---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-491129 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: 5599.94 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 692 10949 4 4347 14954 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:ce:a2:7f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.39/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79283sec preferred_lft 79283sec inet6 fe80::f816:3eff:fece:a27f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether be:d6:83:6f:4d:f0 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-491129) 03/16/26 _x86_64_ (4 CPU) 10:06:44 LINUX RESTART (4 CPU) 10:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:20:08 107.55 4.40 84.84 18.32 594.71 31255.75 233187.49 10:30:03 48.57 20.57 26.61 1.38 186.21 1697.91 1342.46 10:40:12 14.51 0.26 13.43 0.83 11.00 705.77 1816.68 10:50:12 8.72 0.02 8.37 0.33 1.35 240.08 291.40 11:00:12 11.71 0.01 11.23 0.47 1.21 309.11 300.67 11:10:12 7.00 0.01 6.70 0.29 1.09 187.96 148.29 11:20:09 5.41 0.01 5.20 0.20 1.15 143.68 242.46 11:30:04 5.07 0.00 4.90 0.17 0.31 134.01 141.36 11:40:12 4.96 0.00 4.80 0.15 0.14 140.11 66.13 11:50:12 9.33 0.03 8.91 0.38 3.96 542.07 88.11 12:00:12 4.88 0.01 4.69 0.17 0.59 154.63 165.52 Average: 20.68 2.29 16.33 2.06 72.74 3227.07 21613.32 10:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:20:08 2218052 6302516 9626872 58.80 260472 3740704 11449356 65.72 2103012 11386380 76864 10:30:03 3755204 7093748 8839764 53.99 267104 3060952 9548912 54.81 2072784 9973228 496 10:40:12 9513780 12962708 2976016 18.18 271700 3166688 3744552 21.49 2116544 4197616 176 10:50:12 10199368 13671868 2267108 13.85 273272 3188684 3012696 17.29 2129396 3494708 132 11:00:12 7946000 11455504 4482364 27.38 275088 3223876 5228856 30.01 2133776 5741060 60 11:10:12 8026720 11559588 4378572 26.74 275908 3246428 5206548 29.89 2135820 5640432 228 11:20:09 6344336 9894856 6042224 36.90 276392 3263588 6740196 38.69 2138060 7316740 480 11:30:04 6362484 9929584 6007588 36.69 276996 3279568 6716724 38.55 2141020 7313132 532 11:40:12 8024232 11610500 4327468 26.43 277596 3298132 5056412 29.02 2143152 5654544 44 11:50:12 7700904 11408616 4529104 27.66 281232 3412100 5223884 29.99 2157748 5956264 184 12:00:12 6867520 10598468 5338776 32.61 281820 3434688 5982744 34.34 2168740 6766180 64 Average: 6996236 10589814 5346896 32.66 274325 3301401 6173716 35.44 2130914 6676389 7205 10:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:20:08 lo 13.01 13.01 12.08 12.08 0.00 0.00 0.00 0.00 10:20:08 ens3 78.91 57.67 1070.46 5.95 0.00 0.00 0.00 0.00 10:20:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:03 lo 44.46 44.46 20.77 20.77 0.00 0.00 0.00 0.00 10:30:03 ens3 2.05 1.77 0.39 1.19 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 10:40:12 lo 23.95 23.95 10.60 10.60 0.00 0.00 0.00 0.00 10:40:12 ens3 1.78 0.97 0.48 0.34 0.00 0.00 0.00 0.00 10:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:12 lo 4.35 4.35 2.30 2.30 0.00 0.00 0.00 0.00 10:50:12 ens3 1.09 0.50 0.28 0.19 0.00 0.00 0.00 0.00 10:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:12 lo 15.83 15.83 7.50 7.50 0.00 0.00 0.00 0.00 11:00:12 ens3 1.33 0.67 0.36 0.25 0.00 0.00 0.00 0.00 11:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:12 lo 15.21 15.21 8.09 8.09 0.00 0.00 0.00 0.00 11:10:12 ens3 1.32 0.71 0.40 0.27 0.00 0.00 0.00 0.00 11:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:09 lo 29.59 29.59 11.77 11.77 0.00 0.00 0.00 0.00 11:20:09 ens3 0.94 0.55 0.22 0.16 0.00 0.00 0.00 0.00 11:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:04 lo 14.05 14.05 7.19 7.19 0.00 0.00 0.00 0.00 11:30:04 ens3 0.83 0.48 0.18 0.12 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:12 lo 16.46 16.46 9.51 9.51 0.00 0.00 0.00 0.00 11:40:12 ens3 1.05 0.52 0.19 0.13 0.00 0.00 0.00 0.00 11:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:12 lo 14.99 14.99 7.85 7.85 0.00 0.00 0.00 0.00 11:50:12 ens3 1.00 0.68 0.24 0.18 0.00 0.00 0.00 0.00 11:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:12 lo 29.91 29.91 11.51 11.51 0.00 0.00 0.00 0.00 12:00:12 ens3 0.87 0.55 0.18 0.13 0.00 0.00 0.00 0.00 12:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.15 20.15 9.92 9.92 0.00 0.00 0.00 0.00 Average: ens3 8.29 5.91 97.56 0.81 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-491129) 03/16/26 _x86_64_ (4 CPU) 10:06:44 LINUX RESTART (4 CPU) 10:10:08 CPU %user %nice %system %iowait %steal %idle 10:20:08 all 54.77 0.00 2.48 0.60 0.10 42.06 10:20:08 0 52.27 0.00 2.36 0.75 0.10 44.52 10:20:08 1 55.89 0.00 2.66 0.50 0.10 40.86 10:20:08 2 58.25 0.00 2.24 0.36 0.09 39.06 10:20:08 3 52.66 0.00 2.64 0.80 0.10 43.80 10:30:03 all 41.73 0.00 1.54 0.09 0.11 56.54 10:30:03 0 41.75 0.00 1.63 0.07 0.10 56.45 10:30:03 1 42.15 0.00 1.51 0.14 0.11 56.09 10:30:03 2 41.06 0.00 1.44 0.09 0.10 57.31 10:30:03 3 41.95 0.00 1.59 0.05 0.11 56.30 10:40:12 all 23.04 0.00 0.87 0.05 0.09 75.94 10:40:12 0 23.03 0.00 0.89 0.02 0.10 75.96 10:40:12 1 22.38 0.00 0.86 0.07 0.09 76.60 10:40:12 2 22.98 0.00 0.90 0.03 0.09 76.01 10:40:12 3 23.77 0.00 0.85 0.10 0.10 75.18 10:50:12 all 12.27 0.00 0.57 0.06 0.09 87.02 10:50:12 0 11.37 0.00 0.51 0.04 0.08 88.01 10:50:12 1 13.45 0.00 0.71 0.07 0.10 85.68 10:50:12 2 12.38 0.00 0.55 0.03 0.08 86.96 10:50:12 3 11.88 0.00 0.51 0.09 0.08 87.44 11:00:12 all 18.44 0.00 0.69 1.93 0.09 78.84 11:00:12 0 17.99 0.00 0.65 2.02 0.08 79.27 11:00:12 1 18.86 0.00 0.62 0.06 0.09 80.37 11:00:12 2 18.94 0.00 0.69 3.35 0.08 76.94 11:00:12 3 17.99 0.00 0.82 2.31 0.10 78.78 11:10:12 all 12.74 0.00 0.57 0.04 0.07 86.58 11:10:12 0 12.22 0.00 0.59 0.02 0.07 87.10 11:10:12 1 12.50 0.00 0.56 0.07 0.07 86.80 11:10:12 2 12.92 0.00 0.55 0.04 0.08 86.42 11:10:12 3 13.31 0.00 0.57 0.03 0.07 86.03 11:20:09 all 10.41 0.00 0.42 0.04 0.08 89.06 11:20:09 0 10.05 0.00 0.37 0.02 0.08 89.48 11:20:09 1 10.21 0.00 0.46 0.02 0.08 89.23 11:20:09 2 10.76 0.00 0.44 0.04 0.08 88.68 11:20:09 3 10.60 0.00 0.42 0.06 0.08 88.83 11:30:04 all 8.70 0.00 0.45 0.02 0.08 90.75 11:30:04 0 8.54 0.00 0.40 0.01 0.07 90.98 11:30:04 1 8.90 0.00 0.54 0.03 0.09 90.45 11:30:04 2 8.45 0.00 0.45 0.02 0.08 90.99 11:30:04 3 8.90 0.00 0.41 0.04 0.08 90.57 11:40:12 all 8.12 0.00 0.35 0.02 0.07 91.44 11:40:12 0 8.11 0.00 0.32 0.01 0.07 91.49 11:40:12 1 8.22 0.00 0.35 0.03 0.08 91.31 11:40:12 2 8.20 0.00 0.39 0.00 0.07 91.32 11:40:12 3 7.92 0.00 0.34 0.04 0.07 91.63 11:50:12 all 13.74 0.00 0.49 0.04 0.07 85.66 11:50:12 0 13.91 0.00 0.64 0.10 0.07 85.29 11:50:12 1 13.28 0.00 0.43 0.02 0.07 86.20 11:50:12 2 13.95 0.00 0.39 0.01 0.08 85.57 11:50:12 3 13.82 0.00 0.51 0.02 0.07 85.58 12:00:12 all 9.71 0.00 0.42 0.03 0.08 89.76 12:00:12 0 9.41 0.00 0.40 0.07 0.07 90.04 12:00:12 1 10.09 0.00 0.47 0.02 0.08 89.34 12:00:12 2 10.01 0.00 0.30 0.02 0.07 89.60 12:00:12 3 9.35 0.00 0.52 0.02 0.08 90.04 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.40 0.00 0.80 0.27 0.08 79.44 Average: 0 18.95 0.00 0.80 0.28 0.08 79.89 Average: 1 19.61 0.00 0.83 0.09 0.09 79.38 Average: 2 19.79 0.00 0.76 0.36 0.08 79.01 Average: 3 19.27 0.00 0.83 0.32 0.09 79.49