---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-19436 5.15.0-170-generic #180-Ubuntu SMP Fri Jan 9 16:10:31 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 28G 128G 18% / 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 876 11855 3 19360 30748 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:11:04:f8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.97/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 82947sec preferred_lft 82947sec inet6 fe80::f816:3eff:fe11:4f8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:69:9d:af:7d:09 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::69:9dff:feaf:7d09/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19436) 02/23/26 _x86_64_ (8 CPU) 09:14:55 LINUX RESTART (8 CPU) 09:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:30:03 460.08 0.93 449.01 10.14 216.03 51122.23 65222.57 09:40:03 96.38 0.00 75.66 20.71 0.16 9913.09 476312.12 09:50:00 19.96 0.01 19.15 0.80 0.39 2674.51 6481.59 10:00:03 101.38 1.25 96.96 3.16 35.08 11032.46 1487.37 10:10:03 12.11 0.17 11.71 0.23 3.35 676.02 5859.76 Average: 138.44 0.48 130.95 7.02 51.23 15134.15 111019.35 09:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:30:03 6882648 24297280 7915280 24.09 534268 16133452 5412772 15.96 4748852 19623976 22080 09:40:03 7480844 27264668 5135388 15.63 560528 18173192 5529896 16.31 5534076 18153496 180 09:50:00 7692204 27555708 4644448 14.13 581624 18401056 4845196 14.29 5832824 17628212 4860 10:00:03 265432 20470284 11657884 35.47 584252 18651728 17136444 50.53 5811364 23034196 2316 10:10:03 239644 20088352 12052864 36.68 579964 18296380 17244880 50.85 5722192 23134088 504 Average: 4512154 23935258 8281173 25.20 568127 17931162 10033838 29.59 5529862 20314794 5988 09:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:30:03 lo 0.42 0.42 0.06 0.06 0.00 0.00 0.00 0.00 09:30:03 ens3 216.16 131.69 2071.53 30.68 0.00 0.00 0.00 0.00 09:30:03 docker0 23.61 41.08 1.37 652.63 0.00 0.00 0.00 0.00 09:40:03 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 09:40:03 ens3 53.35 32.27 534.27 7.29 0.00 0.00 0.00 0.00 09:40:03 docker0 16.56 26.46 1.01 312.81 0.00 0.00 0.00 0.00 09:40:03 veth044da4a 6.86 12.00 0.56 143.75 0.00 0.00 0.00 0.01 09:50:00 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:50:00 ens3 17.59 11.92 63.34 3.20 0.00 0.00 0.00 0.00 09:50:00 docker0 11.03 16.27 2.13 62.64 0.00 0.00 0.00 0.00 10:00:03 lo 0.66 0.66 0.22 0.22 0.00 0.00 0.00 0.00 10:00:03 ens3 58.29 44.24 921.73 11.32 0.00 0.00 0.00 0.00 10:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:03 br-d6c0e0173f7d 0.44 0.40 0.16 0.06 0.00 0.00 0.00 0.00 10:00:03 veth23a15af 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 10:00:03 veth3876895 80.89 85.30 43.77 41.58 0.00 0.00 0.00 0.00 10:00:03 veth9053cb0 0.46 0.41 0.06 0.26 0.00 0.00 0.00 0.00 10:00:03 veth4ca4da3 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 10:00:03 veth2b6356f 0.08 0.16 0.00 0.01 0.00 0.00 0.00 0.00 10:00:03 veth71efba9 71.81 67.56 49.67 32.78 0.00 0.00 0.00 0.00 10:00:03 veth6ed7e0d 11.79 10.64 4.73 9.56 0.00 0.00 0.00 0.00 10:10:03 lo 11.49 11.49 56.46 56.46 0.00 0.00 0.00 0.00 10:10:03 ens3 17.64 11.36 5.92 6.13 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 10:10:03 br-d6c0e0173f7d 6.45 6.41 55.41 1.21 0.00 0.00 0.00 0.00 10:10:03 veth23a15af 0.23 0.20 0.02 0.08 0.00 0.00 0.00 0.00 10:10:03 veth3876895 316.15 341.40 260.22 149.20 0.00 0.00 0.00 0.02 10:10:03 veth9053cb0 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 