---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-61787 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 8.0G 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 770 5160 4 2304 7171 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:b0:1c:e0 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.202/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82907sec preferred_lft 82907sec inet6 fe80::f816:3eff:feb0:1ce0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61787) 10/04/26 _x86_64_ (2 CPU) 00:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:07 8.57 3.27 5.21 0.08 378.06 5077.25 219.55 00:20:07 2.23 0.45 1.75 0.03 47.04 108.64 351.28 00:30:07 1.56 0.00 1.55 0.01 0.00 18.37 644.56 00:40:07 25.83 2.83 20.73 2.27 223.68 3538.30 1067.54 00:50:07 1.37 0.00 1.35 0.02 0.00 32.20 1.41 Average: 7.91 1.31 6.12 0.48 130.31 1762.35 456.35 00:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:07 6285192 7536888 283352 3.48 30588 1427644 529888 5.77 447016 1188560 124 00:20:07 6216300 7508888 310304 3.82 31372 1467176 722880 7.87 466920 1218576 144 00:30:07 6213396 7506556 312572 3.84 31600 1467496 723024 7.88 466780 1219124 124 00:40:07 5163688 7404964 360304 4.43 87452 2313816 830132 9.04 599188 2075800 2904 00:50:07 5121864 7364840 400524 4.92 87644 2315436 853620 9.30 615056 2077616 172 Average: 5800088 7464427 333411 4.10 53731 1798314 731909 7.97 518992 1555935 694 00:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:07 lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 00:10:07 ens3 18.29 9.16 42.88 2.08 0.00 0.00 0.00 0.00 00:20:07 lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 00:20:07 ens3 0.75 0.27 3.36 0.05 0.00 0.00 0.00 0.00 00:30:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:07 ens3 0.40 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:40:07 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:07 ens3 77.97 57.08 328.00 12.74 0.00 0.00 0.00 0.00 00:50:07 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:07 ens3 8.89 5.99 36.75 0.77 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 21.25 14.50 82.13 3.13 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-138-generic (prd-ubuntu2404-robot-2c-8g-61787) 10/04/26 _x86_64_ (2 CPU) 00:00:00 CPU %user %nice %system %iowait %steal %idle 00:10:07 all 0.85 0.00 0.61 0.22 0.00 98.31 00:10:07 0 0.92 0.00 0.61 0.14 0.00 98.33 00:10:07 1 0.79 0.00 0.61 0.30 0.00 98.29 00:20:07 all 0.63 0.00 0.28 0.04 0.00 99.05 00:20:07 0 0.71 0.00 0.24 0.02 0.00 99.02 00:20:07 1 0.55 0.00 0.31 0.05 0.00 99.08 00:30:07 all 0.32 0.00 0.15 0.02 0.00 99.51 00:30:07 0 0.10 0.00 0.18 0.02 0.00 99.71 00:30:07 1 0.54 0.00 0.13 0.02 0.00 99.31 00:40:07 all 11.90 0.00 1.96 0.66 0.01 85.47 00:40:07 0 10.89 0.00 1.95 0.93 0.01 86.22 00:40:07 1 12.91 0.00 1.96 0.40 0.01 84.72 00:50:07 all 0.67 0.00 0.19 0.01 0.01 99.12 00:50:07 0 0.77 0.00 0.19 0.02 0.00 99.01 00:50:07 1 0.57 0.00 0.18 0.01 0.01 99.23 Average: all 2.87 0.00 0.64 0.19 0.01 96.29 Average: 0 2.68 0.00 0.63 0.23 0.00 96.46 Average: 1 3.07 0.00 0.64 0.15 0.01 96.13