---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-17220 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 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 21G 135G 14% / 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 838 17203 4 14050 30784 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:10:96:5d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.13/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84629sec preferred_lft 84629sec inet6 fe80::f816:3eff:fe10:965d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:fc:86:e0:91:d5 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::c4fc:86ff:fee0:91d5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17220) 09/01/26 _x86_64_ (8 CPU) 15:33:24 LINUX RESTART (8 CPU) 15:40:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:06 62.35 3.85 43.44 15.06 309.85 5058.19 529780.21 16:00:05 275.47 3.29 259.40 12.77 441.22 43963.09 74937.79 Average: 170.93 3.57 153.47 13.89 376.78 24879.98 298041.02 15:40:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:06 25428928 30201692 2108860 6.42 120612 4893740 2470996 7.29 662696 6314660 1650248 16:00:05 13740036 27787364 4434972 13.50 251276 13648348 12699208 37.45 2817044 15334564 1228 Average: 19584482 28994528 3271916 9.96 185944 9271044 7585102 22.37 1739870 10824612 825738 15:40:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:06 lo 0.42 0.42 0.04 0.04 0.00 0.00 0.00 0.00 15:50:06 ens3 135.77 100.06 1393.38 25.02 0.00 0.00 0.00 0.00 15:50:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:05 lo 0.46 0.46 0.04 0.04 0.00 0.00 0.00 0.00 16:00:05 ens3 122.22 88.02 2625.55 11.67 0.00 0.00 0.00 0.00 16:00:05 docker0 11.85 16.71 0.80 255.48 0.00 0.00 0.00 0.00 16:00:05 br-c098c898f29e 3.44 5.25 0.21 75.09 0.00 0.00 0.00 0.00 16:00:05 veth83aadce 9.65 9.91 1.04 64.39 0.00 0.00 0.00 0.01 16:00:05 veth51e7c05 44.83 31.15 9.68 5.67 0.00 0.00 0.00 0.00 16:00:05 vethd0ec64d 20.10 21.36 15.80 4.42 0.00 0.00 0.00 0.00 16:00:05 vethc5091cd 7.37 7.61 0.61 17.47 0.00 0.00 0.00 0.00 16:00:05 veth260fbd2 3.21 5.28 0.24 75.04 0.00 0.00 0.00 0.01 16:00:05 veth5d3d77c 7.45 9.96 7.95 2.07 0.00 0.00 0.00 0.00 16:00:05 vethb01e0e5 6.53 8.87 7.39 1.30 0.00 0.00 0.00 0.00 16:00:05 vetha588ded 7.54 10.04 8.06 2.08 0.00 0.00 0.00 0.00 16:00:05 vethc055840 8.20 10.82 9.43 2.19 0.00 0.00 0.00 0.00 16:00:05 veth064aea6 6.59 9.03 7.27 1.72 0.00 0.00 0.00 0.00 16:00:05 veth542b7fa 17.68 18.38 26.03 8.28 0.00 0.00 0.00 0.00 16:00:05 veth54c7bd7 17.81 18.44 27.27 10.10 0.00 0.00 0.00 0.00 16:00:05 veth41965e7 3.04 2.56 0.60 1.57 0.00 0.00 0.00 0.00 Average: lo 0.44 0.44 0.04 0.04 0.00 0.00 0.00 0.00 Average: ens3 128.87 93.92 2021.16 18.22 0.00 0.00 0.00 0.00 Average: docker0 6.04 8.52 0.41 130.16 0.00 0.00 0.00 0.00 Average: br-c098c898f29e 1.75 2.67 0.11 38.26 0.00 0.00 0.00 0.00 Average: veth83aadce 4.92 5.05 0.53 32.81 0.00 0.00 0.00 0.00 Average: veth51e7c05 22.84 15.87 4.93 2.89 0.00 0.00 0.00 0.00 Average: vethd0ec64d 10.24 10.88 8.05 2.25 0.00 0.00 0.00 0.00 Average: vethc5091cd 3.76 3.88 0.31 8.90 0.00 0.00 0.00 0.00 Average: veth260fbd2 1.63 2.69 0.12 38.23 0.00 0.00 0.00 0.00 Average: veth5d3d77c 3.79 5.07 4.05 1.05 0.00 0.00 0.00 0.00 Average: vethb01e0e5 3.33 4.52 3.76 0.66 0.00 0.00 0.00 0.00 Average: vetha588ded 3.84 5.12 4.11 1.06 0.00 0.00 0.00 0.00 Average: vethc055840 4.18 5.51 4.81 1.11 0.00 0.00 0.00 0.00 Average: veth064aea6 3.36 4.60 3.70 0.87 0.00 0.00 0.00 0.00 Average: veth542b7fa 9.01 9.36 13.26 4.22 0.00 0.00 0.00 0.00 Average: veth54c7bd7 9.07 9.39 13.89 5.15 0.00 0.00 0.00 0.00 Average: veth41965e7 1.55 1.30 0.31 0.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-17220) 09/01/26 _x86_64_ (8 CPU) 15:33:24 LINUX RESTART (8 CPU) 15:40:29 CPU %user %nice %system %iowait %steal %idle 15:50:06 all 5.03 0.00 0.51 0.19 0.01 94.26 15:50:06 0 5.64 0.00 0.33 0.02 0.01 94.00 15:50:06 1 4.97 0.00 0.69 0.46 0.01 93.88 15:50:06 2 4.47 0.00 0.52 0.13 0.01 94.88 15:50:06 3 5.15 0.00 0.25 0.02 0.01 94.57 15:50:06 4 4.29 0.00 0.28 0.04 0.01 95.38 15:50:06 5 3.64 0.00 0.64 0.18 0.01 95.54 15:50:06 6 6.99 0.00 1.00 0.65 0.01 91.34 15:50:06 7 5.11 0.00 0.36 0.02 0.01 94.50 16:00:05 all 15.65 0.00 3.68 1.15 0.04 79.47 16:00:05 0 15.21 0.00 4.06 1.19 0.04 79.49 16:00:05 1 16.45 0.00 3.97 0.97 0.05 78.56 16:00:05 2 14.26 0.00 3.57 1.05 0.05 81.08 16:00:05 3 15.55 0.00 3.58 0.72 0.04 80.11 16:00:05 4 16.69 0.00 3.53 1.19 0.05 78.54 16:00:05 5 16.62 0.00 3.72 0.77 0.04 78.85 16:00:05 6 16.40 0.00 3.75 1.78 0.04 78.02 16:00:05 7 14.05 0.00 3.28 1.52 0.05 81.10 Average: all 10.43 0.00 2.12 0.68 0.03 86.74 Average: 0 10.51 0.00 2.23 0.61 0.02 86.62 Average: 1 10.81 0.00 2.36 0.72 0.03 86.09 Average: 2 9.45 0.00 2.07 0.60 0.03 87.86 Average: 3 10.44 0.00 1.94 0.38 0.02 87.22 Average: 4 10.59 0.00 1.93 0.62 0.03 86.83 Average: 5 10.22 0.00 2.20 0.48 0.02 87.07 Average: 6 11.77 0.00 2.40 1.23 0.02 84.58 Average: 7 9.65 0.00 1.84 0.79 0.03 87.70