---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-88 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 17G 139G 11% / 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 779 19597 4 11715 30844 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:b3:77:fe brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.206/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84728sec preferred_lft 84728sec inet6 fe80::f816:3eff:feb3:77fe/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether de:51:9a:b8:a6:05 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::dc51:9aff:feb8:a605/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-88) 09/05/26 _x86_64_ (8 CPU) 00:36:49 LINUX RESTART (8 CPU) 00:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:00 15.47 2.16 12.73 0.58 132.39 6244.41 913.64 01:00:10 19.07 0.48 18.10 0.49 17.51 13478.65 940.92 Average: 17.28 1.31 15.44 0.53 74.41 9895.38 927.41 00:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:00 25308960 29666320 2641788 8.04 144008 4430744 3388796 9.99 799800 6292780 45448 01:00:10 19229716 27658680 4631784 14.09 189428 8303468 4809556 14.18 1938136 11035188 860 Average: 22269338 28662500 3636786 11.07 166718 6367106 4099176 12.09 1368968 8663984 23154 00:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:00 lo 5.66 5.66 0.54 0.54 0.00 0.00 0.00 0.00 00:50:00 ens3 99.67 81.23 629.08 15.06 0.00 0.00 0.00 0.00 00:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:10 lo 266.10 266.10 259.85 259.85 0.00 0.00 0.00 0.00 01:00:10 ens3 47.91 40.88 196.12 10.66 0.00 0.00 0.00 0.00 01:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 137.10 137.10 131.41 131.41 0.00 0.00 0.00 0.00 Average: ens3 73.55 60.87 410.57 12.84 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 5.15.0-190-generic (prd-ubuntu2204-docker-8c-8g-88) 09/05/26 _x86_64_ (8 CPU) 00:36:49 LINUX RESTART (8 CPU) 00:40:01 CPU %user %nice %system %iowait %steal %idle 00:50:00 all 35.50 0.00 1.54 0.06 0.01 62.88 00:50:00 0 33.34 0.00 1.80 0.03 0.01 64.81 00:50:00 1 36.20 0.00 1.57 0.03 0.01 62.19 00:50:00 2 40.26 0.00 1.77 0.08 0.01 57.87 00:50:00 3 39.65 0.00 1.56 0.06 0.01 58.72 00:50:00 4 36.58 0.00 1.45 0.05 0.01 61.92 00:50:00 5 34.78 0.00 1.37 0.05 0.01 63.79 00:50:00 6 36.84 0.00 1.53 0.10 0.02 61.51 00:50:00 7 26.36 0.00 1.29 0.10 0.01 72.24 01:00:10 all 21.49 0.00 1.24 0.10 0.01 77.15 01:00:10 0 20.13 0.00 1.06 0.02 0.01 78.78 01:00:10 1 19.73 0.00 1.28 0.11 0.01 78.87 01:00:10 2 24.01 0.00 1.57 0.05 0.01 74.36 01:00:10 3 19.20 0.00 1.19 0.29 0.01 79.32 01:00:10 4 21.59 0.00 1.12 0.12 0.01 77.16 01:00:10 5 24.61 0.00 1.31 0.11 0.01 73.97 01:00:10 6 19.52 0.00 1.26 0.05 0.01 79.16 01:00:10 7 23.15 0.00 1.15 0.08 0.01 75.61 Average: all 28.43 0.00 1.39 0.08 0.01 70.08 Average: 0 26.68 0.00 1.43 0.02 0.01 71.86 Average: 1 27.89 0.00 1.43 0.07 0.01 70.60 Average: 2 32.07 0.00 1.67 0.06 0.01 66.18 Average: 3 29.33 0.00 1.37 0.18 0.01 69.11 Average: 4 29.01 0.00 1.28 0.08 0.01 69.62 Average: 5 29.64 0.00 1.34 0.08 0.01 68.93 Average: 6 28.10 0.00 1.39 0.07 0.01 70.42 Average: 7 24.74 0.00 1.22 0.09 0.01 73.94