---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-1605 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 61G 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 698 11332 4 3957 14948 Swap: 1023 1 1022 ---> 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:cc:1d:bf brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.211/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80046sec preferred_lft 80046sec inet6 fe80::f816:3eff:fecc:1dbf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5a:5d:b0:b9:e4:ee 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::585d:b0ff:feb9:e4ee/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-1605) 03/18/26 _x86_64_ (4 CPU) 09:57:37 LINUX RESTART (4 CPU) 10:00:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:03 109.81 8.58 95.10 6.14 804.37 35039.27 13972.75 10:20:01 83.47 28.59 51.89 2.99 432.23 5523.71 3465.55 10:30:03 11.25 0.64 10.05 0.55 24.11 280.84 280.35 10:40:03 31.39 0.13 14.75 16.51 3.23 689.15 217258.48 10:50:01 14.41 0.03 13.71 0.67 1.77 381.87 283.40 11:00:03 4.85 0.02 4.67 0.16 0.96 114.27 104.41 11:10:03 5.56 0.01 5.32 0.24 1.05 148.90 94.37 11:20:01 4.67 0.00 4.48 0.18 0.31 137.07 57.89 11:30:03 9.48 0.05 9.05 0.39 4.36 548.50 172.14 11:40:03 7.58 0.04 7.19 0.34 1.85 263.56 355.62 Average: 28.22 3.80 21.61 2.82 127.28 4310.92 23603.31 10:00:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:03 4706216 15312520 613040 3.74 241400 10151368 1364768 7.83 1999268 8901500 8056 10:20:01 2501508 5393548 10540612 64.38 271352 2645796 12359852 70.95 2111056 11221568 1488 10:30:03 3316244 6233696 9701668 59.25 273208 2669520 10957320 62.89 2133072 10374160 352 10:40:03 10626852 13661800 2278492 13.92 278452 2781708 3042848 17.47 2176568 3063828 252 10:50:01 8401940 11481304 4457856 27.23 280392 2824184 5255496 30.17 2181560 5271776 340 11:00:03 8533952 11625988 4313188 26.34 281048 2836196 5144404 29.53 2183292 5128436 488 11:10:03 6862236 9972708 5965488 36.43 281584 2854104 6786344 38.95 2185436 6808964 696 11:20:01 6942616 10071108 5867032 35.83 282116 2871584 6668924 38.28 2188668 6724752 248 11:30:03 8115548 11363888 4575064 27.94 286416 2985828 5358204 30.76 2197728 5546264 348 11:40:03 7339396 10630572 5307760 32.42 287340 3027704 6080524 34.90 2217004 6303772 528 Average: 6734651 10574713 5362020 32.75 276331 3564799 6301868 36.17 2157365 6934502 1280 10:00:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:03 lo 2.83 2.83 2.24 2.24 0.00 0.00 0.00 0.00 10:10:03 ens3 128.26 95.64 1962.40 10.72 0.00 0.00 0.00 0.00 10:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 32.47 32.47 20.63 20.63 0.00 0.00 0.00 0.00 10:20:01 ens3 2.46 2.19 0.69 0.59 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 lo 37.71 37.71 15.06 15.06 0.00 0.00 0.00 0.00 10:30:03 ens3 1.27 0.99 0.24 1.25 0.00 0.00 0.00 0.00 10:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:03 lo 12.24 12.24 6.29 6.29 0.00 0.00 0.00 0.00 10:40:03 ens3 2.52 1.07 0.61 0.39 0.00 0.00 0.00 0.00 10:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:01 lo 19.43 19.43 10.07 10.07 0.00 0.00 0.00 0.00 10:50:01 ens3 0.94 0.66 0.17 0.13 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:03 lo 11.80 11.80 5.51 5.51 0.00 0.00 0.00 0.00 11:00:03 ens3 0.70 0.43 0.14 0.10 0.00 0.00 0.00 