs on the CF settings will only change the -Xmx argument. Thyrial. Some mods add structures etc. Effortless File Management with Falix: Organize, upload, and manage your Minecraft files with ease. New comments cannot be posted and votes cannot be cast. I have the following for my modded MC games, but you can search "Minecraft java arguments" to find out what these do and tweak them to your system: -XX:+UseConcMarkSweepGC -XX:+CMSConcurrentMTEnabled -XX:G1HeapRegionSize=32M Bigger 1. dgc. Java normally accumulates 'garbage' objects until it's close to filling up the memory allocated to it, then the process of garbage collection is kicked off and a big portion of the allocated RAM is freed up, usually in an unnoticeably short lag spike. I found that -XX. After a few research i finnaly found an java argument line that should work good to everyone, for me in enigmatica 2 expert doubled the frames, reduced processor usage by 50%, ram usage is at 4-5 Gb insted of 8-9, and lag spikes are drastically reduced ( 1 in 3 hours of gameplay) . #1. 1 but when I tried playing it says "This crash may be caused by an invalid java runtime configuration. 16. minecraft. gcInterval=2147483646 -XX:+UnlockExperimentalVMOptions -XX:G1NewSizePercent=20 -XX:G1ReservePercent=20 -XX:MaxGCPauseMillis=51 -XX:G1HeapRegionSize=32M. Download links for the latest version are below. java -Xmx1024M -Xms1024M -jar server. Check any custom configuration setting. Here is how you allocate RAM on a windows system: Create a new document and save it as run. You shouldn't use more than 20GB of RAM, G1GC could start to struggle… Sources. integrated. 5. • 2 yr. Hi there I really want a java argument but I can't find anygood ones for modded minecraft can someone help me. 7 is just a completely different beast that nobody has really analyzed yet to the degree Eyamaz analyzed 1. 15: java -Xms10G -Xmx10G -XX:+UseG1GC -XX:+ParallelRefProcEnabled -XX:MaxGCPauseMillis=200 -XX:+UnlockExperimentalVMOptions . 4. -Xmx1G will set the MAXIMUM HEAP to 1GB at start-up. It has 2 cores and 4 threads. Memory usage before [jei]: Building ingredient filter: ~4. The server supports the following modpacks: Terra Nova, Antimatter chemistry, MC Eternal, VoidPack 2, Advanced Wizardry, Skyfactory 3 & 4, Project Ozone 3, Direwolf20, FTP Revelation, Stoneblock 2. Since then, I've just kept those arguments in place, even when playing. The old method opens the minecraft launcher, just as if I double clicked the jar file, however it does not go directly. It's a wild wild web out there, and in particular when it comes to modded minecraft, you may have noticed there's an awful of of outdated and bad info out there. 6, close to the same mapped area as the 1. REM Add custom JVM arguments to the user_jvm_args. 6. To start off, it is very important to check the requirements for a good performance in modern Modded Minecraft. 6. 2 and above, so you should simply need to update your Forge version to be secure. "-XX:ParallelGCThreads=12" - Sets the maximum logical processors (threads) the Java application (Minecraft) can use; my CPU has 12 threads, so I set it to 12. I'm curious as to what JVM arguments people are using to launch their servers. With default settings, whenever Java needs to clean memory (call Garbage Collector) it will freeze. [deleted] • 3 yr. 2 GB or use Optifine, which ignores this limit), HD resource packs (and even that is debatable), or memory-inefficient mods. My suspect is the Immersive Railroading mod. I'm searching for the optimal arguments when playing light modded 1. We always recommend having at least 1. They are common to all JVM garbage collectors. The following are general arguments that the community recommends: -XX. Stay organized and in control, creating a seamless Minecraft experience for you and your fellow players. ago. . Java arguments. Also set the RAM higher by editing the JVM arguments. Fabric Java Args? Hey all, I am looking at switching the server I run for my friends and I from spigot to fabric, and have seen no mention of Java Args with the fabric-server-launch. As well as that, JAVA ARGUMENTS YOU'VE USED BEFORE MAY NOT WORK. The only thing that has changed on. First make sure you can use java from the command line. 12. I've tried fixing this by downloading Java 17 and replacing the file path to the Java 17 javaw. 