---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-46665 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: Mitigation; SMT disabled Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl and seccomp 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 13G 65G 17% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 665 8142 4 7181 14980 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 valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e8:fd:3c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79891sec preferred_lft 79891sec inet6 fe80::f816:3eff:fee8:fd3c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:51:6e:89:7b:c5 brd ff:ff:ff:ff:ff:ff inet 10.250.0.254/24 brd 10.250.0.255 scope global docker0 valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-46665) 09/01/26 _x86_64_ (4 CPU) 19:04:17 LINUX RESTART (4 CPU) 19:10:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:23 1.56 0.01 1.56 0.00 0.05 18.86 0.00 19:30:02 1.33 0.00 1.33 0.00 0.00 16.45 0.00 19:40:24 1.41 0.00 1.41 0.00 0.00 18.18 0.00 19:50:24 1.65 0.00 1.65 0.00 0.00 23.92 0.00 20:00:25 1.64 0.00 1.64 0.00 0.00 29.32 0.00 20:10:25 1.65 0.00 1.65 0.00 0.00 42.15 0.00 20:20:07 18.64 2.97 14.22 1.44 165.43 3286.07 1895.82 20:30:44 25.13 0.02 22.39 2.72 0.26 2158.76 14694.24 20:40:31 26.84 0.04 24.05 2.75 0.93 4149.34 26132.03 20:50:28 11.58 0.16 10.17 1.25 10.40 7720.01 2962.37 Average: 9.14 0.31 8.02 0.82 17.14 1729.16 4575.36 19:10:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:23 13030932 15538284 438664 2.68 92808 2607216 1005004 5.77 314628 2713832 216 19:30:02 13029448 15537232 439728 2.69 93208 2607220 1005168 5.77 315036 2714796 204 19:40:24 13027936 15536340 440564 2.69 93792 2607240 1005284 5.77 315636 2717748 176 19:50:24 13025488 15534704 442120 2.70 94544 2607252 1013768 5.82 316380 2719684 276 20:00:25 13013428 15524532 452116 2.76 96112 2607408 1014424 5.82 317940 2726920 140 20:10:25 12995332 15509884 466444 2.85 98868 2607692 1031584 5.92 320712 2743684 264 20:20:07 9913896 13357664 2601880 15.89 134172 3446260 2830184 16.25 600476 5490852 26872 20:30:44 8276392 12373208 3581140 21.87 160200 4021708 3612996 20.74 787396 6883192 217308 20:40:31 7290888 12164216 3786856 23.13 175796 4749900 3549652 20.37 1026640 7573736 96 20:50:28 8367680 15360680 582992 3.56 196696 6781528 1133312 6.51 1800900 5632080 60 Average: 11197142 14643674 1323250 8.08 123620 3464342 1720138 9.87 611574 4191652 24561 19:10:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:23 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 19:20:23 ens3 0.57 0.32 0.27 0.10 0.00 0.00 0.00 0.00 19:20:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:02 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 19:30:02 ens3 0.49 0.28 0.24 0.07 0.00 0.00 0.00 0.00 19:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:24 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 19:40:24 ens3 0.75 0.38 0.42 0.11 0.00 0.00 0.00 0.00 19:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:24 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 19:50:24 ens3 1.23 0.59 0.74 0.14 0.00 0.00 0.00 0.00 19:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:00:25 ens3 3.69 2.95 20.23 0.63 0.00 0.00 0.00 0.00 20:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:25 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 20:10:25 ens3 7.77 6.24 42.77 2.17 0.00 0.00 