# # There is insufficient memory for the Java Runtime Environment to continue. # Native memory allocation (mmap) failed to map 12884901888 bytes. Error detail: committing reserved memory. # Possible reasons: # The system is out of physical RAM or swap space # This process is running with CompressedOops enabled, and the Java Heap may be blocking the growth of the native heap # Possible solutions: # Reduce memory load on the system # Increase physical memory or swap space # Check if swap backing store is full # Decrease Java heap size (-Xmx/-Xms) # Decrease number of Java threads # Decrease Java thread stack sizes (-Xss) # Set larger code cache with -XX:ReservedCodeCacheSize= # JVM is running with Zero Based Compressed Oops mode in which the Java heap is # placed in the first 32GB address space. The Java Heap base address is the # maximum limit for the native heap growth. Please use -XX:HeapBaseMinAddress # to set the Java Heap base and to place the Java Heap above 32GB virtual address. # This output file may be truncated or incomplete. # # Out of Memory Error (os_linux.cpp:2827), pid=8040, tid=8041 # # JRE version: (21.0.8+9) (build ) # Java VM: OpenJDK 64-Bit Server VM (21.0.8+9-Ubuntu-0ubuntu124.04.1, mixed mode, sharing, tiered, compressed oops, compressed class ptrs, g1 gc, linux-amd64) # Core dump will be written. Default location: Core dumps may be processed with "/usr/share/apport/apport -p%p -s%s -c%c -d%d -P%P -u%u -g%g -F%F -- %E" (or dumping to /home/lhsebi/DTMF-server-s2/core.8040) # --------------- S U M M A R Y ------------ Command Line: -Xms12G -Xmx12G paper-1.21.8-50.jar Host: Intel(R) Celeron(R) CPU J3355 @ 2.00GHz, 4 cores, 7G, Ubuntu 24.04.2 LTS Time: Mon Aug 25 20:33:59 2025 UTC elapsed time: 0.009140 seconds (0d 0h 0m 0s) --------------- T H R E A D --------------- Current thread (0x0000701dfc019250): JavaThread "Unknown thread" [_thread_in_vm, id=8041, stack(0x0000701e03500000,0x0000701e03600000) (1024K)] Stack: [0x0000701e03500000,0x0000701e03600000], sp=0x0000701e035fe500, free space=1017k Native frames: (J=compiled Java code, j=interpreted, Vv=VM code, C=native code) V [libjvm.so+0x10197ab] VMError::report_and_die(int, char const*, char const*, __va_list_tag*, Thread*, unsigned char*, void*, void*, char const*, int, unsigned long)+0x27b (os_linux.cpp:2827) V [libjvm.so+0x101a211] V [libjvm.so+0x6b28c1] V [libjvm.so+0xd0125d] os::pd_commit_memory_or_exit(char*, unsigned long, unsigned long, bool, char const*)+0xdd V [libjvm.so+0xcfac8f] os::commit_memory_or_exit(char*, unsigned long, unsigned long, bool, char const*)+0x1f V [libjvm.so+0x813ecb] G1PageBasedVirtualSpace::commit(unsigned long, unsigned long)+0x5b V [libjvm.so+0x82a53b] G1RegionsLargerThanCommitSizeMapper::commit_regions(unsigned int, unsigned long, WorkerThreads*)+0xab V [libjvm.so+0x8baeaa] HeapRegionManager::commit_regions(unsigned int, unsigned long, WorkerThreads*)+0x5a V [libjvm.so+0x8bcb4f] HeapRegionManager::expand(unsigned int, unsigned int, WorkerThreads*)+0x2f V [libjvm.so+0x8bcd65] HeapRegionManager::expand_by(unsigned int, WorkerThreads*)+0x75 V [libjvm.so+0x7c965c] G1CollectedHeap::expand(unsigned long, WorkerThreads*, double*)+0xfc V [libjvm.so+0x7c9bf3] G1CollectedHeap::initialize()+0x543 V [libjvm.so+0xfbc269] universe_init()+0xd9 V [libjvm.so+0x8db01a] init_globals()+0x3a V [libjvm.so+0xf9b368] Threads::create_vm(JavaVMInitArgs*, bool*)+0x278 V [libjvm.so+0x9b5813] JNI_CreateJavaVM+0x53 C [libjli.so+0x4673] JavaMain+0x93 C [libjli.so+0x846d] ThreadJavaMain+0xd C [libc.so.6+0x9caa4] --------------- P R