---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1853 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: 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 26G 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 1008 11681 4 19402 30615 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:c6:cf:14 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.71/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84430sec preferred_lft 84430sec inet6 fe80::f816:3eff:fec6:cf14/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:e1:31:c4:b8:d3 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::f8e1:31ff:fec4:b8d3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1853) 10/15/26 _x86_64_ (8 CPU) 06:31:22 LINUX RESTART (8 CPU) 06:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:50:18 172.48 0.22 164.09 8.18 4.04 34458.87 53365.23 07:00:01 10.19 0.10 9.76 0.33 3.58 449.10 1402.27 Average: 93.53 0.16 89.01 4.36 3.82 17913.57 28085.94 06:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:50:18 1058924 21240124 10909820 33.20 588156 18694556 17134388 50.53 4859432 23275192 1196 07:00:01 267552 20225168 11923984 36.28 575676 18483016 18179752 53.61 4885108 24006052 416 Average: 663238 20732646 11416902 34.74 581916 18588786 17657070 52.07 4872270 23640622 806 06:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:50:18 lo 0.49 0.49 0.04 0.04 0.00 0.00 0.00 0.00 06:50:18 ens3 115.52 68.45 1952.59 13.28 0.00 0.00 0.00 0.00 06:50:18 docker0 16.97 35.26 0.97 587.07 0.00 0.00 0.00 0.00 06:50:18 br-09b28089742d 0.29 0.25 0.01 0.02 0.00 0.00 0.00 0.00 06:50:18 veth81c16a4 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:50:18 vethb450afc 44.66 46.84 18.62 23.80 0.00 0.00 0.00 0.00 06:50:18 veth2977a3a 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 06:50:18 veth0efe089 0.40 0.38 0.05 0.22 0.00 0.00 0.00 0.00 06:50:18 veth5f6db1f 0.02 0.10 0.00 0.01 0.00 0.00 0.00 0.00 06:50:18 vethc27d7dd 42.48 39.94 32.72 15.25 0.00 0.00 0.00 0.00 06:50:18 veth419fccf 0.70 1.29 0.79 9.91 0.00 0.00 0.00 0.00 06:50:18 veth4fdf23f 1.77 1.42 0.24 1.46 0.00 0.00 0.00 0.00 07:00:01 lo 8.74 8.74 39.53 39.53 0.00 0.00 0.00 0.00 07:00:01 ens3 12.49 9.52 5.47 5.41 0.00 0.00 0.00 0.00 07:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 br-09b28089742d 4.90 4.62 38.56 1.06 0.00 0.00 0.00 0.00 07:00:01 veth81c16a4 0.23 0.21 0.03 0.09 0.00 0.00 0.00 0.00 07:00:01 vethb450afc 252.42 263.06 211.30 143.40 0.00 0.00 0.00 0.02 07:00:01 veth2977a3a 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 veth0efe089 0.40 0.20 0.07 0.35 0.00 0.00 0.00 0.00 07:00:01 veth5f6db1f 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:00:01 vethc27d7dd 112.91 103.59 93.56 73.11 0.00 0.00 0.00 0.01 07:00:01 veth4fdf23f 158.27 156.70 94.80 142.36 0.00 0.00 0.00 0.01 Average: lo 4.51 4.51 19.25 19.25 0.00 0.00 0.00 0.00 Average: ens3 65.40 39.78 1005.34 9.46 0.00 0.00 0.00 0.00 Average: docker0 8.71 18.11 0.50 301.47 0.00 0.00 0.00 0.00 Average: br-09b28089742d 2.53 2.38 18.77 0.53 0.00 0.00 0.00 0.00 Average: veth81c16a4 0.13 0.16 0.01 0.05 0.00 0.00 0.00 0.00 Average: vethb450afc 145.73 152.03 112.36 81.98 0.00 0.00 0.00 0.01 Average: veth2977a3a 0.02 0.06 0.00 0.00 0.00 0.00 0.00 0.00 Average: veth0efe089 0.40 0.29 0.06 0.28 0.00 0.00 0.00 0.00 Average: veth5f6db1f 0.01 0.05 0.00 0.00 0.00 0.00 0.00 0.00 Average: vethc27d7dd 76.75 70.91 62.32 43.40 0.00 0.00 0.00 0.01 Average: veth4fdf23f 77.90 76.96 46.24 70.01 0.00 0.00 0.00 0.01 ---> sar -P ALL: Linux 5.15.0-194-generic (prd-ubuntu2204-docker-8c-8g-1853) 10/15/26 _x86_64_ (8 CPU) 06:31:22 LINUX RESTART (8 CPU) 06:40:03 CPU %user %nice %system %iowait %steal %idle 06:50:18 all 10.87 0.02 2.65 1.05 0.04 85.37 06:50:18 0 10.38 0.02 3.29 0.99 0.04 85.28 06:50:18 1 9.60 0.03 2.80 0.98 0.04 86.56 06:50:18 2 12.10 0.03 2.61 0.72 0.04 84.51 06:50:18 3 11.94 0.01 2.73 2.06 0.04 83.22 06:50:18 4 9.61 0.02 2.71 1.54 0.04 86.08 06:50:18 5 10.36 0.03 2.22 0.51 0.04 86.85 06:50:18 6 11.46 0.01 2.38 0.58 0.05 85.53 06:50:18 7 11.51 0.02 2.45 1.04 0.04 84.93 07:00:01 all 6.96 0.00 1.51 0.04 0.06 91.42 07:00:01 0 7.21 0.00 2.02 0.08 0.06 90.63 07:00:01 1 7.65 0.00 1.74 0.03 0.06 90.52 07:00:01 2 6.55 0.00 1.51 0.03 0.06 91.85 07:00:01 3 5.78 0.00 1.34 0.03 0.07 92.78 07:00:01 4 7.27 0.00 1.42 0.12 0.06 91.13 07:00:01 5 6.66 0.00 1.30 0.02 0.06 91.96 07:00:01 6 7.17 0.00 1.39 0.03 0.07 91.34 07:00:01 7 7.38 0.00 1.36 0.02 0.06 91.18 Average: all 8.97 0.01 2.10 0.56 0.05 88.31 Average: 0 8.83 0.01 2.67 0.55 0.05 87.89 Average: 1 8.65 0.02 2.28 0.52 0.05 88.48 Average: 2 9.40 0.01 2.08 0.38 0.05 88.07 Average: 3 8.95 0.00 2.05 1.08 0.05 87.86 Average: 4 8.47 0.01 2.08 0.85 0.05 88.53 Average: 5 8.56 0.01 1.77 0.27 0.05 89.33 Average: 6 9.37 0.01 1.90 0.31 0.06 88.35 Average: 7 9.51 0.01 1.92 0.54 0.05 87.97