---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-13391 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 865 12233 4 18992 30758 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:ae:a8:9f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.207/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84444sec preferred_lft 84444sec inet6 fe80::f816:3eff:feae:a89f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:fa:7f:13:78:26 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::e4fa:7fff:fe13:7826/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13391) 07/28/26 _x86_64_ (8 CPU) 16:56:41 LINUX RESTART (8 CPU) 17:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:10:00 526.70 0.68 512.61 13.41 35.06 56465.35 67083.50 17:20:12 29.38 0.31 28.02 1.05 5.88 2134.50 3412.24 Average: 275.31 0.49 267.66 7.16 20.31 29001.74 34898.43 17:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:10:00 4566412 23640220 8520460 25.93 594364 17604252 12711036 37.48 4598108 20068920 1788 17:20:12 415452 20007076 12144680 36.96 600704 18089480 17991624 53.06 4831304 23901976 528 Average: 2490932 21823648 10332570 31.44 597534 17846866 15351330 45.27 4714706 21985448 1158 17:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:10:00 lo 0.75 0.75 0.06 0.06 0.00 0.00 0.00 0.00 17:10:00 ens3 339.64 216.92 2779.33 72.48 0.00 0.00 0.00 0.00 17:10:00 docker0 16.73 31.45 1.03 755.45 0.00 0.00 0.00 0.00 17:10:00 br-6b596fb9b87a 0.20 0.19 0.01 0.01 0.00 0.00 0.00 0.00 17:10:00 veth49d95d8 4.44 4.26 1.76 0.88 0.00 0.00 0.00 0.00 17:10:00 veth8a8c3d8 0.02 0.08 0.00 0.00 0.00 0.00 0.00 0.00 17:10:00 veth173e2d7 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 17:10:00 veth7ebfcbc 0.03 0.08 0.00 0.01 0.00 0.00 0.00 0.00 17:10:00 veth0a76879 0.04 0.09 0.00 0.01 0.00 0.00 0.00 0.00 17:10:00 veth189be64 4.15 4.39 0.87 1.76 0.00 0.00 0.00 0.00 17:20:12 lo 3.18 3.18 9.43 9.43 0.00 0.00 0.00 0.00 17:20:12 ens3 8.36 4.94 3.66 3.87 0.00 0.00 0.00 0.00 17:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:12 br-6b596fb9b87a 1.79 1.67 8.95 0.51 0.00 0.00 0.00 0.00 17:20:12 veth49d95d8 172.47 184.86 121.01 88.32 0.00 0.00 0.00 0.01 17:20:12 veth8a8c3d8 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 17:20:12 veth173e2d7 0.55 0.39 0.08 0.36 0.00 0.00 0.00 0.00 17:20:12 veth7ebfcbc 0.22 0.23 0.02 0.08 0.00 0.00 0.00 0.00 17:20:12 veth0a76879 0.00 0.04 0.00 0.00 0.00 0.00 0.00 0.00 17:20:12 vethf93071c 101.36 94.75 71.14 50.29 0.00 0.00 0.00 0.01 17:20:12 vethd2a7718 88.38 81.88 40.73 72.62 0.00 0.00 0.00 0.01 Average: lo 1.98 1.98 4.80 4.80 0.00 0.00 0.00 0.00 Average: ens3 172.18 109.77 1376.26 37.80 0.00 0.00 0.00 0.00 Average: docker0 8.27 15.55 0.51 373.58 0.00 0.00 0.00 0.00 Average: br-6b596fb9b87a 1.00 0.94 4.53 0.26 0.00 0.00 0.00 0.00 Average: veth49d95d8 89.38 95.55 62.04 45.08 0.00 0.00 0.00 0.01 Average: veth8a8c3d8 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth173e2d7 0.30 0.24 0.04 0.19 0.00 0.00 0.00 0.00 Average: veth7ebfcbc 0.13 0.16 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth0a76879 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethf93071c 51.24 47.89 35.96 25.42 0.00 0.00 0.00 0.00 Average: vethd2a7718 44.67 41.39 20.59 36.71 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-181-generic (prd-ubuntu2204-docker-8c-8g-13391) 07/28/26 _x86_64_ (8 CPU) 16:56:41 LINUX RESTART (8 CPU) 17:00:01 CPU %user %nice %system %iowait %steal %idle 17:10:00 all 34.98 0.02 4.43 1.84 0.09 58.64 17:10:00 0 36.22 0.01 4.75 1.37 0.09 57.55 17:10:00 1 35.70 0.01 4.30 2.51 0.09 57.38 17:10:00 2 36.02 0.04 4.73 1.04 0.09 58.07 17:10:00 3 34.95 0.02 4.51 1.67 0.09 58.76 17:10:00 4 30.93 0.01 4.57 1.19 0.08 63.22 17:10:00 5 38.66 0.03 4.06 3.59 0.09 53.58 17:10:00 6 35.28 0.01 4.25 1.16 0.08 59.22 17:10:00 7 32.10 0.01 4.26 2.17 0.09 61.37 17:20:12 all 9.25 0.01 1.13 0.07 0.07 89.48 17:20:12 0 8.48 0.00 1.11 0.09 0.07 90.24 17:20:12 1 9.60 0.01 1.23 0.01 0.07 89.08 17:20:12 2 8.88 0.01 1.17 0.03 0.08 89.84 17:20:12 3 9.36 0.01 1.16 0.03 0.07 89.36 17:20:12 4 9.64 0.00 1.23 0.08 0.07 88.98 17:20:12 5 10.36 0.00 1.08 0.20 0.07 88.30 17:20:12 6 9.38 0.01 0.98 0.07 0.06 89.50 17:20:12 7 8.25 0.00 1.07 0.06 0.07 90.55 Average: all 21.97 0.01 2.76 0.94 0.08 74.23 Average: 0 22.21 0.00 2.91 0.72 0.08 74.06 Average: 1 22.51 0.01 2.75 1.25 0.08 73.40 Average: 2 22.31 0.02 2.93 0.53 0.08 74.12 Average: 3 22.03 0.01 2.82 0.84 0.08 74.21 Average: 4 20.18 0.01 2.88 0.63 0.08 76.23 Average: 5 24.33 0.01 2.55 1.87 0.08 71.15 Average: 6 22.18 0.01 2.60 0.61 0.07 74.54 Average: 7 20.04 0.01 2.65 1.10 0.08 76.13