O C E S S --------------- Threads class SMR info: _java_thread_list=0x0000701e04f4d000, length=0, elements={ } Java Threads: ( => current thread ) Total: 0 Other Threads: 0x0000701dfc0706f0 WorkerThread "GC Thread#0" [id=8042, stack(0x0000701e03028000,0x0000701e03128000) (1024K)] 0x0000701dfc07dbd0 ConcurrentGCThread "G1 Main Marker" [id=8043, stack(0x0000701e01700000,0x0000701e01800000) (1024K)] 0x0000701dfc07eb80 WorkerThread "G1 Conc#0" [id=8044, stack(0x0000701e015ff000,0x0000701e016ff000) (1024K)] [error occurred during error reporting (printing all threads), id 0xb, SIGSEGV (0xb) at pc=0x0000701e041e4a24] VM state: not at safepoint (not fully initialized) VM Mutex/Monitor currently owned by a thread: ([mutex/lock_event]) [0x0000701e04f26d10] Heap_lock - owner thread: 0x0000701dfc019250 Heap address: 0x0000000500000000, size: 12288 MB, Compressed Oops mode: Zero based, Oop shift amount: 3 CDS archive(s) mapped at: [0x0000000000000000-0x0000000000000000-0x0000000000000000), size 0, SharedBaseAddress: 0x0000000800000000, ArchiveRelocationMode: 1. Narrow klass base: 0x0000000000000000, Narrow klass shift: 0, Narrow klass range: 0x0 GC Precious Log: CardTable entry size: 512 Card Set container configuration: InlinePtr #cards 4 size 8 Array Of Cards #cards 64 size 144 Howl #buckets 8 coarsen threshold 14745 Howl Bitmap #cards 2048 size 272 coarsen threshold 1843 Card regions per heap region 1 cards per card region 16384 Heap: garbage-first heap total 0K, used 0K [0x0000000500000000, 0x0000000800000000) region size 8192K, 0 young (0K), 0 survivors (0K) [error occurred during error reporting (printing heap information), id 0xb, SIGSEGV (0xb) at pc=0x0000701e047ad7de] GC Heap History (0 events): No events Dll operation events (1 events): Event: 0.004 Loaded shared library /usr/lib/jvm/java-21-openjdk-amd64/lib/libjava.so Deoptimization events (0 events): No events Classes loaded (0 events): No events Classes unloaded (0 events): No events Classes redefined (0 events): No events Internal exceptions (0 events): No events ZGC Phase Switch (0 events): No events VM Operations (0 events): No events Memory protections (1 events): Event: 0.003 Protecting memory [0x0000701e03500000,0x0000701e03504000] with protection modes 0 Nmethod flushes (0 events): No events Events (0 events): No events Dynamic libraries: 6039084d9000-6039084da000 r--p 00000000 08:02 15073342 /usr/lib/jvm/java-21-openjdk-amd64/bin/java 6039084da000-6039084db000 r-xp 00001000 08:02 15073342 /usr/lib/jvm/java-21-openjdk-amd64/bin/java 6039084db000-6039084dc000 r--p 00002000 08:02 15073342 /usr/lib/jvm/java-21-openjdk-amd64/bin/java 6039084dc000-6039084dd000 r--p 00002000 08:02 15073342 /usr/lib/jvm/java-21-openjdk-amd64/bin/java 6039084dd000-6039084de000 rw-p 00003000 08:02 15073342 /usr/lib/jvm/java-21-openjdk-amd64/bin/java 60390b89f000-60390b8e6000 rw-p 00000000 00:00 0 [heap] 701dc8000000-701dc8021000 rw-p 00000000 00:00 0 701dc8021000-701dcc000000 ---p 00000000 00:00 0 701dcc000000-701dcc021000 rw-p 00000000 00:00 0 701dcc021000-701dd0000000 ---p 00000000 00:00 0 701dd0000000-701dd0021000 rw-p 00000000 00:00 0 701dd0021000-701dd4000000 ---p 00000000 00:00 0 701dd5000000-701dd7000000 rw-p 00000000 00:00 0 701dd7000000-701de4800000 ---p 00000000 00:00 0 701de4800000-701de4a70000 rwxp 00000000 00:00 0 701de4a70000-701debd38000 ---p 00000000 00:00 0 701debd38000-701debfa8000 rwxp 00000000 00:00 0 701debfa8000-701dec2c7000 ---p 00000000 00:00 0 701dec2c7000-701dec537000 rwxp 00000000 00:00 0 701dec537000-701df3800000 ---p 00000000 00:00 0 