---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3049 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5599.99 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 nrip_save 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 709 10745 4 4534 14936 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:b5:39:6c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79975sec preferred_lft 79975sec inet6 fe80::f816:3eff:feb5:396c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:67:d5:59:d9:f9 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::d867:d5ff:fe59:d9f9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-3049) 04/15/26 _x86_64_ (4 CPU) 14:55:43 LINUX RESTART (4 CPU) 15:00:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:00 111.83 23.49 83.76 4.58 572.35 25366.90 14241.19 15:20:02 39.42 14.38 23.70 1.34 188.83 722.18 1434.30 15:30:02 8.35 0.15 7.72 0.47 8.31 275.17 1980.24 15:40:01 14.93 0.03 14.37 0.53 0.79 674.43 892.21 15:50:00 10.82 0.02 10.38 0.42 0.76 337.78 2471.79 16:00:02 6.78 0.00 6.45 0.32 0.44 209.25 781.52 16:10:02 4.77 0.03 4.55 0.19 1.76 148.27 109.27 16:20:02 5.04 0.00 4.84 0.19 0.32 152.05 430.49 16:30:02 8.91 0.02 8.50 0.39 0.43 550.52 443.69 16:40:02 7.96 0.02 7.61 0.33 0.93 293.27 789.67 Average: 21.61 3.76 16.99 0.87 76.04 2805.21 2321.56 15:00:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:00 1022996 4980124 10949100 66.87 270268 3630536 12255040 70.34 2107448 12610944 2100 15:20:02 3958400 7303728 8629276 52.70 277440 3050576 9409416 54.01 2189596 9643468 1176 15:30:02 6396028 9767924 6166376 37.66 278596 3075952 7048276 40.46 2198780 7214624 196 15:40:01 10133960 13636384 2301256 14.06 283060 3197040 3053116 17.52 2236316 3448440 76 15:50:00 7896192 11447640 4488772 27.42 284628 3244372 5250684 30.14 2240272 5675348 264 16:00:02 7782560 11363716 4572688 27.93 285588 3273100 5316104 30.51 2242252 5777048 420 16:10:02 6350856 9953860 5981692 36.53 286044 3294492 6736384 38.67 2244460 7199296 476 16:20:02 6286424 9910884 6024668 36.80 286552 3315464 6829108 39.20 2247956 7262024 308 16:30:02 7549844 11300176 4635896 28.31 290284 3431436 5398992 30.99 2256344 5988416 312 16:40:02 6857220 10657724 5277996 32.24 291200 3480344 5944512 34.12 2275672 6663708 48 Average: 6423448 10032216 5902772 36.05 283366 3299331 6724163 38.60 2223910 7148332 538 15:00:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:00 lo 15.65 15.65 13.40 13.40 0.00 0.00 0.00 0.00 15:10:00 ens3 43.45 31.58 725.78 3.43 0.00 0.00 0.00 0.00 15:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:02 lo 46.55 46.55 21.94 21.94 0.00 0.00 0.00 0.00 15:20:02 ens3 1.77 1.57 0.36 0.31 0.00 0.00 0.00 0.00 15:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:02 lo 22.70 22.70 10.49 10.49 0.00 0.00 0.00 0.00 15:30:02 ens3 0.96 0.91 0.18 1.10 0.00 0.00 0.00 0.00 15:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:01 lo 11.29 11.29 5.50 5.50 0.00 0.00 0.00 0.00 15:40:01 ens3 0.94 0.82 0.26 0.21 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:00 lo 15.45 15.45 7.36 7.36 0.00 0.00 0.00 0.00 15:50:00 ens3 0.69 0.53 0.16 0.12 0.00 0.00 0.00 0.00 15:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:02 lo 17.07 17.07 8.70 8.70 0.00 0.00 0.00 0.00 16:00:02 ens3 0.89 0.65 0.24 0.18 0.00 0.00 0.00 0.00 16:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 lo 28.47 28.47 11.54 11.54 0.00 0.00 0.00 0.00 16:10:02 ens3 0.55 0.41 0.11 0.08 0.00 0.00 0.00 0.00 16:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:02 lo 19.46 19.46 10.46 10.46 0.00 0.00 0.00 0.00 16:20:02 ens3 0.73 0.56 0.17 0.13 0.00 0.00 0.00 0.00 16:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:02 lo 18.01 18.01 10.38 10.38 0.00 0.00 0.00 0.00 16:30:02 ens3 0.83 0.74 0.23 0.19 0.00 0.00 0.00 0.00 16:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:02 lo 24.64 24.64 10.44 10.44 0.00 0.00 0.00 0.00 16:40:02 ens3 0.88 0.69 0.20 0.15 0.00 0.00 0.00 0.00 16:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.95 21.95 11.02 11.02 0.00 0.00 0.00 0.00 Average: ens3 5.05 3.76 70.80 0.58 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-3049) 04/15/26 _x86_64_ (4 CPU) 14:55:43 LINUX RESTART (4 CPU) 15:00:18 CPU %user %nice %system %iowait %steal %idle 15:10:00 all 53.98 0.00 2.28 3.40 0.10 40.24 15:10:00 0 52.68 0.00 2.21 4.66 0.10 40.35 15:10:00 1 53.59 0.00 2.41 3.70 0.10 40.19 15:10:00 2 54.28 0.00 2.23 2.61 0.10 40.79 15:10:00 3 55.38 0.00 2.29 2.62 0.10 39.62 15:20:02 all 48.19 0.09 1.79 0.16 0.12 49.66 15:20:02 0 48.05 0.04 1.88 0.10 0.12 49.81 15:20:02 1 47.98 0.19 1.70 0.25 0.12 49.75 15:20:02 2 48.23 0.00 1.79 0.13 0.12 49.73 15:20:02 3 48.48 0.12 1.78 0.14 0.12 49.37 15:30:02 all 18.34 0.00 0.93 0.11 0.08 80.56 15:30:02 0 18.33 0.00 0.88 0.02 0.07 80.69 15:30:02 1 18.57 0.00 0.90 0.16 0.08 80.29 15:30:02 2 17.76 0.00 1.04 0.08 0.08 81.04 15:30:02 3 18.68 0.00 0.88 0.16 0.07 80.20 15:40:01 all 22.93 0.00 0.88 0.56 0.07 75.55 15:40:01 0 22.30 0.00 0.80 0.91 0.07 75.93 15:40:01 1 23.55 0.00 0.95 0.47 0.08 74.95 15:40:01 2 23.15 0.00 0.89 0.54 0.08 75.35 15:40:01 3 22.72 0.00 0.87 0.35 0.07 75.99 15:50:00 all 19.43 0.00 0.70 0.04 0.06 79.76 15:50:00 0 19.28 0.00 0.66 0.02 0.06 79.99 15:50:00 1 19.26 0.00 0.79 0.06 0.07 79.83 15:50:00 2 19.05 0.00 0.72 0.03 0.07 80.14 15:50:00 3 20.13 0.00 0.64 0.07 0.06 79.09 16:00:02 all 13.71 0.00 0.51 0.03 0.06 85.68 16:00:02 0 13.66 0.00 0.42 0.04 0.05 85.84 16:00:02 1 13.52 0.00 0.61 0.02 0.07 85.78 16:00:02 2 13.72 0.00 0.52 0.03 0.07 85.66 16:00:02 3 13.95 0.00 0.49 0.05 0.06 85.45 16:10:02 all 10.79 0.00 0.52 0.03 0.06 88.60 16:10:02 0 10.04 0.00 0.46 0.01 0.06 89.44 16:10:02 1 10.91 0.00 0.58 0.03 0.06 88.42 16:10:02 2 11.04 0.00 0.56 0.04 0.06 88.30 16:10:02 3 11.19 0.00 0.49 0.03 0.06 88.24 16:20:02 all 10.24 0.00 0.46 0.03 0.06 89.22 16:20:02 0 10.18 0.00 0.47 0.02 0.06 89.29 16:20:02 1 10.40 0.00 0.51 0.03 0.07 88.99 16:20:02 2 10.01 0.00 0.45 0.05 0.06 89.43 16:20:02 3 10.36 0.00 0.41 0.01 0.06 89.16 16:30:02 all 13.96 0.00 0.60 0.13 0.08 85.24 16:30:02 0 13.65 0.00 0.65 0.23 0.06 85.41 16:30:02 1 14.10 0.00 0.57 0.07 0.12 85.13 16:30:02 2 14.39 0.00 0.66 0.21 0.07 84.67 16:30:02 3 13.68 0.00 0.51 0.02 0.06 85.73 16:40:02 all 15.51 0.00 0.62 0.03 0.06 83.78 16:40:02 0 15.01 0.00 0.61 0.02 0.06 84.30 16:40:02 1 15.45 0.00 0.63 0.06 0.07 83.79 16:40:02 2 15.68 0.00 0.72 0.04 0.07 83.50 16:40:02 3 15.88 0.00 0.53 0.01 0.06 83.52 Average: all 22.62 0.01 0.92 0.44 0.08 75.93 Average: 0 22.23 0.00 0.90 0.59 0.07 76.21 Average: 1 22.64 0.02 0.96 0.47 0.08 75.82 Average: 2 22.64 0.00 0.95 0.37 0.08 75.96 Average: 3 22.95 0.01 0.88 0.34 0.07 75.75