---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-5052 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 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 24G 132G 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 850 19350 4 11892 30773 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:0d:f6:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.49/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84958sec preferred_lft 84958sec inet6 fe80::f816:3eff:fe0d:f6a8/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 6a:5f:cc:08:90:38 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::685f:ccff:fe08:9038/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5052) 11/02/26 _x86_64_ (8 CPU) 12:57:17 LINUX RESTART (8 CPU) 13:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:45 521.55 0.77 504.79 15.99 34.54 57735.72 49209.90 13:20:12 93.26 1.59 56.77 34.90 54.03 9958.25 540892.95 Average: 320.46 1.15 294.43 24.87 43.69 35302.94 280067.99 13:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:45 256816 18756272 13402760 40.78 570428 17106872 20227380 59.65 4453632 24512496 864 13:20:12 5717612 17984020 14170404 43.12 553064 10995256 20429352 60.24 4154648 19466456 18928 Average: 2987214 18370146 13786582 41.95 561746 14051064 20328366 59.95 4304140 21989476 9896 13:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:45 lo 0.59 0.59 0.05 0.05 0.00 0.00 0.00 0.00 13:10:45 ens3 336.48 201.84 3714.03 55.08 0.00 0.00 0.00 0.00 13:10:45 docker0 24.63 47.05 1.42 719.99 0.00 0.00 0.00 0.00 13:10:45 br-f2fc5775b076 0.26 0.24 0.01 0.02 0.00 0.00 0.00 0.00 13:10:45 vethf4a85a9 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:10:45 veth6fae05d 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:10:45 vethcb430e2 0.14 0.19 0.02 0.08 0.00 0.00 0.00 0.00 13:10:45 vethee2192f 53.70 56.11 31.87 33.49 0.00 0.00 0.00 0.00 13:10:45 vetha875cbe 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 13:10:45 vethbab7f0e 51.73 48.51 44.74 29.48 0.00 0.00 0.00 0.00 13:10:45 vethf0f3dcc 0.95 1.66 1.18 12.56 0.00 0.00 0.00 0.00 13:10:45 veth9b4a3ee 0.70 0.62 0.10 0.75 0.00 0.00 0.00 0.00 13:20:12 lo 77.79 77.79 348.56 348.56 0.00 0.00 0.00 0.00 13:20:12 ens3 12.81 11.46 44.39 2.33 0.00 0.00 0.00 0.00 13:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:12 br-f2fc5775b076 70.81 83.10 93.78 302.68 0.00 0.00 0.00 0.00 13:20:12 vethf4a85a9 0.25 0.23 0.03 0.08 0.00 0.00 0.00 0.00 13:20:12 veth6fae05d 43.27 41.31 385.70 94.90 0.00 0.00 0.00 0.03 13:20:12 vethcb430e2 24.98 26.79 94.58 76.03 0.00 0.00 0.00 0.01 13:20:12 vethee2192f 110.67 115.79 76.05 51.61 0.00 0.00 0.00 0.01 13:20:12 vetha875cbe 93.96 106.99 94.79 683.72 0.00 0.00 0.00 0.06 13:20:12 vethbab7f0e 61.42 56.07 92.15 37.60 0.00 0.00 0.00 0.01 13:20:12 veth9b4a3ee 66.29 66.04 36.15 43.45 0.00 0.00 0.00 0.00 Average: lo 36.84 36.84 163.68 163.68 0.00 0.00 0.00 0.00 Average: ens3 184.50 112.45 1991.04 30.32 0.00 0.00 0.00 0.00 Average: docker0 13.07 24.96 0.76 381.94 0.00 0.00 0.00 0.00 Average: br-f2fc5775b076 33.39 39.15 44.04 142.13 0.00 0.00 0.00 0.00 Average: vethf4a85a9 0.13 0.17 0.01 0.04 0.00 0.00 0.00 0.00 Average: veth6fae05d 20.34 19.46 181.10 44.56 0.00 0.00 0.00 0.01 Average: vethcb430e2 11.80 12.68 44.42 35.74 0.00 0.00 0.00 0.00 Average: vethee2192f 80.45 84.13 52.61 42.00 0.00 0.00 0.00 0.00 Average: vetha875cbe 44.13 50.29 44.51 321.03 0.00 0.00 0.00 0.03 Average: vethbab7f0e 56.28 52.06 67.00 33.29 0.00 0.00 0.00 0.01 Average: veth9b4a3ee 31.50 31.34 17.02 20.80 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-5052) 11/02/26 _x86_64_ (8 CPU) 12:57:17 LINUX RESTART (8 CPU) 13:00:05 CPU %user %nice %system %iowait %steal %idle 13:10:45 all 26.74 0.02 4.88 1.32 0.08 66.95 13:10:45 0 26.31 0.02 5.66 1.91 0.08 66.02 13:10:45 1 29.94 0.02 5.03 1.33 0.09 63.59 13:10:45 2 29.06 0.02 4.67 0.76 0.09 65.39 13:10:45 3 27.21 0.04 4.20 1.31 0.08 67.18 13:10:45 4 27.82 0.03 4.91 1.06 0.08 66.10 13:10:45 5 26.22 0.01 5.13 1.86 0.09 66.70 13:10:45 6 22.24 0.03 4.33 1.26 0.08 72.06 13:10:45 7 25.11 0.02 5.14 1.07 0.08 68.57 13:20:12 all 24.24 0.01 5.32 0.44 0.04 69.95 13:20:12 0 23.06 0.01 6.51 0.18 0.04 70.21 13:20:12 1 25.00 0.02 5.75 0.97 0.04 68.21 13:20:12 2 24.96 0.03 5.27 0.38 0.04 69.32 13:20:12 3 24.72 0.02 5.38 0.40 0.04 69.44 13:20:12 4 24.22 0.01 4.96 0.31 0.04 70.46 13:20:12 5 24.23 0.01 5.03 0.24 0.04 70.45 13:20:12 6 23.94 0.00 4.94 0.82 0.05 70.25 13:20:12 7 23.77 0.01 4.67 0.26 0.04 71.25 Average: all 25.57 0.02 5.09 0.91 0.06 68.36 Average: 0 24.78 0.01 6.06 1.09 0.06 68.00 Average: 1 27.62 0.02 5.37 1.17 0.07 65.77 Average: 2 27.13 0.02 4.95 0.59 0.07 67.24 Average: 3 26.04 0.03 4.75 0.88 0.06 68.24 Average: 4 26.13 0.02 4.94 0.71 0.06 68.15 Average: 5 25.29 0.01 5.08 1.10 0.06 68.46 Average: 6 23.04 0.02 4.62 1.05 0.07 71.21 Average: 7 24.48 0.01 4.92 0.69 0.06 69.83