---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1426 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 15% / 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 856 15478 4 15758 30767 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:64:d4:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.233/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84976sec preferred_lft 84976sec inet6 fe80::f816:3eff:fe64:d45b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:13:23:d4:af:1b 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::9c13:23ff:fed4:af1b/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-1426) 11/06/26 _x86_64_ (8 CPU) 15:48:11 LINUX RESTART (8 CPU) 15:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:04 599.84 4.98 577.48 17.38 514.50 64356.06 151619.54 16:10:27 97.68 12.50 55.86 29.33 178.22 6129.60 486463.10 Average: 343.38 8.82 311.08 23.48 342.76 34619.30 322627.06 15:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:04 7630636 24835380 7337324 22.33 535088 15952776 11605524 34.22 4091532 17687964 1472 16:10:27 4241784 20072056 11981364 36.46 528640 14681000 19136660 56.43 4271556 20799028 36148 Average: 5936210 22453718 9659344 29.39 531864 15316888 15371092 45.33 4181544 19243496 18810 15:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:04 lo 0.92 0.92 0.08 0.08 0.00 0.00 0.00 0.00 16:00:04 ens3 559.21 359.23 5266.83 82.45 0.00 0.00 0.00 0.00 16:00:04 docker0 35.92 63.20 2.06 792.88 0.00 0.00 0.00 0.00 16:00:04 br-22fdfbbee8c5 0.22 0.22 0.01 0.02 0.00 0.00 0.00 0.00 16:00:04 veth2c86e06 0.02 0.08 0.00 0.01 0.00 0.00 0.00 0.00 16:00:04 vethb422554 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 16:00:04 veth2b712bb 0.03 0.09 0.00 0.01 0.00 0.00 0.00 0.00 16:00:04 veth56807af 0.05 0.11 0.00 0.01 0.00 0.00 0.00 0.00 16:00:04 vethd19c332 5.41 5.31 2.01 1.27 0.00 0.00 0.00 0.00 16:00:04 veth0073507 5.19 5.35 1.26 2.01 0.00 0.00 0.00 0.00 16:10:27 lo 68.18 68.18 312.49 312.49 0.00 0.00 0.00 0.00 16:10:27 ens3 38.07 30.22 76.71 4.68 0.00 0.00 0.00 0.00 16:10:27 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:27 br-22fdfbbee8c5 48.38 54.05 83.03 236.33 0.00 0.00 0.00 0.00 16:10:27 veth2c86e06 67.38 73.46 83.68 552.56 0.00 0.00 0.00 0.05 16:10:27 vethb422554 36.40 34.63 320.29 82.57 0.00 0.00 0.00 0.03 16:10:27 veth2b712bb 0.19 0.21 0.02 0.06 0.00 0.00 0.00 0.00 16:10:27 veth56807af 21.67 23.43 82.37 68.73 0.00 0.00 0.00 0.01 16:10:27 vethd19c332 154.41 163.23 102.09 79.54 0.00 0.00 0.00 0.01 16:10:27 vethb0d57fb 113.80 105.79 129.58 64.28 0.00 0.00 0.00 0.01 16:10:27 veth8d58a71 60.69 58.86 32.01 42.37 0.00 0.00 0.00 0.00 Average: lo 35.27 35.27 159.63 159.63 0.00 0.00 0.00 0.00 Average: ens3 293.06 191.20 2616.19 42.73 0.00 0.00 0.00 0.00 Average: docker0 17.57 30.92 1.01 387.95 0.00 0.00 0.00 0.00 Average: br-22fdfbbee8c5 24.82 27.71 42.41 120.70 0.00 0.00 0.00 0.00 Average: veth2c86e06 34.43 37.56 42.74 282.20 0.00 0.00 0.00 0.02 Average: vethb422554 18.60 17.73 163.58 42.17 0.00 0.00 0.00 0.01 Average: veth2b712bb 0.11 0.15 0.01 0.03 0.00 0.00 0.00 0.00 Average: veth56807af 11.09 12.02 42.07 35.11 0.00 0.00 0.00 0.00 Average: vethd19c332 81.50 85.96 53.12 41.24 0.00 0.00 0.00 0.00 Average: vethb0d57fb 58.12 54.03 66.18 32.83 0.00 0.00 0.00 0.01 Average: veth8d58a71 30.99 30.06 16.35 21.64 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-1426) 11/06/26 _x86_64_ (8 CPU) 15:48:11 LINUX RESTART (8 CPU) 15:50:06 CPU %user %nice %system %iowait %steal %idle 16:00:04 all 25.47 0.02 5.34 5.99 0.02 63.16 16:00:04 0 25.28 0.01 5.24 5.48 0.02 63.97 16:00:04 1 21.36 0.01 5.60 6.77 0.02 66.23 16:00:04 2 25.89 0.02 5.22 4.24 0.02 64.61 16:00:04 3 26.77 0.01 5.44 7.09 0.02 60.67 16:00:04 4 27.25 0.02 5.09 5.66 0.02 61.95 16:00:04 5 25.26 0.04 5.26 5.45 0.02 63.98 16:00:04 6 25.76 0.01 5.37 5.75 0.02 63.10 16:00:04 7 26.21 0.01 5.48 7.50 0.02 60.79 16:10:27 all 22.40 0.06 4.42 1.79 0.02 71.30 16:10:27 0 22.24 0.14 5.43 1.07 0.02 71.11 16:10:27 1 22.82 0.06 4.81 0.78 0.02 71.50 16:10:27 2 22.49 0.02 4.45 1.43 0.02 71.59 16:10:27 3 22.01 0.01 4.36 1.72 0.02 71.88 16:10:27 4 22.53 0.06 4.23 1.15 0.02 72.01 16:10:27 5 21.73 0.04 4.10 3.11 0.02 71.01 16:10:27 6 22.74 0.06 3.96 1.33 0.02 71.90 16:10:27 7 22.67 0.12 4.04 3.80 0.02 69.35 Average: all 23.90 0.04 4.87 3.85 0.02 67.32 Average: 0 23.72 0.08 5.34 3.22 0.02 67.63 Average: 1 22.11 0.04 5.20 3.70 0.02 68.93 Average: 2 24.16 0.02 4.83 2.81 0.02 68.17 Average: 3 24.34 0.01 4.88 4.34 0.02 66.40 Average: 4 24.84 0.04 4.65 3.36 0.02 67.09 Average: 5 23.46 0.04 4.67 4.25 0.02 67.57 Average: 6 24.22 0.03 4.65 3.49 0.02 67.59 Average: 7 24.41 0.06 4.74 5.61 0.02 65.16