---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3737 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 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 868 15642 3 15580 30755 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:98:59:d3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.76/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83568sec preferred_lft 83568sec inet6 fe80::f816:3eff:fe98:59d3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:40:67:12:2e:6c 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::4c40:67ff:fe12:2e6c/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-3737) 08/03/26 _x86_64_ (8 CPU) 12:06:29 LINUX RESTART (8 CPU) 12:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 12:20:01 553.16 0.65 537.65 14.87 33.88 58367.64 71315.16 12:30:12 21.35 0.50 19.58 1.27 24.30 2777.74 5601.73 12:40:01 39.56 0.22 12.94 26.40 4.92 2028.13 466121.48 12:50:01 10.49 0.07 9.54 0.88 1.61 1511.77 3217.61 Average: 155.95 0.36 144.85 10.74 16.26 16163.29 134491.81 12:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 12:20:01 1482288 20999696 11154060 33.94 602220 18024396 17562664 51.79 4769396 22934632 484 12:30:12 562556 17755584 14200000 43.21 583636 15934856 21860876 64.47 4725024 23890940 11512 12:40:01 323396 16956192 14963464 45.53 584452 15417520 22430560 66.15 4646680 24198612 12212 12:50:01 1035872 17317596 14616484 44.48 584056 15056520 21949332 64.73 4547784 23570312 21788 Average: 851028 18257267 13733502 41.79 588591 16108323 20950858 61.78 4672221 23648624 11499 12:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 12:20:01 lo 0.78 0.78 0.06 0.06 0.00 0.00 0.00 0.00 12:20:01 ens3 436.98 285.48 2803.78 91.98 0.00 0.00 0.00 0.00 12:20:01 docker0 26.52 44.14 1.66 755.88 0.00 0.00 0.00 0.00 12:20:01 br-a74a90069948 0.29 0.26 0.01 0.02 0.00 0.00 0.00 0.00 12:20:01 vethe1ef888 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 12:20:01 veth55b8722 0.04 0.14 0.00 0.01 0.00 0.00 0.00 0.00 12:20:01 veth1e4cead 6.50 6.10 4.42 1.27 0.00 0.00 0.00 0.00 12:20:01 veth2b5814f 0.04 0.12 0.00 0.01 0.00 0.00 0.00 0.00 12:20:01 veth81fc4dc 0.10 0.17 0.01 0.01 0.00 0.00 0.00 0.00 12:20:01 vethe794328 0.80 0.84 0.10 0.91 0.00 0.00 0.00 0.00 12:20:01 vethce189e8 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 12:20:01 veth64f7070 0.37 0.39 0.05 0.55 0.00 0.00 0.00 0.00 12:30:12 lo 9.99 9.99 23.48 23.48 0.00 0.00 0.00 0.00 12:30:12 ens3 20.50 14.89 26.11 15.44 0.00 0.00 0.00 0.00 12:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:12 br-a74a90069948 10.58 12.23 4.45 36.37 0.00 0.00 0.00 0.00 12:30:12 vethe1ef888 15.75 17.36 3.62 133.86 0.00 0.00 0.00 0.01 12:30:12 veth55b8722 8.99 9.08 98.19 27.99 0.00 0.00 0.00 0.01 12:30:12 veth1e4cead 99.64 106.90 52.79 49.57 0.00 0.00 0.00 0.00 12:30:12 veth2b5814f 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 12:30:12 veth81fc4dc 4.80 4.63 27.74 8.55 0.00 0.00 0.00 0.00 12:30:12 vethe794328 84.33 78.67 62.17 38.05 0.00 0.00 0.00 0.01 12:30:12 veth64f7070 27.75 25.59 10.62 16.96 0.00 0.00 0.00 0.00 12:40:01 lo 32.27 32.27 149.52 149.52 0.00 0.00 0.00 0.00 12:40:01 ens3 4.79 4.13 10.89 1.27 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 br-a74a90069948 27.61 31.99 27.50 134.20 0.00 0.00 0.00 0.00 12:40:01 vethe1ef888 35.89 40.21 28.24 260.22 0.00 0.00 0.00 0.02 12:40:01 veth55b8722 15.00 14.24 127.82 27.38 0.00 0.00 0.00 0.01 12:40:01 veth1e4cead 55.98 61.91 46.85 21.64 0.00 0.00 0.00 0.00 12:40:01 veth2b5814f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 veth81fc4dc 9.91 11.21 27.53 59.33 0.00 0.00 0.00 0.00 