0.00 11:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:03 lo 29.60 29.60 11.76 11.76 0.00 0.00 0.00 0.00 11:10:03 ens3 0.76 0.43 0.16 0.11 0.00 0.00 0.00 0.00 11:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 19.25 19.25 10.41 10.41 0.00 0.00 0.00 0.00 11:20:01 ens3 1.28 0.62 0.26 0.16 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:03 lo 16.83 16.83 9.92 9.92 0.00 0.00 0.00 0.00 11:30:03 ens3 1.02 0.80 0.29 0.22 0.00 0.00 0.00 0.00 11:30:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:03 lo 23.65 23.65 10.16 10.16 0.00 0.00 0.00 0.00 11:40:03 ens3 1.13 0.90 0.28 0.22 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.58 20.58 10.20 10.20 0.00 0.00 0.00 0.00 Average: ens3 14.03 10.37 196.53 1.39 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-1605) 03/18/26 _x86_64_ (4 CPU) 09:57:37 LINUX RESTART (4 CPU) 10:00:03 CPU %user %nice %system %iowait %steal %idle 10:10:03 all 39.86 0.00 2.48 6.70 0.50 50.47 10:10:03 0 40.25 0.00 2.31 6.19 0.47 50.78 10:10:03 1 41.56 0.00 2.62 6.89 0.57 48.35 10:10:03 2 41.18 0.00 2.65 6.94 0.48 48.73 10:10:03 3 36.44 0.00 2.32 6.77 0.47 54.00 10:20:01 all 66.91 0.00 2.56 0.12 0.14 30.27 10:20:01 0 67.36 0.00 2.57 0.09 0.14 29.84 10:20:01 1 67.02 0.00 2.32 0.10 0.14 30.42 10:20:01 2 66.44 0.00 2.93 0.16 0.14 30.33 10:20:01 3 66.82 0.00 2.42 0.14 0.14 30.48 10:30:03 all 23.05 0.00 0.96 0.14 0.10 75.74 10:30:03 0 22.95 0.00 0.98 0.02 0.09 75.96 10:30:03 1 23.18 0.00 1.03 0.24 0.10 75.46 10:30:03 2 22.57 0.00 0.93 0.31 0.10 76.09 10:30:03 3 23.51 0.00 0.91 0.02 0.09 75.47 10:40:03 all 22.77 0.00 0.87 0.09 0.09 76.18 10:40:03 0 22.56 0.00 0.87 0.03 0.09 76.45 10:40:03 1 21.60 0.00 0.80 0.13 0.09 77.38 10:40:03 2 23.19 0.00 0.88 0.17 0.09 75.68 10:40:03 3 23.75 0.00 0.94 0.03 0.08 75.21 10:50:01 all 26.31 0.00 0.88 0.04 0.08 72.69 10:50:01 0 25.79 0.00 0.80 0.01 0.08 73.32 10:50:01 1 26.41 0.00 0.91 0.04 0.09 72.56 10:50:01 2 26.49 0.00 0.88 0.07 0.09 72.47 10:50:01 3 26.54 0.00 0.92 0.03 0.08 72.42 11:00:03 all 7.48 0.00 0.45 0.01 0.06 91.99 11:00:03 0 7.71 0.00 0.38 0.02 0.06 91.84 11:00:03 1 7.09 0.00 0.50 0.01 0.06 92.34 11:00:03 2 7.37 0.00 0.49 0.01 0.07 92.06 11:00:03 3 7.76 0.00 0.45 0.01 0.07 91.72 11:10:03 all 10.94 0.00 0.40 0.03 0.07 88.56 11:10:03 0 10.72 0.00 0.36 0.04 0.07 88.81 11:10:03 1 10.60 0.00 0.40 0.04 0.07 88.89 11:10:03 2 11.01 0.00 0.43 0.03 0.07 88.47 11:10:03 3 11.41 0.00 0.40 0.03 0.07 88.09 11:20:01 all 10.45 0.00 0.46 0.18 0.16 88.75 11:20:01 0 10.01 0.00 0.42 0.07 0.11 89.39 11:20:01 1 10.59 0.00 0.53 0.04 0.24 88.60 11:20:01 2 11.04 0.00 0.47 0.16 0.09 88.24 11:20:01 3 10.15 0.00 0.42 0.48 0.18 88.77 11:30:03 all 14.57 0.00 0.64 0.16 0.09 84.53 11:30:03 0 14.49 0.00 0.68 0.42 0.08 84.33 11:30:03 1 14.70 0.00 0.70 0.10 0.10 84.41 11:30:03 2 14.89 0.00 0.55 0.06 0.09 84.41 11:30:03 3 14.21 0.00 0.65 0.07 0.09 84.99 11:40:03 all 15.82 0.00 0.65 0.19 0.09 83.24 11:40:03 0 15.57 0.00 0.56 0.20 0.10 83.57 11:40:03 1 15.92 0.00 0.69 0.23 0.11 83.06 11:40:03 2 15.81 0.00 0.62 0.27 0.10 83.20 11:40:03 3 15.97 0.00 0.74 0.07 0.08 83.15 Average: all 23.79 0.00 1.04 0.77 0.14 74.27 Average: 0 23.71 0.00 0.99 0.71 0.13 74.46 Average: 1 23.84 0.00 1.05 0.78 0.16 74.17 Average: 2 23.97 0.00 1.08 0.82 0.13 74.00 Average: 3 23.62 0.00 1.02 0.76 0.13 74.47