---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4096 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 nrip_save 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 744 18999 4 12348 30880 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:e7:71:6d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84475sec preferred_lft 84475sec inet6 fe80::f816:3eff:fee7:716d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 92:98:0b:61:36:80 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::9098:bff:fe61:3680/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4096) 04/18/26 _x86_64_ (8 CPU) 00:00:59 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:03 22.97 0.50 21.89 0.58 18.55 15002.27 572.33 00:30:01 45.53 2.30 41.99 1.23 370.21 11060.42 4690.90 Average: 34.23 1.40 31.92 0.91 194.02 13035.35 2627.43 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:03 18903112 27671548 4618184 14.05 189592 8637760 4841192 14.28 2139984 11168152 133072 00:30:01 19663508 31627160 644820 1.96 236432 11639928 1327748 3.92 3186308 9178940 24 Average: 19283310 29649354 2631502 8.01 213012 10138844 3084470 9.10 2663146 10173546 66548 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:03 lo 256.07 256.07 249.87 249.87 0.00 0.00 0.00 0.00 00:20:03 ens3 62.52 53.50 335.85 14.47 0.00 0.00 0.00 0.00 00:20:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:01 lo 6.52 6.52 1.62 1.62 0.00 0.00 0.00 0.00 00:30:01 ens3 135.22 130.37 323.51 1562.43 0.00 0.00 0.00 0.00 00:30:01 docker0 87.55 87.02 1379.82 162.02 0.00 0.00 0.00 0.00 Average: lo 131.55 131.55 126.00 126.00 0.00 0.00 0.00 0.00 Average: ens3 98.80 91.86 329.69 786.88 0.00 0.00 0.00 0.00 Average: docker0 43.69 43.42 688.51 80.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4096) 04/18/26 _x86_64_ (8 CPU) 00:00:59 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:03 all 30.64 0.00 1.36 0.46 0.07 67.48 00:20:03 0 37.59 0.00 1.22 0.47 0.08 60.64 00:20:03 1 27.89 0.00 1.42 1.08 0.07 69.53 00:20:03 2 28.24 0.00 1.16 0.84 0.07 69.69 00:20:03 3 28.05 0.00 1.58 0.43 0.07 69.88 00:20:03 4 33.58 0.00 1.66 0.13 0.07 64.56 00:20:03 5 26.97 0.00 1.27 0.21 0.06 71.49 00:20:03 6 29.85 0.00 1.27 0.31 0.06 68.51 00:20:03 7 32.91 0.00 1.32 0.18 0.07 65.52 00:30:01 all 8.99 0.00 1.05 0.74 0.05 89.18 00:30:01 0 7.63 0.00 0.90 0.48 0.04 90.95 00:30:01 1 9.58 0.00 0.78 0.96 0.05 88.63 00:30:01 2 5.51 0.00 0.58 0.26 0.04 93.61 00:30:01 3 15.56 0.00 1.04 0.51 0.05 82.83 00:30:01 4 8.22 0.00 1.66 1.01 0.06 89.06 00:30:01 5 11.29 0.00 1.66 1.30 0.05 85.69 00:30:01 6 8.55 0.00 1.25 1.10 0.04 89.07 00:30:01 7 5.53 0.00 0.50 0.35 0.04 93.58 Average: all 19.83 0.00 1.20 0.60 0.06 78.31 Average: 0 22.63 0.00 1.06 0.47 0.06 75.78 Average: 1 18.75 0.00 1.10 1.02 0.06 79.06 Average: 2 16.89 0.00 0.87 0.55 0.05 81.63 Average: 3 21.82 0.00 1.31 0.47 0.06 76.35 Average: 4 20.92 0.00 1.66 0.57 0.07 76.79 Average: 5 19.14 0.00 1.47 0.75 0.06 78.58 Average: 6 19.21 0.00 1.26 0.70 0.05 78.78 Average: 7 19.25 0.00 0.91 0.26 0.06 79.52