---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-12537 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 840 15226 4 16025 30783 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:73:74:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.244/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 83644sec preferred_lft 83644sec inet6 fe80::f816:3eff:fe73:7421/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:8e:71:60:a0:83 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::1c8e:71ff:fe60:a083/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12537) 08/14/26 _x86_64_ (8 CPU) 13:40:32 LINUX RESTART (8 CPU) 13:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:00 111.49 0.42 106.37 4.69 18.96 17161.71 16770.07 14:10:00 24.77 0.24 22.67 1.86 19.40 3927.32 7387.68 14:20:00 10.05 0.08 9.60 0.38 1.63 1416.95 89.96 Average: 48.77 0.25 46.21 2.31 13.33 7501.85 8082.35 13:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:00 295196 19290660 12784836 38.90 576920 17618396 19568132 57.70 4749360 24150928 9372 14:10:00 405204 17524564 14391156 43.79 574040 15926088 22136868 65.28 4803104 23955136 13444 14:20:00 345732 17197260 14726800 44.81 573864 15653960 22443700 66.18 4721488 24089096 12008 Average: 348711 18004161 13967597 42.50 574941 16399481 21382900 63.06 4757984 24065053 11608 13:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:00 lo 1.43 1.43 2.24 2.24 0.00 0.00 0.00 0.00 14:00:00 ens3 57.69 36.52 1298.23 5.41 0.00 0.00 0.00 0.00 14:00:00 docker0 4.37 6.81 0.25 98.40 0.00 0.00 0.00 0.00 14:00:00 br-7c4a8f5ad532 1.01 1.17 0.54 1.88 0.00 0.00 0.00 0.00 14:00:00 vethfaf6666 1.21 1.16 4.98 1.54 0.00 0.00 0.00 0.00 14:00:00 veth2343144 1.87 1.95 17.47 5.01 0.00 0.00 0.00 0.00 14:00:00 veth0f0eb8e 74.20 78.58 36.73 37.84 0.00 0.00 0.00 0.00 14:00:00 veth10d012c 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 14:00:00 veth5ce68c2 1.83 2.14 0.21 19.23 0.00 0.00 0.00 0.00 14:00:00 veth2e2dadd 74.67 69.75 51.91 33.61 0.00 0.00 0.00 0.00 14:00:00 veth854443f 2.25 1.77 0.31 1.75 0.00 0.00 0.00 0.00 14:10:00 lo 26.25 26.25 105.53 105.53 0.00 0.00 0.00 0.00 14:10:00 ens3 5.66 4.78 8.08 1.58 0.00 0.00 0.00 0.00 14:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:00 br-7c4a8f5ad532 23.09 25.48 20.35 94.11 0.00 0.00 0.00 0.00 14:10:00 vethfaf6666 9.87 10.06 43.67 24.64 0.00 0.00 0.00 0.00 14:10:00 veth2343144 17.25 16.91 161.06 43.89 0.00 0.00 0.00 0.01 14:10:00 veth0f0eb8e 70.34 76.64 49.39 27.78 0.00 0.00 0.00 0.00 14:10:00 veth10d012c 0.10 0.09 0.01 0.03 0.00 0.00 0.00 0.00 14:10:00 veth5ce68c2 32.85 35.30 20.42 253.43 0.00 0.00 0.00 0.02 14:10:00 veth2e2dadd 32.60 30.21 32.64 13.69 0.00 0.00 0.00 0.00 14:10:00 veth854443f 49.41 45.63 20.69 37.87 0.00 0.00 0.00 0.00 14:20:00 lo 32.75 32.75 160.08 160.08 0.00 0.00 0.00 0.00 14:20:00 ens3 1.86 0.74 0.85 0.66 0.00 0.00 0.00 0.00 14:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 