---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-6580 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: 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 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 872 17708 4 13511 30751 Swap: 1023 1 1022 ---> 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:fb:5f:3e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.46/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84948sec preferred_lft 84948sec inet6 fe80::f816:3eff:fefb:5f3e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:f9:24:03:41:a5 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::e4f9:24ff:fe03:41a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6580) 10/30/26 _x86_64_ (8 CPU) 13:38:01 LINUX RESTART (8 CPU) 13:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:50:01 631.79 2.32 591.69 37.79 344.46 66660.58 518681.65 14:00:11 45.06 0.96 38.34 5.76 30.59 7388.45 125661.98 Average: 336.30 1.64 313.00 21.66 186.39 36809.22 320744.29 13:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:50:01 2478440 21144540 11014864 33.52 574476 17268196 17849672 52.64 4462988 22330588 165792 14:00:11 4983740 18972064 13128416 39.95 558108 12724808 19376764 57.14 4318492 19989104 37340 Average: 3731090 20058302 12071640 36.73 566292 14996502 18613218 54.89 4390740 21159846 101566 13:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:50:01 lo 0.90 0.90 0.07 0.07 0.00 0.00 0.00 0.00 13:50:01 ens3 507.69 317.51 5112.65 95.42 0.00 0.00 0.00 0.00 13:50:01 docker0 39.08 63.54 2.20 872.07 0.00 0.00 0.00 0.00 13:50:01 br-1dc4b59512a8 0.27 0.25 0.01 0.02 0.00 0.00 0.00 0.00 13:50:01 vethca3dfee 7.05 6.70 4.17 1.52 0.00 0.00 0.00 0.00 13:50:01 vethdd31889 0.05 0.14 0.00 0.01 0.00 0.00 0.00 0.00 13:50:01 veth9dd45af 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:50:01 vethf499e5d 0.02 0.11 0.00 0.01 0.00 0.00 0.00 0.00 13:50:01 vethd4042e8 0.03 0.12 0.00 0.01 0.00 0.00 0.00 0.00 13:50:01 vethe7ae0ef 0.50 0.54 0.07 0.87 0.00 0.00 0.00 0.00 13:50:01 veth5aff9e2 0.01 0.04 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 veth872f667 0.15 0.17 0.02 0.23 0.00 0.00 0.00 0.00 14:00:11 lo 69.50 69.50 318.14 318.14 0.00 0.00 0.00 0.00 14:00:11 ens3 10.32 9.41 27.33 2.14 0.00 0.00 0.00 0.00 14:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:00:11 br-1dc4b59512a8 56.55 62.27 85.42 261.68 0.00 0.00 0.00 0.00 14:00:11 vethca3dfee 143.67 150.80 97.22 79.16 0.00 0.00 0.00 0.01 14:00:11 vethdd31889 20.74 22.28 71.96 67.14 0.00 0.00 0.00 0.01 14:00:11 veth9dd45af 0.16 0.15 0.02 0.05 0.00 0.00 0.00 0.00 14:00:11 vethf499e5d 75.05 81.15 86.01 549.12 0.00 0.00 0.00 0.04 14:00:11 vethd4042e8 34.69 33.21 291.32 72.08 0.00 0.00 0.00 0.02 14:00:11 vethe7ae0ef 108.48 100.29 129.14 64.28 0.00 0.00 0.00 0.01 14:00:11 veth872f667 54.46 54.39 31.21 38.57 0.00 0.00 0.00 0.00 Average: lo 35.45 35.45 160.26 160.26 0.00 0.00 0.00 0.00 Average: ens3 257.20 162.34 2551.52 48.44 0.00 0.00 0.00 0.00 Average: docker0 19.40 31.54 1.09 432.87 0.00 0.00 0.00 0.00 Average: br-1dc4b59512a8 28.62 31.48 43.03 131.80 0.00 0.00 0.00 0.00 Average: vethca3dfee 75.85 79.27 51.03 40.62 0.00 0.00 0.00 0.00 Average: vethdd31889 10.47 11.29 36.24 33.82 0.00 0.00 0.00 0.00 Average: veth9dd45af 0.10 0.14 0.01 0.03 0.00 0.00 0.00 0.00 Average: vethf499e5d 37.81 40.92 43.32 276.56 0.00 0.00 0.00 0.02 Average: vethd4042e8 17.49 16.79 146.72 36.31 0.00 0.00 0.00 0.01 Average: vethe7ae0ef 54.88 50.78 65.07 32.80 0.00 0.00 0.00 0.01 Average: veth872f667 27.50 27.48 15.73 19.54 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-6580) 10/30/26 _x86_64_ (8 CPU) 13:38:01 LINUX RESTART (8 CPU) 13:40:01 CPU %user %nice %system %iowait %steal %idle 13:50:01 all 27.41 0.02 5.66 2.83 0.03 64.05 13:50:01 0 28.32 0.02 5.97 2.29 0.03 63.37 13:50:01 1 30.74 0.03 5.97 2.48 0.03 60.75 13:50:01 2 27.18 0.03 5.91 2.89 0.03 63.96 13:50:01 3 27.94 0.02 5.89 2.64 0.03 63.47 13:50:01 4 27.37 0.04 5.09 2.99 0.03 64.48 13:50:01 5 26.20 0.02 5.09 2.86 0.03 65.80 13:50:01 6 26.16 0.01 5.92 3.91 0.02 63.99 13:50:01 7 25.32 0.03 5.46 2.60 0.03 66.56 14:00:11 all 22.55 0.01 4.70 1.15 0.03 71.57 14:00:11 0 21.72 0.01 5.91 0.79 0.03 71.54 14:00:11 1 22.20 0.00 5.18 0.46 0.03 72.13 14:00:11 2 22.17 0.00 4.74 0.68 0.02 72.38 14:00:11 3 22.95 0.01 4.48 0.91 0.03 71.61 14:00:11 4 23.09 0.01 4.52 1.57 0.03 70.77 14:00:11 5 22.10 0.01 4.37 1.02 0.03 72.48 14:00:11 6 23.94 0.01 4.34 2.80 0.03 68.89 14:00:11 7 22.20 0.01 4.03 0.98 0.02 72.75 Average: all 24.96 0.02 5.18 1.98 0.03 67.84 Average: 0 24.98 0.01 5.94 1.53 0.03 67.51 Average: 1 26.43 0.01 5.57 1.46 0.03 66.50 Average: 2 24.65 0.02 5.32 1.78 0.03 68.21 Average: 3 25.43 0.02 5.18 1.77 0.03 67.57 Average: 4 25.22 0.02 4.80 2.27 0.03 67.65 Average: 5 24.14 0.01 4.73 1.93 0.03 69.16 Average: 6 25.04 0.01 5.12 3.35 0.03 66.45 Average: 7 23.75 0.02 4.74 1.78 0.03 69.67