---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-62365 6.8.0-146-generic #146-Ubuntu SMP PREEMPT_DYNAMIC Thu Sep 3 16:12:30 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 8.2G 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 884 4906 4 2458 7056 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:b2:00:1d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84477sec preferred_lft 84477sec inet6 fe80::f816:3eff:feb2:1d/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62365) 10/07/26 _x86_64_ (2 CPU) 00:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:34 1.98 0.02 1.95 0.01 0.82 23.45 421.45 00:20:19 1.91 0.11 1.77 0.03 3.10 26.33 507.22 00:30:12 1.85 0.00 1.83 0.02 0.00 21.20 656.23 00:40:20 26.63 2.76 21.55 2.33 215.55 3520.47 1673.22 00:50:20 1.80 0.00 1.79 0.01 0.00 22.44 0.12 01:00:18 2.40 0.00 2.31 0.09 0.00 37.48 84.84 01:10:08 1.67 0.00 1.65 0.02 0.00 21.19 0.14 01:20:22 1.83 0.00 1.81 0.01 0.00 23.31 0.10 01:30:22 2.28 0.00 2.27 0.01 0.00 30.39 0.23 01:40:23 2.00 0.00 2.00 0.00 0.00 24.19 0.00 Average: 4.46 0.29 3.92 0.26 22.20 379.20 335.30 00:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:34 5916184 7387620 414376 5.10 84868 1577804 931672 10.15 599088 1366480 128 00:20:19 5957312 7387168 414684 5.10 85016 1536016 928452 10.11 597700 1324600 404 00:30:12 5951844 7382152 419660 5.16 85116 1536348 928460 10.11 597388 1325040 228 00:40:20 4913164 7288144 464732 5.71 133800 2383168 1024744 11.16 713344 2175484 684 00:50:20 4909144 7284756 468092 5.76 133888 2383804 1024688 11.16 719340 2176204 340 01:00:18 4887760 7264688 488204 6.00 134092 2384896 1025712 11.17 720576 2177292 292 01:10:08 4894504 7272464 480424 5.91 134184 2385836 1025776 11.17 720640 2178196 324 01:20:22 4892500 7271392 481452 5.92 134328 2386624 1025776 11.17 721032 2178996 368 01:30:22 4882116 7262180 490580 6.03 134412 2387684 1034112 11.26 721052 2180144 368 01:40:23 4888544 7269476 483092 5.94 134496 2388480 1034112 11.26 721420 2181020 296 Average: 5209307 7307004 460530 5.66 119420 2135066 998350 10.87 683158 1926346 343 00:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:34 lo 1.11 1.11 0.06 0.06 0.00 0.00 0.00 0.00 00:10:34 ens3 0.37 0.11 0.13 0.08 0.00 0.00 0.00 0.00 00:20:19 lo 1.17 1.17 0.06 0.06 0.00 0.00 0.00 0.00 00:20:19 ens3 0.24 0.08 0.05 0.03 0.00 0.00 0.00 0.00 00:30:12 lo 1.08 1.08 0.05 0.05 0.00 0.00 0.00 0.00 00:30:12 ens3 0.51 0.12 0.15 0.08 0.00 0.00 0.00 0.00 00:40:20 lo 1.41 1.41 0.09 0.09 0.00 0.00 0.00 0.00 00:40:20 ens3 73.04 54.48 324.18 12.15 0.00 0.00 0.00 0.00 00:50:20 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 00:50:20 ens3 2.79 0.42 0.57 0.59 0.00 0.00 0.00 0.00 01:00:18 lo 1.08 1.08 0.05 0.05 0.00 0.00 0.00 0.00 01:00:18 ens3 1.76 1.17 0.25 0.12 0.00 0.00 0.00 0.00 01:10:08 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:10:08 ens3 4.71 1.55 0.80 0.32 0.00 0.00 0.00 0.00 01:20:22 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 01:20:22 ens3 2.84 0.26 0.45 0.16 0.00 0.00 0.00 0.00 01:30:22 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:30:22 ens3 3.65 1.88 0.52 0.38 0.00 0.00 0.00 0.00 01:40:23 lo 1.10 1.10 0.06 0.06 0.00 0.00 0.00 0.00 01:40:23 ens3 2.93 1.18 24.64 0.16 0.00 0.00 0.00 0.00 Average: lo 1.14 1.14 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 9.37 6.19 35.56 1.42 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-146-generic (prd-ubuntu2404-robot-2c-8g-62365) 10/07/26 _x86_64_ (2 CPU) 00:00:18 CPU %user %nice %system %iowait %steal %idle 00:10:34 all 0.27 0.00 0.12 0.01 0.00 99.60 00:10:34 0 0.49 0.00 0.09 0.01 0.00 99.41 00:10:34 1 0.05 0.00 0.14 0.01 0.00 99.80 00:20:19 all 0.65 0.00 0.24 0.01 0.00 99.09 00:20:19 0 0.89 0.00 0.23 0.00 0.00 98.87 00:20:19 1 0.40 0.00 0.25 0.03 0.00 99.32 00:30:12 all 0.27 0.00 0.17 0.01 0.00 99.55 00:30:12 0 0.06 0.00 0.19 0.01 0.00 99.74 00:30:12 1 0.48 0.00 0.14 0.02 0.00 99.36 00:40:20 all 11.47 0.00 1.87 0.58 0.02 86.07 00:40:20 0 13.32 0.00 1.79 0.31 0.02 84.56 00:40:20 1 9.62 0.00 1.94 0.85 0.02 87.58 00:50:20 all 0.42 0.00 0.14 0.01 0.00 99.42 00:50:20 0 0.32 0.00 0.16 0.01 0.00 99.50 00:50:20 1 0.53 0.00 0.12 0.01 0.00 99.34 01:00:18 all 0.47 0.01 0.23 0.02 0.02 99.25 01:00:18 0 0.45 0.00 0.28 0.01 0.03 99.23 01:00:18 1 0.49 0.02 0.18 0.03 0.01 99.27 01:10:08 all 0.51 0.00 0.16 0.01 0.01 99.31 01:10:08 0 0.46 0.00 0.21 0.02 0.01 99.30 01:10:08 1 0.57 0.00 0.11 0.00 0.00 99.32 01:20:22 all 0.46 0.00 0.15 0.01 0.00 99.38 01:20:22 0 0.48 0.00 0.12 0.02 0.00 99.37 01:20:22 1 0.44 0.00 0.17 0.01 0.01 99.38 01:30:22 all 0.57 0.00 0.23 0.02 0.00 99.19 01:30:22 0 0.58 0.00 0.18 0.03 0.00 99.22 01:30:22 1 0.55 0.00 0.28 0.01 0.00 99.15 01:40:23 all 0.50 0.00 0.15 0.02 0.00 99.34 01:40:23 0 0.55 0.00 0.08 0.02 0.00 99.35 01:40:23 1 0.44 0.00 0.22 0.02 0.00 99.32 Average: all 1.57 0.00 0.35 0.07 0.01 98.00 Average: 0 1.78 0.00 0.34 0.04 0.01 97.84 Average: 1 1.37 0.00 0.36 0.10 0.00 98.17