---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-61453 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 18G 138G 12% / 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 755 18561 4 12775 30868 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:17:e3:c7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.84/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84441sec preferred_lft 84441sec inet6 fe80::f816:3eff:fe17:e3c7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:0b:86:20:0c:f4 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::980b:86ff:fe20:cf4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-61453) 10/03/26 _x86_64_ (8 CPU) 00:36:51 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:18 13.10 0.43 11.94 0.73 210.77 5832.86 868.80 01:00:11 29.47 2.06 26.41 0.99 294.58 22857.53 950.08 Average: 21.13 1.23 19.03 0.86 251.85 14178.55 908.64 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:18 23950824 28547800 3758700 11.44 149412 4655956 4500040 13.27 888792 7553836 6728 01:00:11 20187808 31718236 560748 1.71 220024 11257860 1422340 4.19 3021204 8886172 44452 Average: 22069316 30133018 2159724 6.57 184718 7956908 2961190 8.73 1954998 8220004 25590 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:18 lo 5.62 5.62 0.54 0.54 0.00 0.00 0.00 0.00 00:50:18 ens3 78.58 60.99 387.71 14.02 0.00 0.00 0.00 0.00 00:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:11 lo 268.42 268.42 262.24 262.24 0.00 0.00 0.00 0.00 01:00:11 ens3 67.88 57.85 331.67 14.04 0.00 0.00 0.00 0.00 01:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 134.45 134.45 128.83 128.83 0.00 0.00 0.00 0.00 Average: ens3 73.33 59.45 360.24 14.03 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-61453) 10/03/26 _x86_64_ (8 CPU) 00:36:51 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:18 all 37.45 0.00 1.67 0.07 0.01 60.81 00:50:18 0 35.01 0.00 1.72 0.05 0.01 63.21 00:50:18 1 37.45 0.00 1.69 0.03 0.01 60.81 00:50:18 2 38.16 0.00 1.67 0.01 0.02 60.14 00:50:18 3 34.77 0.00 1.64 0.08 0.01 63.50 00:50:18 4 36.97 0.00 1.61 0.08 0.02 61.33 00:50:18 5 39.25 0.00 1.57 0.10 0.02 59.07 00:50:18 6 41.97 0.00 1.94 0.10 0.01 55.98 00:50:18 7 36.00 0.00 1.49 0.07 0.01 62.42 01:00:11 all 19.68 0.00 1.48 0.19 0.01 78.64 01:00:11 0 21.87 0.00 1.49 0.33 0.01 76.31 01:00:11 1 19.51 0.00 1.52 0.25 0.01 78.72 01:00:11 2 18.04 0.00 1.43 0.08 0.01 80.44 01:00:11 3 19.27 0.00 1.61 0.03 0.01 79.07 01:00:11 4 21.15 0.00 1.57 0.15 0.01 77.11 01:00:11 5 19.70 0.00 1.50 0.21 0.01 78.58 01:00:11 6 18.91 0.00 1.16 0.27 0.01 79.65 01:00:11 7 18.95 0.00 1.59 0.19 0.01 79.26 Average: all 28.74 0.00 1.58 0.13 0.01 69.55 Average: 0 28.56 0.00 1.60 0.19 0.01 69.63 Average: 1 28.66 0.00 1.61 0.14 0.01 69.59 Average: 2 28.30 0.00 1.55 0.04 0.01 70.09 Average: 3 27.17 0.00 1.63 0.06 0.01 71.13 Average: 4 29.21 0.00 1.59 0.12 0.01 69.07 Average: 5 29.66 0.00 1.54 0.15 0.01 68.64 Average: 6 30.68 0.00 1.56 0.18 0.01 67.57 Average: 7 27.64 0.00 1.54 0.13 0.01 70.68