---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-6402 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 18G 60G 23% / 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 706 12259 4 3022 14938 Swap: 1023 39 984 ---> 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:bd:06:bd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.33/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79770sec preferred_lft 79770sec inet6 fe80::f816:3eff:febd:6bd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:f7:d4:53:26:66 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 inet6 fe80::f8f7:d4ff:fe53:2666/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-4c-16g-6402) 09/09/26 _x86_64_ (4 CPU) 16:22:09 LINUX RESTART (4 CPU) 16:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:01 71.14 21.30 46.93 2.91 1055.18 5583.02 4317.96 16:50:15 20.14 1.56 17.62 0.96 43.17 473.82 1000.08 17:00:01 9.42 0.82 8.20 0.40 26.40 349.08 661.66 17:10:01 15.42 0.40 14.38 0.64 12.78 620.97 1022.51 17:20:16 27.61 0.38 11.62 15.61 16.34 368.89 206705.46 17:30:01 5.01 0.40 4.44 0.18 12.50 136.72 76.60 17:40:01 6.23 0.29 5.77 0.17 10.68 166.76 146.11 17:50:18 5.57 0.14 5.24 0.19 4.89 156.67 86.81 18:00:01 9.26 0.39 8.43 0.44 10.51 577.70 243.11 18:10:01 8.14 0.11 7.71 0.32 2.28 307.65 218.89 Average: 17.87 2.58 13.07 2.22 119.53 873.89 21991.07 16:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:01 6937068 8639796 7301384 44.59 255376 1567652 8012860 45.99 1069452 7908128 4204 16:50:15 5612880 7350688 8591256 52.47 258324 1599524 9540676 54.76 1142372 9181196 1208 17:00:01 11444468 13288916 2657444 16.23 261944 1701820 3879576 22.27 1180324 3340180 58204 17:10:01 11114664 13019508 2926580 17.87 265104 1758956 3736816 21.45 1208644 3624308 36 17:20:16 9372388 11338424 4606636 28.14 267472 1817768 5379052 30.88 1222256 5362452 392 17:30:01 9282664 11268008 4677020 28.57 267928 1836612 5388356 30.93 1227052 5434336 436 17:40:01 7865488 9873212 6070912 37.08 268472 1858440 6892688 39.56 1232168 6852380 40 17:50:18 7667716 9698716 6245260 38.14 269212 1880928 7011600 40.25 1237240 7043120 448 18:00:01 10947040 13109920 2835108 17.32 273028 2003740 3655024 20.98 1248408 3749008 316 18:10:01 8389568 10607176 5337128 32.60 274320 2057096 6005132 34.47 1268028 6282672 400 Average: 8863394 10819436 5124873 31.30 266118 1808254 5950178 34.15 1203594 5877778 6568 16:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:01 lo 28.75 28.75 22.45 22.45 0.00 0.00 0.00 0.00 16:40:01 ens3 2.24 1.95 0.62 0.52 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:15 lo 47.44 47.44 19.23 19.23 0.00 0.00 0.00 0.00 16:50:15 ens3 1.52 1.36 0.29 0.27 0.00 0.00 0.00 0.00 16:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 16.20 16.20 7.86 7.86 0.00 0.00 0.00 0.00 17:00:01 ens3 0.69 0.51 0.19 0.15 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:01 lo 9.98 9.98 4.83 4.83 0.00 0.00 0.00 0.00 17:10:01 ens3 0.78 0.62 0.16 0.12 0.00 0.00 0.00 0.00 17:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:16 lo 17.92 17.92 9.77 9.77 0.00 0.00 0.00 0.00 17:20:16 ens3 0.87 0.67 0.18 0.15 0.00 0.00 0.00 0.00 17:20:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 22.56 22.56 8.76 8.76 0.00 0.00 0.00 0.00 17:30:01 ens3 0.63 0.47 0.13 0.10 