---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13054 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 17% / 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 850 14315 4 16926 30770 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:87:5b:df brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.165/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83687sec preferred_lft 83687sec inet6 fe80::f816:3eff:fe87:5bdf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:43:30:66:c1:a5 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::c043:30ff:fe66:c1a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13054) 08/17/26 _x86_64_ (8 CPU) 05:06:14 LINUX RESTART (8 CPU) 05:10:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:20:17 416.37 0.47 401.24 14.66 33.21 55622.35 63409.24 05:30:02 22.58 0.55 20.58 1.45 25.39 3034.51 5732.36 05:40:02 37.20 0.13 11.33 25.74 2.81 1891.81 451580.04 05:50:10 19.28 1.00 15.83 2.46 21.51 1930.27 17928.04 Average: 124.30 0.54 112.64 11.12 20.70 15672.86 135155.01 05:10:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:20:17 2061328 21929612 10225128 31.11 582912 18401372 16433724 48.46 4776596 22363264 244 05:30:02 371944 18611752 13310312 40.50 567996 17023868 21164512 62.41 4766184 24008848 14276 05:40:02 365440 18346884 13575804 41.31 568552 16770924 21183532 62.47 4771940 23997796 13028 05:50:10 5443740 22747296 9217772 28.05 569564 16073852 14545136 42.89 4600692 19144840 264 Average: 2060613 20408886 11582254 35.24 572256 17067504 18331726 54.06 4728853 22378687 6953 05:10:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:20:17 lo 0.78 0.78 0.06 0.06 0.00 0.00 0.00 0.00 05:20:17 ens3 346.55 199.66 2913.86 74.73 0.00 0.00 0.00 0.00 05:20:17 docker0 18.95 36.60 1.15 753.23 0.00 0.00 0.00 0.00 05:20:17 br-fcca509c5714 0.28 0.25 0.01 0.02 0.00 0.00 0.00 0.00 05:20:17 veth1503c91 0.20 0.25 0.02 0.02 0.00 0.00 0.00 0.00 05:20:17 veth33d1f20 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 05:20:17 veth8ce2f58 7.31 6.81 4.70 1.33 0.00 0.00 0.00 0.00 05:20:17 veth6f9431b 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 05:20:17 vethcd8df67 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 05:20:17 veth253276c 1.41 1.42 0.15 0.98 0.00 0.00 0.00 0.00 05:20:17 veth33fd695 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 05:20:17 vethd8ae593 0.72 0.66 0.10 0.78 0.00 0.00 0.00 0.00 05:30:02 lo 11.42 11.42 33.62 33.62 0.00 0.00 0.00 0.00 05:30:02 ens3 4.65 3.69 2.85 1.37 0.00 0.00 0.00 0.00 05:30:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:30:02 br-fcca509c5714 9.72 11.29 6.23 29.89 0.00 0.00 0.00 0.00 05:30:02 veth1503c91 6.32 6.13 35.08 12.98 0.00 0.00 0.00 0.00 05:30:02 veth33d1f20 0.10 0.10 0.01 0.03 0.00 0.00 0.00 0.00 05:30:02 veth8ce2f58 113.59 122.28 64.92 56.99 0.00 0.00 0.00 0.01 05:30:02 veth6f9431b 15.85 17.48 5.56 156.29 0.00 0.00 0.00 0.01 05:30:02 vethcd8df67 11.17 11.18 127.40 35.34 0.00 0.00 0.00 0.01 05:30:02 veth253276c 89.32 82.99 69.01 40.38 0.00 0.00 0.00 0.01 05:30:02 vethd8ae593 38.67 35.71 16.13 27.19 0.00 0.00 0.00 0.00 05:40:02 lo 33.43 33.43 159.03 159.03 0.00 0.00 0.00 0.00 05:40:02 ens3 2.90 2.33 1.13 1.91 0.00 0.00 0.00 0.00 05:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:02 br-fcca509c5714 29.20 34.73 30.45 131.19 0.00 0.00 0.00 0.00 05:40:02 veth1503c91 8.34 9.06 17.21 22.64 0.00 0.00 0.00 0.00 05:40:02 veth33d1f20 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:40:02 veth8ce2f58 68.01 74.80 52.22 