---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-58029 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 739 19059 4 12292 30884 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:23:84:ad brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.164/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84355sec preferred_lft 84355sec inet6 fe80::f816:3eff:fe23:84ad/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:66:57:14:87:41 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::c066:57ff:fe14:8741/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-58029) 09/25/26 _x86_64_ (8 CPU) 00:00:23 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:00 20.48 0.52 19.38 0.58 20.12 14953.16 453.50 00:30:00 45.06 1.95 26.57 16.54 318.91 10583.48 488612.60 Average: 32.77 1.24 22.97 8.56 169.51 12768.30 244535.09 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:00 18731264 27569372 4719916 14.36 189732 8700188 4940316 14.57 2088592 11382052 156808 00:30:00 19716656 31620012 653348 1.99 229464 11589596 1344748 3.97 3076524 9232072 8 Average: 19223960 29594692 2686632 8.18 209598 10144892 3142532 9.27 2582558 10307062 78408 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:00 lo 290.43 290.43 282.52 282.52 0.00 0.00 0.00 0.00 00:20:00 ens3 69.45 59.19 334.01 14.90 0.00 0.00 0.00 0.00 00:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:00 lo 4.04 4.04 0.55 0.55 0.00 0.00 0.00 0.00 00:30:00 ens3 125.69 133.45 225.15 1491.68 0.00 0.00 0.00 0.00 00:30:00 docker0 103.13 87.20 1386.82 10.95 0.00 0.00 0.00 0.00 Average: lo 147.23 147.23 141.53 141.53 0.00 0.00 0.00 0.00 Average: ens3 97.57 96.32 279.58 753.30 0.00 0.00 0.00 0.00 Average: docker0 51.56 43.60 693.42 5.47 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-58029) 09/25/26 _x86_64_ (8 CPU) 00:00:23 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:00 all 31.11 0.00 1.77 0.28 0.01 66.83 00:20:00 0 25.49 0.00 1.95 0.18 0.01 72.38 00:20:00 1 34.93 0.00 2.03 0.22 0.01 62.81 00:20:00 2 32.99 0.00 1.81 0.14 0.01 65.05 00:20:00 3 30.59 0.00 1.67 0.38 0.01 67.35 00:20:00 4 29.96 0.00 2.00 0.44 0.01 67.58 00:20:00 5 32.84 0.00 1.61 0.20 0.01 65.35 00:20:00 6 32.32 0.00 1.74 0.58 0.02 65.35 00:20:00 7 29.80 0.00 1.33 0.07 0.01 68.79 00:30:00 all 7.97 0.00 1.17 0.30 0.01 90.55 00:30:00 0 3.57 0.00 0.70 0.11 0.01 95.62 00:30:00 1 7.45 0.00 1.00 0.35 0.01 91.19 00:30:00 2 9.91 0.00 1.80 0.19 0.01 88.10 00:30:00 3 9.74 0.00 1.93 0.23 0.01 88.08 00:30:00 4 10.21 0.00 1.28 0.08 0.01 88.42 00:30:00 5 9.28 0.00 1.19 0.06 0.01 89.45 00:30:00 6 9.62 0.00 0.78 0.69 0.01 88.90 00:30:00 7 4.02 0.00 0.68 0.68 0.00 94.62 Average: all 19.53 0.00 1.47 0.29 0.01 78.70 Average: 0 14.54 0.00 1.32 0.14 0.01 83.98 Average: 1 21.15 0.00 1.51 0.29 0.01 77.04 Average: 2 21.45 0.00 1.80 0.17 0.01 76.57 Average: 3 20.16 0.00 1.80 0.30 0.01 77.73 Average: 4 20.07 0.00 1.64 0.26 0.01 78.02 Average: 5 21.04 0.00 1.40 0.13 0.01 77.42 Average: 6 20.96 0.00 1.26 0.64 0.01 77.13 Average: 7 16.89 0.00 1.01 0.38 0.01 81.72