701df3800000-701dfbe2a000 r--s 00000000 08:02 15073492 /usr/lib/jvm/java-21-openjdk-amd64/lib/modules 701dfc000000-701dfc0b1000 rw-p 00000000 00:00 0 701dfc0b1000-701e00000000 ---p 00000000 00:00 0 701e00f97000-701e015fe000 rw-p 00000000 00:00 0 701e015fe000-701e015ff000 ---p 00000000 00:00 0 701e015ff000-701e016ff000 rw-p 00000000 00:00 0 701e016ff000-701e01700000 ---p 00000000 00:00 0 701e01700000-701e01800000 rw-p 00000000 00:00 0 701e01800000-701e03000000 ---p 00000000 00:00 0 701e03027000-701e03028000 ---p 00000000 00:00 0 701e03028000-701e03128000 rw-p 00000000 00:00 0 701e03128000-701e0332f000 rw-p 00000000 00:00 0 701e0332f000-701e03415000 ---p 00000000 00:00 0 701e03415000-701e0341a000 rw-p 00000000 00:00 0 701e0341a000-701e03500000 ---p 00000000 00:00 0 701e03500000-701e03504000 ---p 00000000 00:00 0 701e03504000-701e03600000 rw-p 00000000 00:00 0 701e03600000-701e0369d000 r--p 00000000 08:02 14695527 /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.33 701e0369d000-701e037e5000 r-xp 0009d000 08:02 14695527 /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.33 701e037e5000-701e0386c000 r--p 001e5000 08:02 14695527 /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.33 701e0386c000-701e03877000 r--p 0026b000 08:02 14695527 /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.33 701e03877000-701e0387a000 rw-p 00276000 08:02 14695527 /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.33 701e0387a000-701e0387e000 rw-p 00000000 00:00 0 701e03917000-701e03927000 r--p 00000000 08:02 14714998 /usr/lib/x86_64-linux-gnu/libm.so.6 701e03927000-701e039a6000 r-xp 00010000 08:02 14714998 /usr/lib/x86_64-linux-gnu/libm.so.6 701e039a6000-701e039fe000 r--p 0008f000 08:02 14714998 /usr/lib/x86_64-linux-gnu/libm.so.6 701e039fe000-701e039ff000 r--p 000e7000 08:02 14714998 /usr/lib/x86_64-linux-gnu/libm.so.6 701e039ff000-701e03a00000 rw-p 000e8000 08:02 14714998 /usr/lib/x86_64-linux-gnu/libm.so.6 701e03a00000-701e03ca2000 r--p 00000000 08:02 15073498 /usr/lib/jvm/java-21-openjdk-amd64/lib/server/libjvm.so 701e03ca2000-701e04b17000 r-xp 002a2000 08:02 15073498 /usr/lib/jvm/java-21-openjdk-amd64/lib/server/libjvm.so 701e04b17000-701e04df1000 r--p 01117000 08:02 15073498 /usr/lib/jvm/java-21-openjdk-amd64/lib/server/libjvm.so 701e04df1000-701e04ec5000 r--p 013f0000 08:02 15073498 /usr/lib/jvm/java-21-openjdk-amd64/lib/server/libjvm.so 701e04ec5000-701e04ef5000 rw-p 014c4000 08:02 15073498 /usr/lib/jvm/java-21-openjdk-amd64/lib/server/libjvm.so 701e04ef5000-701e04f5b000 rw-p 00000000 00:00 0 701e04f9f000-701e05000000 rw-p 00000000 00:00 0 701e05000000-701e05028000 r--p 00000000 08:02 14714995 /usr/lib/x86_64-linux-gnu/libc.so.6 701e05028000-701e051b0000 r-xp 00028000 08:02 14714995 /usr/lib/x86_64-linux-gnu/libc.so.6 701e051b0000-701e051ff000 r--p 001b0000 08:02 14714995 /usr/lib/x86_64-linux-gnu/libc.so.6 701e051ff000-701e05203000 r--p 001fe000 08:02 14714995 /usr/lib/x86_64-linux-gnu/libc.so.6 701e05203000-701e05205000 rw-p 00202000 08:02 14714995 /usr/lib/x86_64-linux-gnu/libc.so.6 701e05205000-701e05212000 rw-p 00000000 00:00 0 701e0521f000-701e05258000 rw-p 00000000 00:00 0 701e05258000-701e0525f000 ---p 00000000 00:00 0 701e0525f000-701e0526c000 r--p 00000000 08:02 15073469 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjava.so 701e0526c000-701e0527b000 r-xp 0000d000 08:02 15073469 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjava.so 701e0527b000-701e05280000 r--p 0001c000 08:02 15073469 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjava.so 701e05280000-701e05281000 r--p 00021000 08:02 