8. It seems that you should only install the latest versions of Java for Minecraft versions higher than 1. files for sevtech. MultiMC Modpack Install. jar with the name of the jar you have downloaded. To use Java arguments, you need to access the game's launch options and add the arguments there. 7. Regarding your specific options, the interpretation is: -Xmx - MAX -Xms - initial (MIN) -Xmn - new space (this is a more specific tuning parameter) For client-side Minecraft, it generally makes sense to set the Xmx and Xms to the same value (-Xmx2G -Xms2G). Press edit minecraft. Help. 18 with no performance issues. The best resource I could find was ( ). This argument will enable Java to run in 64 bit. 139. , how much memory will initially be used when launching. if I find better ways to increase performance. If you see multiple -Xmx arguments, including one that is not in the "JVM Arguments" text box in your Minecraft profile, the global Java limit is preventing you from allocating enough memory. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. I don't think there's much more I can do now aside from removing mods. The /r/feedthebeast subreddit is not affiliated or. jar [arguments for the application] -Dfml* is an argument that must be passed to forge, and so must come AFTER the -jar . 6. Step 1: Launch Java Argument Generator. preferIPv4Stack=true. 想知道关于他们的介绍还请各位先参考以下链接，在这里我们是已知你已经知道怎么调整优化参数，以及知道模组版本的位置在哪里。. Specs: i7, 4,4 Ghz, 4c8t. Download minecraft_server. What config to change. jar nogui -XX. Special thanks to Keybounce for his research and ideas. It’s possible to profile your Java virtual machine using a profiler and watch how the memory is used and then refer to the wiki of commands for possible alterations you can make. On Linux and macOS this should already be set up but on Windows you might have to tinker with the PATH environment variable. 8+) Update. I've been dying to play Java and modded minecraft. 1. 4) then added a few mods that I couldn't find using the search bar. First of all check for spelling mistakes. the original -Xms stays in the java arguments and the -Xms 7072m that I. and instead of making it run. The easiest solution is just drop your java arguments in the launcher. Turn down. YourCoal. Running Minecraft in borderless window mode can make for a more. The executable is located in /bin. C:UsersobsbDesktopCustom Server 1. Tuning a standalone Minecraft server is a totally different beast. Aug 13, 2013. md -Xmx6G -Xms6G -XX:+UseG1GC -Dsun. 5. Extra arguments. 16. every version should use these arguments, you can find an explanation of them on some old post. Now, with that out of the way: How to use OpenJ9: Head on over to AdoptOpenJDK and select OpenJDK 8 (LTS) and OpenJ9. 0. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. You have to create a notepad file, call the JAVA variable, drop the arguments, and. Posts: 1. This might be the cause: Latest Java = 17 -> for MC 1. So, to make things easier for anyone in the future wanting to find a good combo of mods and the right java arguments to use with them, this post will act as a more compact list of things you'll need to do so you don't have to search for three or more weeks for the right answers like I had. I made sure Minecraft was using my GPU. getSource (), IntegerArgumentType. Turns out, since most Minecraft server java arguments mods are made by hobbyists and not experienced coders, there are some bad programming habits that are common to them, and one of those appears to be calling explicit garbage collection, way too frequently, eating massive amounts of CPU time. Also, modern/modded Minecraft only needs such arguments because it is coded so poorly that it allocates and discards hundreds of megabytes of memory per. Archived post. When I come back to playing old modpacks I don't have t. Though a PermSize of 128m normally suffices if your not trying to make the JVM attempt what I try to do in the OP. But the advice from twisto and b0bst3r is also sound - Minecraft 1. Try to uninstall all your Minecraft mods and restart the LAN session. server. 16. It's fairly simple, so I was wondering if there were any launch. This might also be caused by malware, such as premieropinion. This can result in errors like "java. This will add an extra 2 gigs of RAM for java to use for minecraft. I'm trying to install some fabric mods on. 1. Some launchers like Curseforge and Prism Launcher ask you to use Java 8 on 1. In the “Target” field, add “-Xmx2G” to the end of the line. Go to the "Installations" tab. Click on the version menu and find quilt (You could optionally edit the quilt one) Set the directory for the game (Leave it if you just want to keep it in . 14. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. 8. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but. Use Fabric's default Java arguments on MultiMC See original GitHub issue. This will pre-generate a 5,000 block radius around your world spawn. Step 2: Open your Minecraft launcher, select the version you wish to apply the argument to, and click edit profile. But, it is recommended that the heavier mod packs like Monster and DW20 use 64 bit due to the increased memory usage required. 1 fabric dedicated server (fabric) and on linux machine that is more than powerful to run 5 huge servers. Modded Minecraft [Java] crash. **Please Note**. The /r/feedthebeast subreddit is not affiliated or associated with the Feed. If you have 16GB RAM, give Minecraft like 7GB. exe -Xmx4096M -Xms2048M -jar <location of your Minecraft exe>. One more thing to recommend in the world of Java arguments: switching to the Zulu OpenJDK, without any tinkering or command-line argument stuff other than the heap memory limit, has given me way more. 4. Fabric also has patched versions for. Fix 5. Sometimes Java 11 will work where Java 17 doesn't. CurseForge is one of the biggest mod repositories in the world, serving communities like Minecraft, WoW, The Sims 4, and more. 63 - Rubidium (Forge port of Fabric Sodium) instead of Optifine - Radium (Forge port of Fabric Lithium) - Starlight (optimize light) - Better Fps - Render Distance (render distance optimization) Scroll to the bottom and click "More Options" and right below that you can point it at the correct redhat java. 0. useIKVM=False Java. Open the twitch settings menu. But this could bring overhead as the jvm acquires more memory. this option allows you to specify and use those Java version files. It's a very simple thing to do: edit a profile, click "more options" at the bottom, and change that little "2GB" in the script window to something better. rmi. server. exe and put in your arguments below that. I have magnesium, clumps, ai improvement mods, allocated an adequate amount of ram, prioritized java's CPU usage, closed everything other than Minecraft, ran antiviruses and is still have some lag spikes. So I'd apreciate some help ! Specs Step 1: Launch Java Argument Generator. Reset all network settings. 16. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to. bat) and look the command. Hey, this guide doesn't apply to bedrock. Garbage collection is the technical term referring to the cleaning of unused items that are in the allocated RAM to free them up for other uses. 6. . 18. 16GB RAM. Then add the amount of RAM you would like to the JVM Arguments text box. If you use the JDK instead of the JRE then you can use the following command line to force the JDK to use all available cores for optimising Java itself ( source ): -server -XX:+UseConcMarkSweepGC -XX:+UseParNewGC -XX:+CMSIncrementalPacing -XX:ParallelGCThreads=7 -XX:+AggressiveOpts -Xms1G -Xmx8G -jar craftbukkit-1. 12. dgc. 0. I'm running my server on Java 8 and my startup command is just. This is due to the growth of MC having hit an important threshold, that the crappy graph is trying to illustrate: the default sizing of Minecraft memory (1GB) is now too small to accommodate a normal size modded MC instance. Learn more about Teamspath_to_jave. Xmn needs to be set to ¼ the size [of Xmx] [citation needed] Edit: and yes i know he is tagged as "Mod Pack Team", but i still remain sceptical, since my tests came to a opposite result. 17+ on a Minecraft server SummaryForge is a modding API for Minecraft that allows users to create and install mods to add. 1. It works, but after a while i get 1 second lagg. Conclusion. 16, you will need to use Java 8. 