---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3722 5.15.0-194-generic #204-Ubuntu SMP Wed Sep 2 13:09:23 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: 5600.00 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 847 18769 4 12475 30772 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:a7:d5:8c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.223/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84851sec preferred_lft 84851sec inet6 fe80::f816:3eff:fea7:d58c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:6b:11:91:02:4f 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::e86b:11ff:fe91:24f/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3722) 10/20/26 _x86_64_ (8 CPU) 13:48:24 LINUX RESTART (8 CPU) 13:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:00:05 591.59 4.51 568.88 18.20 300.41 67060.05 62869.51 14:10:23 50.69 1.06 44.87 4.76 34.06 8835.32 25133.36 Average: 318.18 2.77 304.01 11.40 165.78 37629.43 43795.17 13:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:00:05 2216052 21002428 11156976 33.95 574724 17376860 16842228 49.67 4326564 22689304 216756 14:10:23 1226312 14364132 16919744 51.49 561920 12678464 26455916 78.02 4080892 23913216 18128 Average: 1721182 17683280 14038360 42.72 568322 15027662 21649072 63.84 4203728 23301260 117442 13:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:00:05 lo 0.91 0.91 0.08 0.08 0.00 0.00 0.00 0.00 14:00:05 ens3 459.47 282.21 5369.33 67.01 0.00 0.00 0.00 0.00 14:00:05 docker0 39.89 72.57 2.43 866.81 0.00 0.00 0.00 0.00 14:00:05 br-a2dfd98ef945 0.24 0.22 0.01 0.02 0.00 0.00 0.00 0.00 14:00:05 veth32bb72e 0.03 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:00:05 vethb4edd9b 5.59 5.18 3.00 1.15 0.00 0.00 0.00 0.00 14:00:05 vethaf47778 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 14:00:05 vethc0604de 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:00:05 veth7d45c07 0.04 0.11 0.00 0.01 0.00 0.00 0.00 0.00 14:00:05 veth20e21b6 1.03 1.26 0.20 1.11 0.00 0.00 0.00 0.00 14:00:05 veth5fc3e00 0.04 0.06 0.00 0.00 0.00 0.00 0.00 0.00 14:00:05 vetha1964ac 0.01 0.02 0.00 0.00 0.00 0.00 0.00 0.00 14:10:23 lo 72.19 72.19 333.86 333.86 0.00 0.00 0.00 0.00 14:10:23 ens3 15.63 13.29 44.76 3.54 0.00 0.00 0.00 0.00 14:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:10:23 br-a2dfd98ef945 61.92 69.77 82.41 297.47 0.00 0.00 0.00 0.00 14:10:23 veth32bb72e 36.39 34.70 312.16 78.41 0.00 0.00 0.00 0.03 14:10:23 vethb4edd9b 149.98 155.92 105.80 80.64 0.00 0.00 0.00 0.01 14:10:23 vethaf47778 82.23 90.71 83.89 605.86 0.00 0.00 0.00 0.05 14:10:23 vethc0604de 0.10 0.11 0.01 0.03 0.00 0.00 0.00 0.00 14:10:23 veth7d45c07 20.42 22.00 78.10 65.11 0.00 0.00 0.00 0.01 14:10:23 veth5fc3e00 112.71 105.40 126.54 63.27 0.00 0.00 0.00 0.01 14:10:23 vethcd19070 54.80 55.06 32.47 48.07 0.00 0.00 0.00 0.00 Average: lo 36.94 36.94 168.79 168.79 0.00 0.00 0.00 0.00 Average: ens3 235.12 146.28 2677.94 34.93 0.00 0.00 0.00 0.00 Average: docker0 19.73 35.89 1.20 428.67 0.00 0.00 0.00 0.00 Average: br-a2dfd98ef945 31.41 35.37 41.66 150.37 0.00 0.00 0.00 0.00 Average: veth32bb72e 18.41 17.60 157.79 39.64 0.00 0.00 0.00 0.01 Average: vethb4edd9b 78.57 81.37 54.96 41.33 0.00 0.00 0.00 0.00 Average: vethaf47778 41.58 45.90 42.41 306.24 0.00 0.00 0.00 0.03 Average: vethc0604de 0.07 0.11 0.01 0.02 0.00 0.00 0.00 0.00 Average: veth7d45c07 10.34 11.18 39.48 32.91 0.00 0.00 0.00 0.00 Average: veth5fc3e00 56.99 53.31 63.96 31.99 0.00 0.00 0.00 0.01 Average: vethcd19070 27.70 27.83 16.41 24.30 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-3722) 10/20/26 _x86_64_ (8 CPU) 13:48:24 LINUX RESTART (8 CPU) 13:50:01 CPU %user %nice %system %iowait %steal %idle 14:00:05 all 28.27 0.03 5.67 1.33 0.02 64.69 14:00:05 0 27.42 0.03 5.66 0.96 0.01 65.91 14:00:05 1 28.93 0.01 5.46 1.52 0.02 64.06 14:00:05 2 26.84 0.03 6.06 1.58 0.02 65.47 14:00:05 3 28.16 0.02 4.82 1.19 0.02 65.79 14:00:05 4 28.86 0.03 5.53 1.26 0.02 64.31 14:00:05 5 27.64 0.04 5.93 1.35 0.02 65.01 14:00:05 6 30.71 0.02 5.85 1.44 0.02 61.96 14:00:05 7 27.63 0.02 6.04 1.34 0.02 64.96 14:10:23 all 27.02 0.01 5.47 0.19 0.02 67.30 14:10:23 0 26.38 0.01 6.52 0.13 0.01 66.94 14:10:23 1 28.13 0.01 5.76 0.30 0.02 65.78 14:10:23 2 27.48 0.00 5.67 0.16 0.02 66.67 14:10:23 3 25.77 0.00 5.53 0.26 0.02 68.43 14:10:23 4 27.53 0.01 5.12 0.12 0.02 67.21 14:10:23 5 26.98 0.03 5.03 0.16 0.02 67.78 14:10:23 6 27.42 0.01 5.13 0.25 0.02 67.16 14:10:23 7 26.44 0.00 4.97 0.12 0.02 68.45 Average: all 27.64 0.02 5.57 0.75 0.02 66.01 Average: 0 26.89 0.02 6.10 0.54 0.01 66.43 Average: 1 28.53 0.01 5.61 0.90 0.02 64.93 Average: 2 27.16 0.01 5.87 0.86 0.02 66.08 Average: 3 26.95 0.01 5.18 0.72 0.02 67.12 Average: 4 28.19 0.02 5.32 0.68 0.02 65.77 Average: 5 27.31 0.04 5.48 0.75 0.02 66.41 Average: 6 29.05 0.02 5.49 0.84 0.02 64.58 Average: 7 27.03 0.01 5.50 0.73 0.02 66.72