15073469 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjava.so 701e05281000-701e05282000 rw-p 00022000 08:02 15073469 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjava.so 701e05282000-701e05283000 rw-p 00000000 00:00 0 701e05283000-701e0528b000 rw-s 00000000 08:02 11534376 /tmp/hsperfdata_lhsebi/8040 701e0528b000-701e0528c000 ---p 00000000 00:00 0 701e0528c000-701e0528d000 r--p 00000000 00:00 0 701e0528d000-701e05291000 r--p 00000000 08:02 14695358 /usr/lib/x86_64-linux-gnu/libgcc_s.so.1 701e05291000-701e052b5000 r-xp 00004000 08:02 14695358 /usr/lib/x86_64-linux-gnu/libgcc_s.so.1 701e052b5000-701e052b9000 r--p 00028000 08:02 14695358 /usr/lib/x86_64-linux-gnu/libgcc_s.so.1 701e052b9000-701e052ba000 r--p 0002b000 08:02 14695358 /usr/lib/x86_64-linux-gnu/libgcc_s.so.1 701e052ba000-701e052bb000 rw-p 0002c000 08:02 14695358 /usr/lib/x86_64-linux-gnu/libgcc_s.so.1 701e052bb000-701e052bd000 rw-p 00000000 00:00 0 701e052bd000-701e052bf000 r--p 00000000 08:02 15073473 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjli.so 701e052bf000-701e052c9000 r-xp 00002000 08:02 15073473 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjli.so 701e052c9000-701e052cc000 r--p 0000c000 08:02 15073473 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjli.so 701e052cc000-701e052cd000 r--p 0000f000 08:02 15073473 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjli.so 701e052cd000-701e052ce000 rw-p 00010000 08:02 15073473 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjli.so 701e052ce000-701e052d0000 r--p 00000000 08:02 14695579 /usr/lib/x86_64-linux-gnu/libz.so.1.3 701e052d0000-701e052e2000 r-xp 00002000 08:02 14695579 /usr/lib/x86_64-linux-gnu/libz.so.1.3 701e052e2000-701e052e8000 r--p 00014000 08:02 14695579 /usr/lib/x86_64-linux-gnu/libz.so.1.3 701e052e8000-701e052e9000 r--p 0001a000 08:02 14695579 /usr/lib/x86_64-linux-gnu/libz.so.1.3 701e052e9000-701e052ea000 rw-p 0001b000 08:02 14695579 /usr/lib/x86_64-linux-gnu/libz.so.1.3 701e052ea000-701e052eb000 ---p 00000000 00:00 0 701e052eb000-701e052ed000 r--p 00000000 08:02 15073472 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjimage.so 701e052ed000-701e052f0000 r-xp 00002000 08:02 15073472 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjimage.so 701e052f0000-701e052f1000 r--p 00005000 08:02 15073472 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjimage.so 701e052f1000-701e052f2000 r--p 00006000 08:02 15073472 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjimage.so 701e052f2000-701e052f3000 rw-p 00007000 08:02 15073472 /usr/lib/jvm/java-21-openjdk-amd64/lib/libjimage.so 701e052f3000-701e052f5000 rw-p 00000000 00:00 0 701e052f5000-701e052f6000 r--p 00000000 08:02 14714992 /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 701e052f6000-701e05321000 r-xp 00001000 08:02 14714992 /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 701e05321000-701e0532b000 r--p 0002c000 08:02 14714992 /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 701e0532b000-701e0532d000 r--p 00036000 08:02 14714992 /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 701e0532d000-701e0532f000 rw-p 00038000 08:02 14714992 /usr/lib/x86_64-linux-gnu/ld-linux-x86-64.so.2 7ffc8ca2c000-7ffc8ca4d000 rw-p 00000000 00:00 0 [stack] 7ffc8cbd2000-7ffc8cbd6000 r--p 00000000 00:00 0 [vvar] 7ffc8cbd6000-7ffc8cbd8000 r-xp 00000000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 --xp 00000000 00:00 0 [vsyscall] Total number of mappings: 104 JVMTI agents: none VM Arguments: jvm_args: -Xms12G -Xmx12G java_command: paper-1.21.8-50.jar java_class_path (initial): paper-1.21.8-50.jar Launcher Type: SUN_STANDARD [Global flags] intx CICompilerCount = 2 {product} {ergonomic} uint ConcGCThreads = 1 {product} {ergonomic} uint G1ConcRefinementThreads = 2 {product} {ergonomic} size_t G1HeapRegionSize = 8388608 {product} {ergonomic} uintx GCDrainStackTargetSize = 64 {product} {ergonomic} size_t InitialHeapSize = 12884901888 {product} {command line} size_t MarkStackSize = 4194304 {product} {ergonomic} size_t MaxHeapSize = 12884901888 {product} {command line} size_t MinHeapDeltaBytes = 8388608 {product} {ergonomic} size_t MinHeapSize = 12884901888 {product} {command line} uintx NonNMethodCodeHeapSize = 5826188 {pd product} {ergonomic} uintx NonProfiledCodeHeapSize = 122916026 {pd product} {ergonomic} uintx ProfiledCodeHeapSize = 122916026 {pd product} {ergonomic} uintx ReservedCodeCacheSize = 251658240 {pd product} {ergonomic} bool SegmentedCodeCache = true {product} {ergonomic} size_t SoftMaxHeapSize = 12884901888 {manageable} {ergonomic} bool UseCompressedOops = true {product lp64_product} {ergonomic} bool UseG1GC = true {product} {ergonomic} Logging: Log output configuration: #0: stdout all=warning uptime,level,tags foldmultilines=false #1: stderr all=off uptime,level,tags foldmultilines=false Environment Variables: PATH=/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/snap/bin SHELL=/bin/bash LANG=C.UTF-8 LC_NUMERIC=C.UTF-8 TERM=tmux-256color Active Locale: LC_ALL=C LC_COLLATE=C LC_CTYPE=C LC_MESSAGES=C LC_MONETARY=C LC_NUMERIC=C LC_TIME=C Signal Handlers: SIGSEGV: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked SIGBUS: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked SIGFPE: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked SIGPIPE: javaSignalHandler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, blocked SIGXFSZ: javaSignalHandler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, blocked SIGILL: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked SIGUSR2: SR_handler in libjvm.so, mask=00000000000000000000000000000000, flags=SA_RESTART|SA_SIGINFO, blocked SIGHUP: SIG_DFL, mask=00000000000000000000000000000000, flags=none, blocked SIGINT: SIG_DFL, mask=00000000000000000000000000000000, flags=none, blocked SIGTERM: SIG_DFL, mask=00000000000000000000000000000000, flags=none, blocked SIGQUIT: UserHandler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, blocked SIGTRAP: crash_handler in libjvm.so, mask=11100100010111111101111111111110, flags=SA_RESTART|SA_SIGINFO, unblocked Periodic native trim disabled --------------- S Y S T E M --------------- OS: DISTRIB_ID=Ubuntu DISTRIB_RELEASE=24.04 DISTRIB_CODENAME=noble DISTRIB_DESCRIPTION="Ubuntu 24.04.2 LTS" uname: Linux 6.8.0-78-generic #78-Ubuntu SMP PREEMPT_DYNAMIC Tue Aug 12 11:34:18 UTC 2025 x86_64 OS uptime: 0 days 0:28 hours libc: glibc 2.39 NPTL 2.39 rlimit (soft/hard): STACK 8192k/infinity , CORE 0k/infinity , NPROC 30733/30733 , NOFILE 1048576/1048576 , AS infinity/infinity , CPU infinity/infinity , DATA infinity/infinity , FSIZE infinity/infinity , MEMLOCK 993456k/993456k load average: 0.66 0.76 0.58 /proc/meminfo: MemTotal: 7947664 kB MemFree: 5538064 kB MemAvailable: 7214892 kB Buffers: 76736 kB Cached: 1795664 kB SwapCached: 0 kB Active: 692412 kB Inactive: 1416268 kB Active(anon): 255600 kB Inactive(anon): 0 kB Active(file): 436812 kB Inactive(file): 1416268 kB Unevictable: 27440 kB Mlocked: 27316 kB SwapTotal: 4194300 kB SwapFree: 4194300 kB Zswap: 0 kB Zswapped: 0 kB Dirty: 44 kB Writeback: 0 kB AnonPages: 263748 kB Mapped: 190628 kB Shmem: 10568 kB