4 instance uses almost no resources compared to modern versions, only 5-10% of what my computer can provide, even with minimal threading - even when flying around in Creative the server tick time is less than 10 ms, or 20% of the maximum -. Type the following this is for 4GB: C:<location to your javaw>javaw. What arguments should I use to make my server more stable, and what arguments should I tell my friends to use when they play on it. 18+ . The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. Default Minecraft Launcher. To see if you are running 64 bit Java or. Some launchers like Curseforge and Prism Launcher ask you to use Java 8 on 1. How to manually install Forge 1. minecraft. To fix CurseForge M-Tech lag, do this: Open the CurseForge app. . MultiMC generally adds most of the relevant JVM arguments itself, without any need for. 13+ minecraft just needs 4gb for vanilla itself to run fine. 2. Running out of memory is a common issue in Java applications, usually caused by inefficient memory management or not allocating enough memory for your program's needs. Do not overwrite or delete anything, just add the. 7. I was seeing if there was a suggested java argument for 1. A History of Modded Minecraft Memory Usage; Modded Minecraft Performace Benchmarks; Low End PCs; Note that these instructions are for. Java. All you have to do is copy and paste the text in the box into your Minecraft profile under JVM Arguments! The argument works by enabling Garbage Collecting on Java, which increases how much Java clears useless memory. They should still be valid since those are arguments for java 8 and we. So I'd apreciate some help ! SpecsStep 1: Launch Java Argument Generator. 18+ mods, and most 1. Souls - After you die, a hostile Soul that stores your inventory will spawn. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion. Here are some steps you can take to. Check your Java Version and adjust the Allocated Memory and paste the Additional Arguments from the Java instructions above. x: 1. 18+ mods, and most 1. This is for the client, of course. As usual i changed the amount of . 2 until Minecraft 1. json does not specify "minVersion" propertyATLauncher is a simple and easy to use Minecraft Launcher which contains 155 modpacks for you to choose from, as well as the ability to browse and install packs from other platforms including CurseForge, Modrinth and Technic. I'm looking for a good, reliable US located (preferably Chicago/East Coast) host that can handle a running a server with 150+ mods for a good price. This can be resolved by: Looking at your FTB launcher and finding the version of Forge that the modpack runs on. Let me know if you need the Java parameters if you end up needing to try!. We have set up this repository on GitHub in case you want to try this out yourself. 3. With servers you don't really need JVM arguments but here are mine; Reveal hidden contents. 13 multithreaded world generation, 1. I think it is the java that causes it now. Is there any jvm arguments or perhaps edits i can do to some configs etc. To add, what other said here. -XX:MaxGCPauseMillis=200 -XX:ParallelGCThreads=<var> -XX:ConcGCThreads=<var>. No matter what CPU you have it will only use 1 core due to bad design. I know, old hat. Every modpack is effectively a different application in terms of performance tuning, which means that the startup parameters for vanilla may not work. For modern versions, 8 GB (with proper JVM arguments;. If you added a tonne of arguments to your Minecraft launcher, chances are they won't work or might break something. To put it simply, this is in many cases poor advice, especially for users with lots of mods and/or very limited hardware resources. (sometimes happen to lighter modpacks) In a bit light modpack (150+ mods) it's microstutter, minecraft is using 4gb ram and downs to 2gb causing microstutter. Changing Java’s runtime options (including memory options such as MaxM and MinM). 10 and I have a small server with my friends. I recently decided to allocate more ram to my game. 8. Create a text document in your server folder. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass. For minecraft, the two biggest ones are; -XX:+UseG1GC and -XX:+UseConcMarkSweepGC As a note, -XX:+UseConcMarkSweepGC has many settings to it as outlined in the fasterj post. （伺服器教学链接）. 17. All objects are initially allocated into the nursery. The subreddit for all things related to Modded Minecraft for Minecraft Java Edition --- This subreddit was originally created for discussion around the FTB launcher and its modpacks but has since grown to encompass all aspects of modding the Java edition of Minecraft. Forge-related optimization. The Java Argument Generator is a simple, easy to use program intended to generate an argument made to speed up Minecraft.