10:10:03 veth4ca4da3 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:03 veth2b6356f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:03 veth71efba9 112.83 104.09 98.73 71.82 0.00 0.00 0.00 0.01 10:10:03 veth6ed7e0d 237.78 221.46 109.04 192.34 0.00 0.00 0.00 0.02 Average: lo 2.57 2.57 11.34 11.34 0.00 0.00 0.00 0.00 Average: ens3 72.81 46.43 721.88 11.76 0.00 0.00 0.00 0.00 Average: docker0 10.25 16.77 0.90 206.05 0.00 0.00 0.00 0.00 Average: br-d6c0e0173f7d 1.38 1.36 11.10 0.25 0.00 0.00 0.00 0.00 Average: veth23a15af 0.05 0.07 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth3876895 79.41 85.34 60.78 38.16 0.00 0.00 0.00 0.00 Average: veth9053cb0 0.17 0.12 0.03 0.12 0.00 0.00 0.00 0.00 Average: veth4ca4da3 0.00 0.02 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth2b6356f 0.02 0.03 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth71efba9 36.97 34.37 29.70 20.93 0.00 0.00 0.00 0.00 Average: veth6ed7e0d 49.87 46.38 22.73 40.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-170-generic (prd-ubuntu2204-docker-8c-8g-19436) 02/23/26 _x86_64_ (8 CPU) 09:14:55 LINUX RESTART (8 CPU) 09:20:00 CPU %user %nice %system %iowait %steal %idle 09:30:03 all 18.82 0.00 3.68 1.39 0.07 76.03 09:30:03 0 19.67 0.00 3.96 1.96 0.08 74.34 09:30:03 1 17.22 0.00 3.12 0.68 0.07 78.90 09:30:03 2 15.62 0.00 4.64 2.11 0.08 77.55 09:30:03 3 18.31 0.00 3.93 1.55 0.08 76.13 09:30:03 4 19.51 0.00 3.83 1.87 0.07 74.72 09:30:03 5 24.95 0.00 3.53 0.95 0.08 70.50 09:30:03 6 18.02 0.00 3.29 0.73 0.07 77.89 09:30:03 7 17.24 0.00 3.18 1.27 0.07 78.24 09:40:03 all 13.37 0.00 0.86 0.65 0.03 85.08 09:40:03 0 5.66 0.00 0.83 0.21 0.05 93.26 09:40:03 1 4.55 0.00 0.97 0.62 0.02 93.84 09:40:03 2 58.01 0.00 1.07 1.48 0.06 39.38 09:40:03 3 15.77 0.00 0.90 0.38 0.03 82.92 09:40:03 4 4.43 0.00 0.88 0.46 0.02 94.20 09:40:03 5 11.34 0.00 0.76 0.55 0.04 87.31 09:40:03 6 3.85 0.00 0.78 0.89 0.02 94.45 09:40:03 7 3.31 0.00 0.73 0.64 0.02 95.31 09:50:00 all 11.19 0.00 0.66 0.05 0.03 88.08 09:50:00 0 1.34 0.00 0.57 0.14 0.03 97.92 09:50:00 1 0.99 0.00 0.53 0.02 0.01 98.45 09:50:00 2 14.59 0.00 0.60 0.02 0.04 84.75 09:50:00 3 1.23 0.00 0.55 0.04 0.02 98.17 09:50:00 4 0.97 0.00 0.48 0.11 0.02 98.43 09:50:00 5 1.25 0.00 0.48 0.02 0.04 98.22 09:50:00 6 1.33 0.00 0.51 0.03 0.01 98.12 09:50:00 7 67.84 0.00 1.53 0.02 0.07 30.54 10:00:03 all 10.18 0.02 1.21 0.51 0.07 88.00 10:00:03 0 9.34 0.03 1.44 0.13 0.06 89.00 10:00:03 1 10.08 0.04 1.25 0.90 0.07 87.66 10:00:03 2 11.43 0.02 1.15 0.39 0.06 86.94 10:00:03 3 9.49 0.03 1.42 0.69 0.07 88.31 10:00:03 4 10.77 0.02 1.06 0.47 0.06 87.61 10:00:03 5 11.30 0.01 1.07 0.57 0.06 86.98 10:00:03 6 10.01 0.02 1.25 0.37 0.08 88.27 10:00:03 7 9.06 0.02 1.02 0.58 0.06 89.26 10:10:03 all 6.26 0.00 1.12 0.17 0.08 92.37 10:10:03 0 4.89 0.00 1.00 0.15 0.08 93.89 10:10:03 1 5.61 0.00 1.40 0.16 0.09 92.74 10:10:03 2 7.16 0.00 1.22 0.60 0.08 90.93 10:10:03 3 5.88 0.00 1.12 0.03 0.08 92.90 10:10:03 4 6.15 0.00 1.08 0.07 0.08 92.62 10:10:03 5 6.85 0.00 1.12 0.10 0.07 91.86 10:10:03 6 6.18 0.00 1.05 0.18 0.07 92.53 10:10:03 7 7.39 0.00 0.97 0.10 0.07 91.47 Average: all 11.97 0.00 1.51 0.56 0.06 85.90 Average: 0 8.19 0.01 1.56 0.52 0.06 89.66 Average: 1 7.70 0.01 1.46 0.48 0.05 90.30 Average: 2 21.40 0.00 1.74 0.92 0.06 75.87 Average: 3 10.15 0.01 1.59 0.54 0.05 87.67 Average: 4 8.38 0.01 1.47 0.60 0.05 89.50 Average: 5 11.16 0.00 1.39 0.44 0.06 86.95 Average: 6 7.89 0.00 1.38 0.44 0.05 90.24 Average: 7 20.93 0.00 1.49 0.52 0.06 77.00