12:40:01 vethe794328 33.00 29.85 65.70 14.37 0.00 0.00 0.00 0.01 12:40:01 veth64f7070 35.36 32.13 15.36 34.91 0.00 0.00 0.00 0.00 12:50:01 lo 30.89 30.89 148.20 148.20 0.00 0.00 0.00 0.00 12:50:01 ens3 4.15 2.61 4.75 1.88 0.00 0.00 0.00 0.00 12:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 br-a74a90069948 27.67 31.60 32.07 121.40 0.00 0.00 0.00 0.00 12:50:01 vethe1ef888 33.48 37.36 32.47 198.01 0.00 0.00 0.00 0.02 12:50:01 veth55b8722 11.37 10.34 78.11 11.39 0.00 0.00 0.00 0.01 12:50:01 veth1e4cead 65.72 72.18 54.60 22.82 0.00 0.00 0.00 0.00 12:50:01 veth2b5814f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:50:01 veth81fc4dc 8.22 9.89 11.71 63.77 0.00 0.00 0.00 0.01 12:50:01 vethe794328 46.89 42.98 73.21 26.41 0.00 0.00 0.00 0.01 12:50:01 veth64f7070 31.78 28.65 13.78 30.41 0.00 0.00 0.00 0.00 Average: lo 18.39 18.39 79.76 79.76 0.00 0.00 0.00 0.00 Average: ens3 116.59 76.77 710.88 27.69 0.00 0.00 0.00 0.00 Average: docker0 6.63 11.03 0.41 188.82 0.00 0.00 0.00 0.00 Average: br-a74a90069948 16.47 18.93 15.91 72.57 0.00 0.00 0.00 0.00 Average: vethe1ef888 21.20 23.66 15.98 147.49 0.00 0.00 0.00 0.01 Average: veth55b8722 8.83 8.43 75.92 16.70 0.00 0.00 0.00 0.01 Average: veth1e4cead 57.17 61.99 39.70 23.96 0.00 0.00 0.00 0.00 Average: veth2b5814f 0.03 0.06 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth81fc4dc 5.74 6.45 16.75 32.69 0.00 0.00 0.00 0.00 Average: vethe794328 41.50 38.32 50.29 20.05 0.00 0.00 0.00 0.00 Average: veth64f7070 23.79 21.67 9.93 20.63 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-3737) 08/03/26 _x86_64_ (8 CPU) 12:06:29 LINUX RESTART (8 CPU) 12:10:01 CPU %user %nice %system %iowait %steal %idle 12:20:01 all 35.74 0.02 4.75 1.21 0.10 58.18 12:20:01 0 31.33 0.05 4.56 1.39 0.10 62.57 12:20:01 1 33.53 0.03 4.64 1.25 0.09 60.46 12:20:01 2 39.78 0.02 4.69 1.09 0.10 54.32 12:20:01 3 36.46 0.02 4.79 1.20 0.09 57.44 12:20:01 4 34.60 0.02 5.25 1.42 0.10 58.61 12:20:01 5 35.54 0.02 4.28 0.88 0.09 59.18 12:20:01 6 36.71 0.01 4.96 1.22 0.11 57.00 12:20:01 7 37.98 0.01 4.83 1.21 0.11 55.86 12:30:12 all 8.64 0.00 1.45 0.08 0.06 89.76 12:30:12 0 8.33 0.00 2.03 0.04 0.07 89.54 12:30:12 1 8.34 0.00 1.57 0.06 0.07 89.96 12:30:12 2 8.72 0.01 1.34 0.01 0.07 89.85 12:30:12 3 7.49 0.01 1.37 0.11 0.06 90.96 12:30:12 4 9.35 0.00 1.37 0.03 0.06 89.17 12:30:12 5 10.07 0.00 1.35 0.17 0.06 88.33 12:30:12 6 7.97 0.00 1.20 0.07 0.06 90.70 12:30:12 7 8.81 0.00 1.40 0.16 0.07 89.57 12:40:01 all 8.37 0.00 2.11 0.08 0.08 89.36 12:40:01 0 8.54 0.00 2.59 0.11 0.08 88.69 12:40:01 1 8.28 0.01 2.23 0.02 0.08 89.39 12:40:01 2 8.43 0.00 2.14 0.03 0.09 89.32 12:40:01 3 7.71 0.01 1.95 0.06 0.08 90.18 12:40:01 4 8.63 0.00 2.12 0.03 0.09 89.13 12:40:01 5 7.95 0.00 1.96 0.07 0.08 89.94 12:40:01 6 9.22 0.00 1.98 0.10 0.08 88.61 12:40:01 7 8.20 0.00 1.87 0.21 0.09 89.63 12:50:01 all 7.28 0.00 1.97 0.05 0.08 90.63 12:50:01 0 7.26 0.00 2.60 0.04 0.08 90.03 12:50:01 1 7.70 0.00 2.29 0.02 0.08 89.91 12:50:01 2 6.99 0.00 1.87 0.04 0.08 91.02 12:50:01 3 7.85 0.00 1.90 0.04 0.08 90.13 12:50:01 4 7.20 0.00 1.74 0.17 0.08 90.81 12:50:01 5 7.07 0.00 1.75 0.02 0.08 91.09 12:50:01 6 7.14 0.01 1.84 0.02 0.08 90.91 12:50:01 7 7.00 0.00 1.76 0.04 0.08 91.13 Average: all 14.99 0.01 2.57 0.35 0.08 82.00 Average: 0 13.83 0.01 2.94 0.39 0.08 82.75 Average: 1 14.44 0.01 2.68 0.34 0.08 82.45 Average: 2 15.97 0.01 2.50 0.29 0.08 81.14 Average: 3 14.88 0.01 2.50 0.35 0.08 82.18 Average: 4 14.93 0.01 2.61 0.41 0.08 81.96 Average: 5 15.16 0.01 2.33 0.29 0.08 82.13 Average: 6 15.25 0.00 2.49 0.35 0.08 81.82 Average: 7 15.49 0.00 2.46 0.40 0.08 81.56