KReclaimable: 97748 kB Slab: 180908 kB SReclaimable: 97748 kB SUnreclaim: 83160 kB KernelStack: 4992 kB PageTables: 6360 kB SecPageTables: 0 kB NFS_Unstable: 0 kB Bounce: 0 kB WritebackTmp: 0 kB CommitLimit: 8168132 kB Committed_AS: 1915804 kB VmallocTotal: 34359738367 kB VmallocUsed: 33348 kB VmallocChunk: 0 kB Percpu: 2192 kB HardwareCorrupted: 0 kB AnonHugePages: 0 kB ShmemHugePages: 0 kB ShmemPmdMapped: 0 kB FileHugePages: 0 kB FilePmdMapped: 0 kB Unaccepted: 0 kB HugePages_Total: 0 HugePages_Free: 0 HugePages_Rsvd: 0 HugePages_Surp: 0 Hugepagesize: 2048 kB Hugetlb: 0 kB DirectMap4k: 145420 kB DirectMap2M: 2816000 kB DirectMap1G: 7340032 kB /sys/kernel/mm/transparent_hugepage/enabled: always [madvise] never /sys/kernel/mm/transparent_hugepage/hpage_pmd_size: 2097152 /sys/kernel/mm/transparent_hugepage/defrag (defrag/compaction efforts parameter): always defer defer+madvise [madvise] never Process Memory: Virtual Size: 967824K (peak: 13546236K) Resident Set Size: 21760K (peak: 21760K) (anon: 7040K, file: 14720K, shmem: 0K) Swapped out: 0K C-Heap outstanding allocations: 9810K, retained: 597K glibc malloc tunables: (default) /proc/sys/kernel/threads-max (system-wide limit on the number of threads): 61467 /proc/sys/vm/max_map_count (maximum number of memory map areas a process may have): 1048576 /proc/sys/vm/swappiness (control to define how aggressively the kernel swaps out anonymous memory): 60 /proc/sys/kernel/pid_max (system-wide limit on number of process identifiers): 4194304 container (cgroup) information: container_type: cgroupv2 cpu_cpuset_cpus: not supported cpu_memory_nodes: not supported active_processor_count: 2 cpu_quota: no quota cpu_period: 100000 cpu_shares: no shares memory_limit_in_bytes: unlimited memory_and_swap_limit_in_bytes: unlimited memory_soft_limit_in_bytes: 0 memory_usage_in_bytes: 1132412 k memory_max_usage_in_bytes: not supported memory_swap_current_in_bytes: 0 memory_swap_max_limit_in_bytes: unlimited maximum number of tasks: 9220 current number of tasks: 6 Steal ticks since vm start: 0 Steal ticks percentage since vm start: 0.000 CPU: total 4 (initial active 2) (2 cores per cpu, 1 threads per core) family 6 model 92 stepping 9 microcode 0x48, cx8, cmov, fxsr, mmx, 3dnowpref, sse, sse2, sse3, ssse3, sse4.1, sse4.2, popcnt, tsc, tscinvbit, aes, erms, clmul, sha, clflush, clflushopt, rdtscp CPU Model and flags from /proc/cpuinfo: model name : Intel(R) Celeron(R) CPU J3355 @ 2.00GHz flags : fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush dts acpi mmx fxsr sse sse2 ss ht tm pbe syscall nx pdpe1gb rdtscp lm constant_tsc art arch_perfmon pebs bts rep_good nopl xtopology tsc_reliable nonstop_tsc cpuid aperfmperf tsc_known_freq pni pclmulqdq dtes64 monitor ds_cpl vmx est tm2 ssse3 sdbg cx16 xtpr pdcm sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave rdrand lahf_lm 3dnowprefetch cpuid_fault cat_l2 ibrs ibpb stibp tpr_shadow flexpriority ept vpid ept_ad fsgsbase tsc_adjust smep erms mpx rdt_a rdseed smap clflushopt intel_pt sha_ni xsaveopt xsavec xgetbv1 xsaves dtherm ida arat pln pts vnmi md_clear arch_capabilities Online cpus: 0-1 Offline cpus: 2-3 BIOS frequency limitation: Frequency switch latency (ns): 20000 Available cpu frequencies: Current governor: schedutil Core performance/turbo boost: Memory: 4k page, physical 7947664k(7214892k free), swap 4194300k(4194300k free) Page Sizes: 4k vm_info: OpenJDK 64-Bit Server VM (21.0.8+9-Ubuntu-0ubuntu124.04.1) for linux-amd64 JRE (21.0.8+9-Ubuntu-0ubuntu124.04.1), built on 2025-07-16T21:55:59Z by "buildd" with gcc 13.3.0 END.