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:01 lo 25.43 25.43 11.16 11.16 0.00 0.00 0.00 0.00 17:40:01 ens3 0.66 0.50 0.14 0.12 0.00 0.00 0.00 0.00 17:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:18 lo 17.43 17.43 10.31 10.31 0.00 0.00 0.00 0.00 17:50:18 ens3 0.69 0.56 0.14 0.12 0.00 0.00 0.00 0.00 17:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 13.07 13.07 7.43 7.43 0.00 0.00 0.00 0.00 18:00:01 ens3 0.85 0.68 0.25 0.19 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 27.53 27.53 11.46 11.46 0.00 0.00 0.00 0.00 18:10:01 ens3 0.79 0.64 0.15 0.13 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 22.70 22.70 11.36 11.36 0.00 0.00 0.00 0.00 Average: ens3 0.97 0.80 0.22 0.19 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-16g-6402) 09/09/26 _x86_64_ (4 CPU) 16:22:09 LINUX RESTART (4 CPU) 16:30:01 CPU %user %nice %system %iowait %steal %idle 16:40:01 all 63.17 0.00 2.64 0.22 0.03 33.94 16:40:01 0 63.61 0.00 2.64 0.21 0.02 33.52 16:40:01 1 62.87 0.00 2.89 0.34 0.03 33.87 16:40:01 2 63.79 0.00 2.49 0.19 0.02 33.50 16:40:01 3 62.41 0.00 2.54 0.15 0.03 34.87 16:50:15 all 37.83 0.00 1.78 0.06 0.04 60.30 16:50:15 0 37.54 0.00 1.90 0.07 0.03 60.45 16:50:15 1 37.63 0.00 1.73 0.04 0.04 60.56 16:50:15 2 38.41 0.00 1.78 0.08 0.03 59.69 16:50:15 3 37.74 0.00 1.69 0.06 0.04 60.48 17:00:01 all 15.22 0.00 0.83 0.11 0.04 83.80 17:00:01 0 16.08 0.00 0.95 0.15 0.04 82.78 17:00:01 1 15.07 0.00 0.86 0.12 0.04 83.92 17:00:01 2 15.29 0.00 0.73 0.02 0.03 83.92 17:00:01 3 14.45 0.00 0.79 0.15 0.03 84.58 17:10:01 all 22.49 0.00 0.87 0.10 0.04 76.51 17:10:01 0 22.50 0.00 0.81 0.11 0.03 76.55 17:10:01 1 22.60 0.00 1.07 0.13 0.04 76.17 17:10:01 2 22.50 0.00 0.83 0.02 0.04 76.62 17:10:01 3 22.38 0.00 0.77 0.12 0.04 76.69 17:20:16 all 20.92 0.00 0.82 0.12 0.03 78.10 17:20:16 0 21.03 0.00 0.87 0.21 0.03 77.87 17:20:16 1 21.02 0.00 0.83 0.11 0.03 78.01 17:20:16 2 20.68 0.00 0.73 0.08 0.03 78.48 17:20:16 3 20.97 0.00 0.86 0.10 0.04 78.04 17:30:01 all 8.56 0.00 0.40 0.03 0.03 90.98 17:30:01 0 8.78 0.00 0.42 0.03 0.03 90.75 17:30:01 1 8.71 0.00 0.41 0.03 0.03 90.83 17:30:01 2 8.50 0.00 0.33 0.05 0.03 91.10 17:30:01 3 8.27 0.00 0.44 0.03 0.03 91.24 17:40:01 all 10.17 0.00 0.51 0.03 0.03 89.26 17:40:01 0 10.38 0.00 0.61 0.01 0.03 88.97 17:40:01 1 10.17 0.00 0.44 0.03 0.03 89.33 17:40:01 2 9.95 0.00 0.55 0.03 0.03 89.45 17:40:01 3 10.19 0.00 0.44 0.06 0.03 89.27 17:50:18 all 9.26 0.00 0.44 0.03 0.02 90.25 17:50:18 0 9.28 0.00 0.45 0.04 0.02 90.20 17:50:18 1 8.75 0.00 0.46 0.03 0.02 90.75 17:50:18 2 9.53 0.00 0.42 0.02 0.02 90.01 17:50:18 3 9.48 0.00 0.45 0.01 0.02 90.04 18:00:01 all 13.26 0.00 0.65 0.05 0.02 86.03 18:00:01 0 12.87 0.00 0.64 0.07 0.02 86.40 18:00:01 1 13.13 0.00 0.73 0.03 0.02 86.09 18:00:01 2 13.15 0.00 0.60 0.05 0.02 86.17 18:00:01 3 13.88 0.00 0.63 0.03 0.02 85.45 18:10:01 all 15.34 0.00 0.75 0.03 0.02 83.86 18:10:01 0 15.82 0.00 0.85 0.02 0.02 83.29 18:10:01 1 15.43 0.00 0.77 0.02 0.02 83.76 18:10:01 2 15.18 0.00 0.67 0.02 0.02 84.11 18:10:01 3 14.93 0.00 0.70 0.07 0.02 84.28 Average: all 21.71 0.00 0.97 0.08 0.03 77.21 Average: 0 21.87 0.00 1.02 0.09 0.03 76.99 Average: 1 21.62 0.00 1.02 0.09 0.03 77.24 Average: 2 21.79 0.00 0.92 0.06 0.03 77.21 Average: 3 21.57 0.00 0.93 0.08 0.03 77.39