+ uname -a Linux zhangfei 5.15.0-25-generic #25-Ubuntu SMP Wed Mar 30 15:54:22 UTC 2022 x86_64 x86_64 x86_64 GNU/Linux + cat /etc/os-release PRETTY_NAME="Ubuntu 22.04.5 LTS" NAME="Ubuntu" VERSION_ID="22.04" VERSION="22.04.5 LTS (Jammy Jellyfish)" VERSION_CODENAME=jammy ID=ubuntu ID_LIKE=debian HOME_URL="https://www.ubuntu.com/" SUPPORT_URL="https://help.ubuntu.com/" BUG_REPORT_URL="https://bugs.launchpad.net/ubuntu/" PRIVACY_POLICY_URL="https://www.ubuntu.com/legal/terms-and-policies/privacy-policy" UBUNTU_CODENAME=jammy + free -h total used free shared buff/cache available Mem: 751Gi 511Gi 231Gi 15Mi 8.2Gi 236Gi Swap: 0B 0B 0B + lscpu Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 48 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 224 On-line CPU(s) list: 0-223 Vendor ID: HygonGenuine Model name: Hygon C86-4G (OPN:7493) CPU family: 24 Model: 4 Thread(s) per core: 2 Core(s) per socket: 28 Socket(s): 4 Stepping: 1 Frequency boost: enabled CPU max MHz: 2900.0000 CPU min MHz: 1600.0000 BogoMIPS: 5800.37 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 ht syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm constant_tsc rep_good nopl nonstop_tsc cpuid extd_apicid amd_dcm aperfmperf rapl pni pclmulqdq monitor ssse3 fma cx16 sse4_1 sse4_2 movbe popcnt aes xsave avx f16c rdrand lahf_lm cmp_legacy svm extapic cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw skinit wdt tce topoe xt perfctr_core perfctr_nb bpext perfctr_llc mwaitx cpb hw_pstate ssbd ibrs ibpb stibp vmmcall fsgsbase bmi1 avx2 smep bmi2 rdseed adx smap clflushopt sha_ni xsaveopt xsavec xgetbv1 xsaves clzero irperf xsaveer ptr arat npt lbrv svm_lock nrip_save tsc_scale vmcb_clean flushbyasid decodeassists pausefilter pfthreshold avic v_vmsave_vmload vgif v_spec_ctrl umip overflow_recov succor smca sme sev sev_es Virtualization features: Virtualization: AMD-V Caches (sum of all): L1d: 3.5 MiB (112 instances) L1i: 3.5 MiB (112 instances) L2: 56 MiB (112 instances) L3: 512 MiB (32 instances) NUMA: NUMA node(s): 8 NUMA node0 CPU(s): 0-13,112-125 NUMA node1 CPU(s): 14-27,126-139 NUMA node2 CPU(s): 28-41,140-153 NUMA node3 CPU(s): 42-55,154-167 NUMA node4 CPU(s): 56-69,168-181 NUMA node5 CPU(s): 70-83,182-195 NUMA node6 CPU(s): 84-97,196-209 NUMA node7 CPU(s): 98-111,210-223 Vulnerabilities: Itlb multihit: Not affected L1tf: Not affected Mds: Not affected Meltdown: Not affected Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Spectre v2: Mitigation; Retpolines, IBPB conditional, IBRS_FW, STIBP always-on, RSB filling Srbds: Not affected Tsx async abort: Not affected + ldd --version ldd (Ubuntu GLIBC 2.35-0ubuntu3.11) 2.35 Copyright (C) 2022 Free Software Foundation, Inc. This is free software; see the source for copying conditions. There is NO warranty; not even for MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. Written by Roland McGrath and Ulrich Drepper. + java -version openjdk version "26" 2026-09-15 OpenJDK Runtime Environment HJDK-0 (build 26+-5f083aba) OpenJDK 64-Bit Server VM HJDK-0 (build 26+-5f083aba, mixed mode, sharing) + java -Xinternalversion OpenJDK 64-Bit Server VM (26+-5f083aba) for linux-amd64 JRE (26+-5f083aba), built on 2025-12-07T14:30:37Z with gcc 10.2.1 20210130 (Red Hat 10.2.1-11) + git remote -v origin git@github.com:sendaoYan/jdk-ysd.git (fetch) origin git@github.com:sendaoYan/jdk-ysd.git (push) upstream git@github.com:openjdk/jdk.git (fetch) upstream git@github.com:openjdk/jdk.git (push) + git log -n 1 + head -n 1 commit b6b337926d5f13ee2bca12ea94530ea59911ff2f + hostname -I 10.59.42.94 172.17.0.1