---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13483 5.15.0-181-generic #191-Ubuntu SMP Fri May 22 19:09:02 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 25G 131G 16% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 896 13193 4 18002 30716 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:e6:03:61 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.91/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83704sec preferred_lft 83704sec inet6 fe80::f816:3eff:fee6:361/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:27:12:1d:4d:89 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::4c27:12ff:fe1d:4d89/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13483) 07/28/26 _x86_64_ (8 CPU) 20:59:20 LINUX RESTART (8 CPU) 21:00:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:10:01 689.40 5.66 664.42 19.32 589.68 65716.60 88188.90 21:20:02 85.36 0.40 82.00 2.96 17.05 10200.11 1572.62 21:30:10 25.02 0.27 22.34 2.40 6.45 3418.19 7193.96 21:40:10 9.84 0.03 9.32 0.48 1.31 1721.03 1690.71 Average: 200.34 1.58 192.53 6.24 151.80 20071.32 24406.64 21:00:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:10:01 10690076 27666384 4545212 13.83 561580 15627592 4675252 13.79 4538796 16031472 19676 21:20:02 896124 20637836 11463580 34.88 601600 18280724 17846968 52.63 4865944 23385276 22580 21:30:10 389284 19663856 12380940 37.67 584016 17886368 18694744 55.13 4950512 23807880 10156 21:40:10 322216 19176816 12868016 39.16 584152 17474780 19043132 56.16 4886660 23907412 576 Average: 3074425 21786223 10314437 31.39 582837 17317366 15065024 44.43 4810478 21783010 13247 21:00:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:10:01 lo 0.79 0.79 0.09 0.09 0.00 0.00 0.00 0.00 21:10:01 ens3 500.30 317.10 3597.89 94.99 0.00 0.00 0.00 0.00 21:10:01 docker0 21.75 40.08 1.33 864.57 0.00 0.00 0.00 0.00 21:20:02 lo 2.27 2.27 4.62 4.62 0.00 0.00 0.00 0.00 21:20:02 ens3 32.88 21.18 849.71 3.75 0.00 0.00 0.00 0.00 21:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:20:02 br-6610aca0791d 1.87 2.11 0.86 7.15 0.00 0.00 0.00 0.00 21:20:02 vethfca5c1e 1.73 1.89 19.67 5.79 0.00 0.00 0.00 0.00 21:20:02 veth4742b83 74.38 79.05 36.73 37.86 0.00 0.00 0.00 0.00 21:20:02 veth625c042 1.40 1.30 5.78 1.66 0.00 0.00 0.00 0.00 21:20:02 veth430e156 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 21:20:02 veth602d2cb 2.48 2.84 0.55 26.67 0.00 0.00 0.00 0.00 21:20:02 vethdf31813 75.08 69.99 51.98 33.60 0.00 0.00 0.00 0.00 21:20:02 veth700e9e6 2.29 1.81 0.31 1.78 0.00 0.00 0.00 0.00 21:30:10 lo 31.29 31.29 123.73 123.73 0.00 0.00 0.00 0.00 21:30:10 ens3 9.13 8.29 27.27 1.70 0.00 0.00 0.00 0.00 21:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:30:10 br-6610aca0791d 25.76 33.20 23.04 129.12 0.00 0.00 0.00 0.00 21:30:10 vethfca5c1e 20.46 20.04 219.11 54.86 0.00 0.00 0.00 0.02 21:30:10 veth4742b83 70.36 77.09 49.25 27.98 0.00 0.00 0.00 0.00 21:30:10 veth625c042 11.78 12.72 54.58 53.24 0.00 0.00 0.00 0.00 21:30:10 veth430e156 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 21:30:10 veth602d2cb 37.26 44.64 23.31 346.25 0.00 0.00 0.00 0.03 21:30:10 vethdf31813 35.38 32.04 61.52 16.17 0.00 0.00 0.00 0.01 21:30:10 veth700e9e6 48.12 44.31 20.39 35.39 0.00 0.00 0.00 0.00 21:40:10 lo 33.20 33.20 158.03 158.03 0.00 0.00 0.00 0.00 21:40:10 ens3 0.84 0.86 0.22 1.27 0.00 0.00 0.00 0.00 21:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:10 br-6610aca0791d 30.43 41.80 33.71 126.90 0.00 0.00 0.00 0.00 21:40:10 vethfca5c1e 11.22 10.01 66.16 8.68 0.00 0.00 0.00 0.01 21:40:10 veth4742b83 62.14 68.54 47.88 22.58 0.00 0.00 0.00 0.00 21:40:10 veth625c042 8.44 10.20 9.07 65.93 0.00 0.00 0.00 0.01 21:40:10 veth430e156 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:40:10 veth602d2cb 36.06 47.41 34.31 191.52 0.00 0.00 0.00 0.02 21:40:10 vethdf31813 44.73 41.04 75.03 23.79 0.00 0.00 0.00 0.01 21:40:10 veth700e9e6 30.45 27.21 13.66 26.38 0.00 0.00 0.00 0.00 Average: lo 16.97 16.97 71.95 71.95 0.00 0.00 0.00 0.00 Average: ens3 134.26 85.89 1107.87 25.14 0.00 0.00 0.00 0.00 Average: docker0 5.37 9.89 0.33 213.43 0.00 0.00 0.00 0.00 Average: br-6610aca0791d 14.59 19.37 14.46 66.16 0.00 0.00 0.00 0.00 Average: vethfca5c1e 8.41 8.04 76.89 17.50 0.00 0.00 0.00 0.01 Average: veth4742b83 51.94 56.41 33.62 22.20 0.00 0.00 0.00 0.00 Average: veth625c042 5.44 6.09 17.52 30.35 0.00 0.00 0.00 0.00 Average: veth430e156 0.03 0.05 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth602d2cb 19.05 23.85 14.60 142.12 0.00 0.00 0.00 0.01 Average: vethdf31813 38.92 35.88 47.32 18.45 0.00 0.00 0.00 0.00 Average: veth700e9e6 20.35 18.46 8.65 15.99 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13483) 07/28/26 _x86_64_ (8 CPU) 20:59:20 LINUX RESTART (8 CPU) 21:00:07 CPU %user %nice %system %iowait %steal %idle 21:10:01 all 36.42 0.00 5.15 1.36 0.11 56.96 21:10:01 0 35.85 0.00 5.12 0.98 0.11 57.95 21:10:01 1 37.63 0.00 5.27 1.83 0.11 55.16 21:10:01 2 37.85 0.00 5.51 1.18 0.12 55.35 21:10:01 3 35.63 0.00 5.33 1.46 0.11 57.47 21:10:01 4 36.91 0.00 4.99 1.12 0.11 56.87 21:10:01 5 35.42 0.00 5.07 1.67 0.11 57.72 21:10:01 6 40.70 0.00 5.07 1.17 0.11 52.95 21:10:01 7 31.33 0.00 4.83 1.49 0.11 62.25 21:20:02 all 11.01 0.02 1.40 0.25 0.07 87.25 21:20:02 0 11.10 0.01 1.51 0.14 0.07 87.18 21:20:02 1 10.29 0.03 1.53 0.24 0.08 87.83 21:20:02 2 10.51 0.02 1.30 0.19 0.07 87.92 21:20:02 3 10.49 0.03 1.39 0.64 0.07 87.38 21:20:02 4 11.08 0.02 1.48 0.19 0.07 87.15 21:20:02 5 11.53 0.03 1.34 0.06 0.07 86.96 21:20:02 6 10.51 0.02 1.39 0.27 0.06 87.75 21:20:02 7 12.52 0.04 1.27 0.27 0.07 85.83 21:30:10 all 9.83 0.01 1.93 0.11 0.09 88.03 21:30:10 0 9.70 0.02 2.02 0.05 0.09 88.12 21:30:10 1 10.27 0.00 2.11 0.09 0.09 87.44 21:30:10 2 10.87 0.00 1.97 0.07 0.09 87.00 21:30:10 3 9.70 0.00 1.88 0.21 0.09 88.12 21:30:10 4 9.38 0.01 1.89 0.05 0.09 88.58 21:30:10 5 10.70 0.00 1.82 0.10 0.09 87.28 21:30:10 6 8.86 0.00 1.94 0.22 0.10 88.87 21:30:10 7 9.19 0.00 1.80 0.05 0.09 88.87 21:40:10 all 6.78 0.00 1.54 0.04 0.08 91.56 21:40:10 0 6.34 0.00 1.65 0.01 0.08 91.91 21:40:10 1 6.99 0.00 1.59 0.05 0.09 91.29 21:40:10 2 7.01 0.00 1.51 0.02 0.08 91.38 21:40:10 3 6.67 0.00 1.57 0.04 0.09 91.64 21:40:10 4 6.78 0.00 1.47 0.03 0.08 91.64 21:40:10 5 6.84 0.00 1.52 0.11 0.09 91.44 21:40:10 6 6.74 0.00 1.43 0.03 0.08 91.71 21:40:10 7 6.83 0.00 1.56 0.05 0.09 91.47 Average: all 15.92 0.01 2.49 0.44 0.09 81.06 Average: 0 15.66 0.01 2.56 0.29 0.09 81.39 Average: 1 16.20 0.01 2.61 0.55 0.09 80.54 Average: 2 16.47 0.01 2.56 0.36 0.09 80.52 Average: 3 15.54 0.01 2.53 0.58 0.09 81.25 Average: 4 15.95 0.01 2.45 0.34 0.09 81.17 Average: 5 16.04 0.01 2.43 0.48 0.09 80.96 Average: 6 16.60 0.01 2.45 0.42 0.09 80.44 Average: 7 14.88 0.01 2.35 0.46 0.09 82.21