26.90 0.00 0.00 0.00 0.00 05:40:02 veth6f9431b 35.04 40.56 31.29 193.04 0.00 0.00 0.00 0.02 05:40:02 vethcd8df67 11.45 10.51 63.56 16.90 0.00 0.00 0.00 0.01 05:40:02 veth253276c 38.91 36.27 31.03 19.77 0.00 0.00 0.00 0.00 05:40:02 vethd8ae593 41.31 37.39 18.45 34.86 0.00 0.00 0.00 0.00 05:50:10 lo 25.56 25.56 111.79 111.79 0.00 0.00 0.00 0.00 05:50:10 ens3 7.49 5.38 3.46 3.91 0.00 0.00 0.00 0.00 05:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:10 br-fcca509c5714 24.39 31.47 24.70 90.58 0.00 0.00 0.00 0.00 05:50:10 veth1503c91 8.31 8.88 30.84 28.45 0.00 0.00 0.00 0.00 05:50:10 veth33d1f20 0.13 0.15 0.02 0.05 0.00 0.00 0.00 0.00 05:50:10 veth8ce2f58 45.40 49.56 23.96 11.56 0.00 0.00 0.00 0.00 05:50:10 veth6f9431b 31.80 39.36 25.11 228.83 0.00 0.00 0.00 0.02 05:50:10 vethcd8df67 14.30 13.42 139.64 30.90 0.00 0.00 0.00 0.01 Average: lo 17.85 17.85 76.48 76.48 0.00 0.00 0.00 0.00 Average: ens3 90.78 52.99 733.55 20.57 0.00 0.00 0.00 0.00 Average: docker0 4.76 9.19 0.29 189.14 0.00 0.00 0.00 0.00 Average: br-fcca509c5714 15.96 19.52 15.43 63.20 0.00 0.00 0.00 0.00 Average: veth1503c91 5.79 6.09 20.72 16.07 0.00 0.00 0.00 0.00 Average: veth33d1f20 0.07 0.09 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth8ce2f58 58.17 62.92 36.22 23.94 0.00 0.00 0.00 0.00 Average: veth6f9431b 20.74 24.46 15.58 144.67 0.00 0.00 0.00 0.01 Average: vethcd8df67 9.24 8.81 82.50 20.71 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-13054) 08/17/26 _x86_64_ (8 CPU) 05:06:14 LINUX RESTART (8 CPU) 05:10:15 CPU %user %nice %system %iowait %steal %idle 05:20:17 all 33.36 0.02 4.16 0.97 0.09 61.40 05:20:17 0 32.36 0.03 4.23 0.82 0.09 62.47 05:20:17 1 33.57 0.02 4.39 1.31 0.09 60.62 05:20:17 2 33.18 0.03 4.08 0.63 0.09 62.00 05:20:17 3 32.89 0.01 4.57 1.33 0.09 61.10 05:20:17 4 32.15 0.03 4.23 0.78 0.08 62.73 05:20:17 5 34.23 0.02 3.59 0.80 0.09 61.26 05:20:17 6 32.99 0.02 4.24 0.74 0.09 61.92 05:20:17 7 35.53 0.01 3.90 1.39 0.09 59.08 05:30:02 all 10.19 0.00 1.72 0.09 0.08 87.91 05:30:02 0 9.81 0.01 2.01 0.16 0.07 87.93 05:30:02 1 9.33 0.00 1.91 0.08 0.08 88.60 05:30:02 2 9.50 0.01 1.75 0.07 0.08 88.59 05:30:02 3 10.02 0.01 1.67 0.13 0.08 88.09 05:30:02 4 11.02 0.00 1.53 0.06 0.08 87.31 05:30:02 5 10.25 0.00 1.60 0.04 0.08 88.02 05:30:02 6 10.05 0.00 1.67 0.06 0.08 88.14 05:30:02 7 11.58 0.00 1.63 0.14 0.07 86.59 05:40:02 all 8.66 0.00 2.26 0.07 0.09 88.91 05:40:02 0 8.15 0.00 2.69 0.15 0.10 88.92 05:40:02 1 8.33 0.01 2.47 0.13 0.09 88.98 05:40:02 2 8.62 0.00 2.16 0.02 0.09 89.11 05:40:02 3 8.44 0.00 2.23 0.03 0.09 89.21 05:40:02 4 9.62 0.00 2.22 0.12 0.10 87.95 05:40:02 5 8.45 0.00 2.17 0.04 0.10 89.24 05:40:02 6 8.91 0.00 2.02 0.02 0.10 88.95 05:40:02 7 8.78 0.01 2.10 0.10 0.10 88.91 05:50:10 all 7.24 0.00 1.98 0.08 0.09 90.61 05:50:10 0 7.56 0.00 2.42 0.13 0.09 89.80 05:50:10 1 5.89 0.00 2.15 0.21 0.09 91.65 05:50:10 2 6.68 0.00 1.82 0.04 0.09 91.37 05:50:10 3 7.47 0.00 1.85 0.03 0.09 90.55 05:50:10 4 7.93 0.01 2.05 0.05 0.10 89.87 05:50:10 5 6.65 0.00 1.66 0.05 0.09 91.54 05:50:10 6 8.12 0.00 2.00 0.05 0.10 89.72 05:50:10 7 7.63 0.00 1.87 0.04 0.09 90.36 Average: all 14.88 0.01 2.53 0.31 0.09 82.19 Average: 0 14.47 0.01 2.84 0.31 0.09 82.27 Average: 1 14.29 0.01 2.74 0.43 0.09 82.44 Average: 2 14.51 0.01 2.45 0.19 0.09 82.75 Average: 3 14.72 0.01 2.58 0.38 0.09 82.22 Average: 4 15.20 0.01 2.51 0.25 0.09 81.93 Average: 5 14.91 0.01 2.26 0.23 0.09 82.50 Average: 6 15.05 0.01 2.49 0.22 0.09 82.15 Average: 7 15.89 0.01 2.38 0.42 0.09 81.22