---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-7610 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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: 5600.00 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 766 19121 4 12204 30858 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:10:a5:8a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.157/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84467sec preferred_lft 84467sec inet6 fe80::f816:3eff:fe10:a58a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:4a:38:c4:6e:18 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::944a:38ff:fec4:6e18/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-7610) 04/25/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 23.98 0.49 22.96 0.53 17.49 15331.48 348.20 00:30:20 40.98 1.98 37.82 1.18 306.86 10279.29 3695.09 Average: 32.61 1.25 30.51 0.86 164.37 12766.96 2047.10 00:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19226680 27863496 4426904 13.47 187308 8511148 4677212 13.79 2074508 10907084 11204 00:30:20 19781444 31597356 673868 2.05 233284 11498460 1282468 3.78 3107776 9132272 120 Average: 19504062 29730426 2550386 7.76 210296 10004804 2979840 8.79 2591142 10019678 5662 00:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 237.97 237.97 232.78 232.78 0.00 0.00 0.00 0.00 00:20:01 ens3 59.53 50.33 320.09 13.51 0.00 0.00 0.00 0.00 00:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:20 lo 10.64 10.64 1.75 1.75 0.00 0.00 0.00 0.00 00:30:20 ens3 164.00 168.24 318.83 2590.39 0.00 0.00 0.00 0.00 00:30:20 docker0 85.46 88.29 1334.42 157.00 0.00 0.00 0.00 0.00 Average: lo 122.58 122.58 115.50 115.50 0.00 0.00 0.00 0.00 Average: ens3 112.56 110.18 319.45 1321.55 0.00 0.00 0.00 0.00 Average: docker0 43.38 44.81 677.36 79.70 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-8c-8g-7610) 04/25/26 _x86_64_ (8 CPU) 00:00:29 LINUX RESTART (8 CPU) 00:10:00 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 28.50 0.00 1.31 0.34 0.07 69.78 00:20:01 0 27.82 0.00 1.18 0.07 0.07 70.86 00:20:01 1 32.64 0.00 1.62 0.20 0.07 65.47 00:20:01 2 30.43 0.00 1.41 0.22 0.07 67.87 00:20:01 3 28.51 0.00 1.16 0.06 0.07 70.20 00:20:01 4 28.14 0.00 1.22 0.73 0.07 69.85 00:20:01 5 25.94 0.00 1.05 0.40 0.07 72.54 00:20:01 6 29.83 0.00 1.49 0.04 0.07 68.58 00:20:01 7 24.69 0.00 1.38 1.00 0.07 72.86 00:30:20 all 9.13 0.00 1.03 0.97 0.05 88.82 00:30:20 0 9.34 0.00 0.91 0.44 0.04 89.28 00:30:20 1 9.52 0.00 0.86 0.40 0.05 89.16 00:30:20 2 14.47 0.00 1.67 1.99 0.05 81.81 00:30:20 3 10.02 0.00 1.17 3.87 0.05 84.89 00:30:20 4 11.30 0.00 1.34 0.49 0.05 86.82 00:30:20 5 6.91 0.00 0.87 0.25 0.05 91.93 00:30:20 6 7.25 0.00 0.86 0.26 0.04 91.58 00:30:20 7 4.18 0.00 0.52 0.10 0.04 95.16 Average: all 18.66 0.00 1.17 0.66 0.06 79.46 Average: 0 18.43 0.00 1.04 0.26 0.05 80.23 Average: 1 20.90 0.00 1.24 0.30 0.06 77.51 Average: 2 22.33 0.00 1.54 1.12 0.06 74.95 Average: 3 19.11 0.00 1.17 2.00 0.06 77.66 Average: 4 19.57 0.00 1.28 0.61 0.06 78.49 Average: 5 16.28 0.00 0.96 0.32 0.06 82.38 Average: 6 18.36 0.00 1.17 0.15 0.05 80.26 Average: 7 14.28 0.00 0.94 0.54 0.05 84.18