---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7426 6.8.0-138-generic #138-Ubuntu SMP PREEMPT_DYNAMIC Fri Jul 31 22:41:49 UTC 2026 x86_64 x86_64 x86_64 GNU/Linux ---> lscpu: Architecture: x86_64 CPU op-mode(s): 32-bit, 64-bit Address sizes: 40 bits physical, 48 bits virtual Byte Order: Little Endian CPU(s): 2 On-line CPU(s) list: 0,1 Vendor ID: AuthenticAMD Model name: AMD EPYC-Rome Processor CPU family: 23 Model: 49 Thread(s) per core: 1 Core(s) per socket: 1 Socket(s): 2 Stepping: 0 BogoMIPS: 5600.00 Flags: fpu vme de pse tsc msr pae mce cx8 apic sep mtrr pge mca cmov pat pse36 clflush mmx fxsr sse sse2 syscall nx mmxext fxsr_opt pdpe1gb rdtscp lm rep_good nopl cpuid extd_apicid tsc_known_freq pni pclmulqdq ssse3 fma cx16 sse4_1 sse4_2 x2apic movbe popcnt tsc_deadline_timer aes xsave avx f16c rdrand hypervisor lahf_lm cmp_legacy svm cr8_legacy abm sse4a misalignsse 3dnowprefetch osvw topoext perfctr_core ssbd ibrs ibpb stibp vmmcall fsgsbase tsc_adjust bmi1 avx2 smep bmi2 rdseed adx smap clflushopt clwb sha_ni xsaveopt xsavec xgetbv1 clzero xsaveerptr wbnoinvd arat npt lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif umip rdpid arch_capabilities Virtualization: AMD-V Hypervisor vendor: KVM Virtualization type: full L1d cache: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: Not affected Vulnerability Indirect target selection: Not affected Vulnerability Itlb multihit: Not affected Vulnerability L1tf: Not affected Vulnerability Mds: Not affected Vulnerability Meltdown: Not affected Vulnerability Mmio stale data: Not affected Vulnerability Reg file data sampling: Not affected Vulnerability Retbleed: Mitigation; untrained return thunk; SMT disabled Vulnerability Spec rstack overflow: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl Vulnerability Spectre v1: Mitigation; usercopy/swapgs barriers and __user pointer sanitization Vulnerability Spectre v2: Mitigation; Retpolines; IBPB conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.1G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 797 5029 4 2409 7144 Swap: 1023 0 1023 ---> ip addr: 1: lo: mtu 65536 qdisc noqueue state UNKNOWN group default qlen 1000 link/loopback 00:00:00:00:00:00 brd 00:00:00:00:00:00 inet 127.0.0.1/8 scope host lo valid_lft forever preferred_lft forever inet6 ::1/128 scope host noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:3b:74:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84097sec preferred_lft 84097sec inet6 fe80::f816:3eff:fe3b:748a/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7426) 09/12/26 _x86_64_ (2 CPU) 02:33:14 LINUX RESTART (2 CPU) 02:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:50:01 1.90 0.34 1.54 0.02 44.14 149.52 2.68 03:00:12 1.39 0.00 1.37 0.02 0.00 93.46 0.56 03:10:00 1.29 0.04 1.24 0.00 1.27 87.53 0.34 Average: 1.52 0.13 1.38 0.01 14.96 109.98 1.19 02:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:50:01 5104280 7342356 423816 5.21 87684 2311292 910124 9.91 633076 2073756 336 03:00:12 5097640 7363032 402604 4.95 87836 2338044 932324 10.15 638736 2100672 3644 03:10:00 5305336 7399532 374660 4.61 88028 2174308 806168 8.78 605356 1937012 5560 Average: 5169085 7368307 400360 4.92 87849 2274548 882872 9.62 625723 2037147 3180 02:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:50:01 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:50:01 ens3 6.85 6.51 7.44 1.17 0.00 0.00 0.00 0.00 03:00:12 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:12 ens3 55.28 52.26 24.00 5.47 0.00 0.00 0.00 0.00 03:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:10:00 ens3 52.05 41.29 27.02 17.72 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 38.26 33.58 19.54 8.08 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-7426) 09/12/26 _x86_64_ (2 CPU) 02:33:14 LINUX RESTART (2 CPU) 02:40:12 CPU %user %nice %system %iowait %steal %idle 02:50:01 all 4.31 0.00 0.37 0.04 0.03 95.24 02:50:01 0 4.71 0.00 0.38 0.05 0.03 94.82 02:50:01 1 3.92 0.00 0.36 0.03 0.03 95.66 03:00:12 all 6.21 0.00 1.22 0.01 0.04 92.51 03:00:12 0 5.05 0.00 0.99 0.01 0.04 93.90 03:00:12 1 7.38 0.00 1.46 0.01 0.03 91.11 03:10:00 all 6.47 0.00 0.94 0.01 0.04 92.55 03:10:00 0 8.78 0.00 0.94 0.01 0.04 90.24 03:10:00 1 4.15 0.00 0.94 0.01 0.04 94.87 Average: all 5.67 0.00 0.85 0.02 0.04 93.43 Average: 0 6.16 0.00 0.77 0.03 0.04 93.00 Average: 1 5.18 0.00 0.92 0.02 0.03 93.85