---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-62241 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: 5600.02 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 11G 145G 7% / 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 714 26429 4 4947 30909 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:db:80:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.214/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84642sec preferred_lft 84642sec inet6 fe80::f816:3eff:fedb:803f/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:05:a0:3f:0a:87 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 ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-62241) 10/05/26 _x86_64_ (8 CPU) 15:25:23 LINUX RESTART (8 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:19 4.81 0.08 4.30 0.44 3.17 281.88 929.18 15:50:19 39.18 3.59 34.69 0.90 224.89 5322.29 1022.72 Average: 21.73 1.81 19.26 0.67 112.34 2763.68 975.23 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:19 30086472 31860832 522280 1.59 64388 2047840 1561784 4.61 221036 2242468 4 15:50:19 26172708 29581332 2728940 8.30 183608 3444988 3131416 9.23 560272 5678668 117636 Average: 28129590 30721082 1625610 4.95 123998 2746414 2346600 6.92 390654 3960568 58820 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:19 lo 0.14 0.14 0.01 0.01 0.00 0.00 0.00 0.00 15:40:19 ens3 7.48 4.80 74.71 0.35 0.00 0.00 0.00 0.00 15:40:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:19 lo 0.49 0.49 0.05 0.05 0.00 0.00 0.00 0.00 15:50:19 ens3 122.86 97.57 757.76 21.57 0.00 0.00 0.00 0.00 15:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.31 0.31 0.03 0.03 0.00 0.00 0.00 0.00 Average: ens3 64.29 50.48 411.03 10.80 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-62241) 10/05/26 _x86_64_ (8 CPU) 15:25:23 LINUX RESTART (8 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:19 all 0.14 0.00 0.08 0.05 0.00 99.74 15:40:19 0 0.15 0.00 0.08 0.02 0.00 99.76 15:40:19 1 0.27 0.00 0.05 0.01 0.00 99.66 15:40:19 2 0.12 0.00 0.05 0.01 0.00 99.82 15:40:19 3 0.12 0.00 0.03 0.01 0.00 99.84 15:40:19 4 0.17 0.00 0.24 0.28 0.00 99.30 15:40:19 5 0.07 0.00 0.05 0.01 0.00 99.87 15:40:19 6 0.12 0.00 0.06 0.00 0.00 99.82 15:40:19 7 0.09 0.00 0.06 0.01 0.00 99.85 15:50:19 all 16.36 0.00 0.78 0.15 0.01 82.69 15:50:19 0 15.82 0.00 0.86 0.05 0.02 83.25 15:50:19 1 13.02 0.00 0.75 0.07 0.01 86.16 15:50:19 2 21.11 0.00 0.95 0.12 0.02 77.81 15:50:19 3 14.66 0.00 0.60 0.15 0.01 84.58 15:50:19 4 16.84 0.00 0.74 0.16 0.01 82.24 15:50:19 5 17.20 0.00 0.84 0.07 0.01 81.88 15:50:19 6 14.54 0.00 0.75 0.20 0.01 84.49 15:50:19 7 17.73 0.00 0.74 0.40 0.02 81.11 Average: all 8.13 0.00 0.42 0.10 0.01 91.35 Average: 0 7.87 0.00 0.46 0.04 0.01 91.63 Average: 1 6.55 0.00 0.40 0.04 0.01 93.01 Average: 2 10.45 0.00 0.49 0.06 0.01 88.99 Average: 3 7.27 0.00 0.31 0.08 0.01 92.33 Average: 4 8.38 0.00 0.49 0.22 0.01 90.90 Average: 5 8.50 0.00 0.44 0.04 0.01 91.01 Average: 6 7.21 0.00 0.40 0.10 0.01 92.28 Average: 7 8.79 0.00 0.39 0.20 0.01 90.61