---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-63474 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 137G 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 759 18332 4 13000 30864 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:7f:26:28 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.210/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84381sec preferred_lft 84381sec inet6 fe80::f816:3eff:fe7f:2628/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:99:9e:43:40:80 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::fc99:9eff:fe43:4080/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-63474) 10/11/26 _x86_64_ (8 CPU) 00:00:27 LINUX RESTART (8 CPU) 00:10:10 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:29 19.91 0.50 18.85 0.56 16.58 14946.65 624.91 00:30:11 33.31 2.09 30.12 1.09 338.82 11551.01 3605.93 Average: 26.40 1.27 24.32 0.82 172.76 13300.82 2069.78 00:10:10 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:29 18514372 27717312 4569128 13.90 198016 9048352 4862440 14.34 2174104 11494492 2504 00:30:11 18976552 31604308 664256 2.02 245948 12259824 1358380 4.01 3260312 9748720 7124 Average: 18745462 29660810 2616692 7.96 221982 10654088 3110410 9.17 2717208 10621606 4814 00:10:10 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:29 lo 278.05 278.05 271.20 271.20 0.00 0.00 0.00 0.00 00:20:29 ens3 61.51 52.76 316.65 13.86 0.00 0.00 0.00 0.00 00:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:11 lo 4.21 4.21 0.59 0.59 0.00 0.00 0.00 0.00 00:30:11 ens3 134.02 136.11 232.34 1544.61 0.00 0.00 0.00 0.00 00:30:11 docker0 103.07 85.70 1429.88 11.02 0.00 0.00 0.00 0.00 Average: lo 145.33 145.33 140.04 140.04 0.00 0.00 0.00 0.00 Average: ens3 96.65 93.16 275.79 755.79 0.00 0.00 0.00 0.00 Average: docker0 49.96 41.54 693.05 5.34 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-198-generic (prd-ubuntu2204-docker-8c-8g-63474) 10/11/26 _x86_64_ (8 CPU) 00:00:27 LINUX RESTART (8 CPU) 00:10:10 CPU %user %nice %system %iowait %steal %idle 00:20:29 all 29.80 0.00 1.71 0.33 0.02 68.14 00:20:29 0 23.75 0.00 1.64 0.26 0.01 74.33 00:20:29 1 31.16 0.00 1.92 0.31 0.02 66.59 00:20:29 2 33.18 0.00 1.93 0.14 0.03 64.71 00:20:29 3 31.50 0.00 1.52 0.20 0.02 66.76 00:20:29 4 29.12 0.00 1.53 0.28 0.01 69.06 00:20:29 5 25.92 0.00 1.57 0.35 0.01 72.14 00:20:29 6 31.52 0.00 1.84 0.97 0.02 65.65 00:20:29 7 32.27 0.00 1.71 0.12 0.02 65.88 00:30:11 all 8.29 0.00 1.30 0.25 0.01 90.15 00:30:11 0 6.74 0.00 0.93 0.07 0.01 92.26 00:30:11 1 9.72 0.00 1.11 0.27 0.01 88.89 00:30:11 2 8.89 0.00 1.96 0.38 0.01 88.76 00:30:11 3 11.33 0.00 1.81 0.33 0.02 86.52 00:30:11 4 12.86 0.00 1.77 0.09 0.01 85.27 00:30:11 5 5.48 0.00 1.04 0.27 0.00 93.21 00:30:11 6 6.10 0.00 1.03 0.45 0.00 92.42 00:30:11 7 5.21 0.00 0.73 0.18 0.01 93.87 Average: all 19.36 0.00 1.51 0.29 0.01 78.82 Average: 0 15.51 0.00 1.30 0.17 0.01 83.01 Average: 1 20.77 0.00 1.53 0.29 0.02 77.40 Average: 2 21.38 0.00 1.95 0.26 0.02 76.39 Average: 3 21.72 0.00 1.66 0.26 0.02 76.35 Average: 4 21.23 0.00 1.65 0.19 0.01 76.92 Average: 5 16.01 0.00 1.31 0.31 0.01 82.36 Average: 6 19.16 0.00 1.44 0.72 0.01 78.67 Average: 7 19.14 0.00 1.24 0.15 0.01 79.45