---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4462 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 25G 130G 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 845 12062 4 19184 30778 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:2d:fd:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.189/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84561sec preferred_lft 84561sec inet6 fe80::f816:3eff:fe2d:fdd2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:08:70:7b:52:98 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::5c08:70ff:fe7b:5298/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4462) 09/23/26 _x86_64_ (8 CPU) 13:23:10 LINUX RESTART (8 CPU) 13:30:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:01 184.17 0.37 175.37 8.43 17.56 41418.89 64266.86 13:50:31 34.07 0.15 9.90 24.02 5.62 458.10 436114.45 Average: 105.98 0.25 89.17 16.55 11.34 20081.15 257973.71 13:30:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:01 1119000 21081368 11070748 33.69 585316 18495264 17309944 51.05 4789812 23309880 616 13:50:31 287548 20047532 12102776 36.83 573024 18304048 18237004 53.78 4827744 24056708 476 Average: 703274 20564450 11586762 35.26 579170 18399656 17773474 52.41 4808778 23683294 546 13:30:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:01 lo 0.50 0.50 0.04 0.04 0.00 0.00 0.00 0.00 13:40:01 ens3 152.10 91.64 2203.74 21.69 0.00 0.00 0.00 0.00 13:40:01 docker0 22.44 42.53 1.26 623.51 0.00 0.00 0.00 0.00 13:40:01 br-6e5c67f493a4 0.31 0.27 0.01 0.02 0.00 0.00 0.00 0.00 13:40:01 veth7256627 42.07 43.48 15.26 18.03 0.00 0.00 0.00 0.00 13:40:01 vethd4adecd 0.03 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:40:01 veth119eeb5 0.41 0.40 0.05 0.21 0.00 0.00 0.00 0.00 13:40:01 vethad43e77 0.04 0.13 0.00 0.01 0.00 0.00 0.00 0.00 13:40:01 veth4659273 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:40:01 vethc546fe7 38.56 36.93 23.52 11.68 0.00 0.00 0.00 0.00 13:40:01 veth90900b2 0.54 0.94 0.70 6.53 0.00 0.00 0.00 0.00 13:40:01 vethdbde40b 1.67 1.35 0.23 1.40 0.00 0.00 0.00 0.00 13:50:31 lo 8.82 8.82 38.47 38.47 0.00 0.00 0.00 0.00 13:50:31 ens3 14.10 11.37 5.42 5.37 0.00 0.00 0.00 0.00 13:50:31 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:31 br-6e5c67f493a4 4.94 4.59 37.53 1.05 0.00 0.00 0.00 0.00 13:50:31 veth7256627 285.12 302.13 215.82 151.67 0.00 0.00 0.00 0.02 13:50:31 vethd4adecd 0.22 0.19 0.02 0.08 0.00 0.00 0.00 0.00 13:50:31 veth119eeb5 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 13:50:31 vethad43e77 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:31 veth4659273 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:31 vethc546fe7 126.11 115.57 102.13 76.72 0.00 0.00 0.00 0.01 13:50:31 vethdbde40b 184.55 177.55 96.87 143.34 0.00 0.00 0.00 0.01 Average: lo 4.84 4.84 20.06 20.06 0.00 0.00 0.00 0.00 Average: ens3 80.21 49.83 1058.57 13.19 0.00 0.00 0.00 0.00 Average: docker0 10.75 20.38 0.60 298.70 0.00 0.00 0.00 0.00 Average: br-6e5c67f493a4 2.72 2.52 19.55 0.56 0.00 0.00 0.00 0.00 Average: veth7256627 168.68 178.22 119.74 87.65 0.00 0.00 0.00 0.01 Average: vethd4adecd 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: veth119eeb5 0.41 0.30 0.06 0.28 0.00 0.00 0.00 0.00 Average: vethad43e77 0.02 0.07 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth4659273 0.01 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc546fe7 84.17 77.89 64.47 45.56 0.00 0.00 0.00 0.01 Average: vethdbde40b 96.94 93.14 50.57 75.34 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-4462) 09/23/26 _x86_64_ (8 CPU) 13:23:10 LINUX RESTART (8 CPU) 13:30:23 CPU %user %nice %system %iowait %steal %idle 13:40:01 all 14.06 0.03 2.87 0.64 0.01 82.39 13:40:01 0 13.29 0.02 3.15 0.97 0.01 82.55 13:40:01 1 16.76 0.02 3.13 0.51 0.01 79.57 13:40:01 2 13.88 0.03 2.86 0.83 0.01 82.40 13:40:01 3 13.36 0.02 2.69 0.63 0.01 83.28 13:40:01 4 13.01 0.02 2.73 0.56 0.01 83.67 13:40:01 5 13.98 0.04 3.03 0.41 0.01 82.53 13:40:01 6 13.59 0.03 2.61 0.49 0.01 83.27 13:40:01 7 14.60 0.01 2.77 0.75 0.01 81.86 13:50:31 all 6.75 0.00 1.45 0.04 0.01 91.75 13:50:31 0 5.91 0.00 1.95 0.09 0.01 92.04 13:50:31 1 7.64 0.00 1.61 0.03 0.00 90.72 13:50:31 2 6.72 0.00 1.56 0.01 0.01 91.70 13:50:31 3 7.45 0.00 1.37 0.13 0.01 91.04 13:50:31 4 6.65 0.00 1.39 0.02 0.01 91.93 13:50:31 5 6.28 0.00 1.14 0.01 0.01 92.57 13:50:31 6 6.72 0.00 1.28 0.01 0.01 91.99 13:50:31 7 6.66 0.00 1.32 0.01 0.00 92.01 Average: all 10.26 0.01 2.13 0.33 0.01 87.26 Average: 0 9.44 0.01 2.53 0.51 0.01 87.49 Average: 1 12.01 0.01 2.34 0.26 0.01 85.37 Average: 2 10.16 0.01 2.18 0.40 0.01 87.24 Average: 3 10.29 0.01 2.00 0.37 0.01 87.31 Average: 4 9.70 0.01 2.04 0.28 0.01 87.96 Average: 5 9.97 0.02 2.04 0.20 0.01 87.75 Average: 6 10.02 0.01 1.92 0.24 0.01 87.80 Average: 7 10.47 0.01 2.02 0.36 0.01 87.13