br-7c4a8f5ad532 28.44 28.94 32.23 129.55 0.00 0.00 0.00 0.00 14:20:00 vethfaf6666 6.57 7.22 5.20 20.80 0.00 0.00 0.00 0.00 14:20:00 veth2343144 7.77 6.84 20.95 4.78 0.00 0.00 0.00 0.00 14:20:00 veth0f0eb8e 61.09 67.07 49.79 22.44 0.00 0.00 0.00 0.00 14:20:00 veth10d012c 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:00 veth5ce68c2 32.04 32.47 32.72 149.17 0.00 0.00 0.00 0.01 14:20:00 veth2e2dadd 41.15 38.48 29.80 24.45 0.00 0.00 0.00 0.00 14:20:00 veth854443f 31.00 28.04 13.72 27.45 0.00 0.00 0.00 0.00 Average: lo 20.14 20.14 89.28 89.28 0.00 0.00 0.00 0.00 Average: ens3 21.74 14.01 435.71 2.55 0.00 0.00 0.00 0.00 Average: docker0 1.46 2.27 0.08 32.80 0.00 0.00 0.00 0.00 Average: br-7c4a8f5ad532 17.52 18.53 17.71 75.18 0.00 0.00 0.00 0.00 Average: vethfaf6666 5.88 6.15 17.95 15.66 0.00 0.00 0.00 0.00 Average: veth2343144 8.96 8.56 66.49 17.89 0.00 0.00 0.00 0.01 Average: veth0f0eb8e 68.54 74.10 45.31 29.36 0.00 0.00 0.00 0.00 Average: veth10d012c 0.04 0.07 0.00 0.01 0.00 0.00 0.00 0.00 Average: veth5ce68c2 22.24 23.30 17.78 140.61 0.00 0.00 0.00 0.01 Average: veth2e2dadd 49.47 46.14 38.12 23.91 0.00 0.00 0.00 0.00 Average: veth854443f 27.55 25.15 11.57 22.36 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-186-generic (prd-ubuntu2204-docker-8c-8g-12537) 08/14/26 _x86_64_ (8 CPU) 13:40:32 LINUX RESTART (8 CPU) 13:50:00 CPU %user %nice %system %iowait %steal %idle 14:00:00 all 11.55 0.02 1.97 0.50 0.06 85.89 14:00:00 0 10.72 0.03 2.17 0.36 0.07 86.65 14:00:00 1 11.60 0.03 2.15 0.39 0.06 85.78 14:00:00 2 11.50 0.02 1.87 0.33 0.06 86.22 14:00:00 3 12.86 0.02 2.05 0.56 0.06 84.46 14:00:00 4 10.31 0.02 1.91 0.80 0.06 86.90 14:00:00 5 12.92 0.01 1.87 0.38 0.07 84.75 14:00:00 6 11.58 0.03 1.88 0.85 0.07 85.60 14:00:00 7 10.95 0.02 1.89 0.32 0.06 86.74 14:10:00 all 9.86 0.01 2.24 0.11 0.10 87.69 14:10:00 0 9.34 0.01 2.69 0.06 0.10 87.79 14:10:00 1 9.06 0.00 2.47 0.17 0.09 88.21 14:10:00 2 9.43 0.00 2.18 0.07 0.10 88.23 14:10:00 3 10.21 0.01 2.16 0.05 0.10 87.47 14:10:00 4 9.32 0.00 2.08 0.08 0.10 88.42 14:10:00 5 10.30 0.01 2.14 0.19 0.10 87.26 14:10:00 6 10.51 0.00 2.09 0.21 0.10 87.09 14:10:00 7 10.69 0.00 2.10 0.07 0.10 87.04 14:20:00 all 7.48 0.00 2.08 1.39 0.09 88.96 14:20:00 0 7.50 0.00 2.80 0.39 0.09 89.22 14:20:00 1 7.26 0.00 2.22 0.39 0.09 90.04 14:20:00 2 7.60 0.00 1.92 1.36 0.09 89.03 14:20:00 3 7.44 0.00 2.01 2.17 0.09 88.29 14:20:00 4 7.52 0.00 1.82 0.72 0.10 89.84 14:20:00 5 7.45 0.00 1.93 0.77 0.10 89.75 14:20:00 6 7.21 0.00 1.94 3.43 0.09 87.32 14:20:00 7 7.85 0.00 1.96 1.88 0.10 88.21 Average: all 9.63 0.01 2.10 0.67 0.09 87.51 Average: 0 9.19 0.01 2.55 0.27 0.09 87.89 Average: 1 9.31 0.01 2.28 0.32 0.08 88.01 Average: 2 9.51 0.01 1.99 0.58 0.08 87.83 Average: 3 10.17 0.01 2.07 0.93 0.08 86.74 Average: 4 9.05 0.01 1.94 0.54 0.09 88.39 Average: 5 10.22 0.01 1.98 0.45 0.09 87.25 Average: 6 9.77 0.01 1.97 1.50 0.09 86.67 Average: 7 9.83 0.01 1.99 0.76 0.09 87.33