0.00 0.00 20:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:20:07 lo 773.26 773.26 736.37 736.37 0.00 0.00 0.00 0.00 20:20:07 ens3 102.16 85.27 1060.64 16.02 0.00 0.00 0.00 0.00 20:20:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:30:44 lo 1314.03 1314.03 1246.72 1246.72 0.00 0.00 0.00 0.00 20:30:44 ens3 28.82 22.16 20.82 10.09 0.00 0.00 0.00 0.00 20:30:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:40:31 lo 1076.91 1076.91 1020.09 1020.09 0.00 0.00 0.00 0.00 20:40:31 ens3 27.80 21.41 23.57 10.04 0.00 0.00 0.00 0.00 20:40:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:28 lo 2532.26 2532.26 9336.24 9336.24 0.00 0.00 0.00 0.00 20:50:28 ens3 64.32 67.16 165.49 626.05 0.00 0.00 0.00 0.00 20:50:28 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 569.29 569.29 1226.65 1226.65 0.00 0.00 0.00 0.00 Average: ens3 23.44 20.39 129.81 65.89 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-46665) 09/01/26 _x86_64_ (4 CPU) 19:04:17 LINUX RESTART (4 CPU) 19:10:02 CPU %user %nice %system %iowait %steal %idle 19:20:23 all 0.16 0.00 0.03 0.01 0.00 99.80 19:20:23 0 0.01 0.00 0.02 0.01 0.00 99.96 19:20:23 1 0.03 0.00 0.02 0.00 0.00 99.95 19:20:23 2 0.21 0.00 0.03 0.01 0.00 99.75 19:20:23 3 0.37 0.00 0.04 0.02 0.00 99.56 19:30:02 all 0.22 0.00 0.02 0.02 0.00 99.74 19:30:02 0 0.02 0.00 0.03 0.06 0.00 99.89 19:30:02 1 0.07 0.00 0.04 0.00 0.00 99.89 19:30:02 2 0.03 0.00 0.02 0.01 0.00 99.95 19:30:02 3 0.75 0.00 0.01 0.00 0.00 99.23 19:40:24 all 0.08 0.00 0.02 0.01 0.00 99.89 19:40:24 0 0.01 0.00 0.02 0.02 0.00 99.94 19:40:24 1 0.02 0.00 0.02 0.00 0.00 99.95 19:40:24 2 0.25 0.00 0.03 0.00 0.00 99.71 19:40:24 3 0.03 0.00 0.02 0.01 0.00 99.94 19:50:24 all 0.06 0.00 0.03 0.01 0.00 99.90 19:50:24 0 0.01 0.00 0.02 0.01 0.00 99.96 19:50:24 1 0.15 0.00 0.03 0.00 0.00 99.82 19:50:24 2 0.07 0.00 0.04 0.02 0.01 99.86 19:50:24 3 0.02 0.00 0.02 0.01 0.01 99.94 20:00:25 all 0.14 0.00 0.04 0.01 0.00 99.81 20:00:25 0 0.01 0.00 0.02 0.00 0.00 99.97 20:00:25 1 0.49 0.00 0.08 0.00 0.01 99.42 20:00:25 2 0.04 0.00 0.04 0.03 0.00 99.89 20:00:25 3 0.03 0.00 0.01 0.00 0.00 99.95 20:10:25 all 0.20 0.00 0.06 0.02 0.00 99.71 20:10:25 0 0.09 0.00 0.07 0.00 0.01 99.83 20:10:25 1 0.20 0.00 0.06 0.03 0.00 99.71 20:10:25 2 0.43 0.00 0.05 0.04 0.00 99.47 20:10:25 3 0.09 0.00 0.07 0.01 0.01 99.83 20:20:07 all 31.58 0.00 1.51 0.07 0.02 66.82 20:20:07 0 32.58 0.00 1.51 0.03 0.02 65.86 20:20:07 1 32.01 0.00 1.56 0.09 0.02 66.32 20:20:07 2 30.37 0.00 1.73 0.07 0.02 67.81 20:20:07 3 31.35 0.00 1.25 0.11 0.02 67.27 20:30:44 all 60.64 0.00 2.44 0.07 0.03 36.82 20:30:44 0 60.06 0.00 2.39 0.05 0.03 37.48 20:30:44 1 60.43 0.00 2.46 0.06 0.03 37.02 20:30:44 2 62.59 0.00 2.44 0.06 0.03 34.87 20:30:44 3 59.47 0.00 2.49 0.12 0.03 37.89 20:40:31 all 46.57 0.00 2.25 0.11 0.02 51.05 20:40:31 0 44.91 0.00 2.25 0.05 0.03 52.76 20:40:31 1 46.65 0.00 2.36 0.17 0.02 50.80 20:40:31 2 46.33 0.00 2.14 0.18 0.02 51.33 20:40:31 3 48.40 0.00 2.23 0.05 0.02 49.30 20:50:28 all 32.77 0.00 1.44 0.14 0.02 65.63 20:50:28 0 22.28 0.00 1.39 0.26 0.01 76.06 20:50:28 1 34.43 0.00 1.25 0.12 0.01 64.19 20:50:28 2 40.51 0.00 1.85 0.16 0.02 57.46 20:50:28 3 33.91 0.00 1.26 0.03 0.02 64.79 Average: all 17.32 0.00 0.78 0.05 0.01 81.84 Average: 0 16.08 0.00 0.77 0.05 0.01 83.09 Average: 1 17.52 0.00 0.79 0.05 0.01 81.64 Average: 2 18.16 0.00 0.84 0.06 0.01 80.93 Average: 3 17.51 0.00 0.74 0.04 0.01 81.70