---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1802 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: 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 23G 133G 15% / 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 863 14495 4 16733 30760 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:ab:e2:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.220/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84887sec preferred_lft 84887sec inet6 fe80::f816:3eff:feab:e2ba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:23:e8:05:47:a9 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::e023:e8ff:fe05:47a9/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1802) 04/15/26 _x86_64_ (8 CPU) 07:38:10 LINUX RESTART (8 CPU) 07:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:08 22.95 1.91 20.25 0.79 489.06 12341.22 9779.49 08:00:11 316.06 0.66 306.85 8.55 37.42 42859.35 47072.05 Average: 169.41 1.28 163.45 4.67 263.39 27589.93 28413.11 07:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:08 23967076 29911112 2389828 7.27 141496 5967628 2514280 7.41 1203692 7136172 176 08:00:11 13263292 29091296 3129708 9.52 483700 14664632 2751056 8.11 4541900 13568612 118488 Average: 18615184 29501204 2759768 8.40 312598 10316130 2632668 7.76 2872796 10352392 59332 07:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:08 lo 4.58 4.58 1.97 1.97 0.00 0.00 0.00 0.00 07:50:08 ens3 91.32 70.91 1094.39 13.48 0.00 0.00 0.00 0.00 07:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:11 lo 1.13 1.13 0.21 0.21 0.00 0.00 0.00 0.00 08:00:11 ens3 140.75 108.02 2016.58 16.30 0.00 0.00 0.00 0.00 08:00:11 docker0 17.02 23.44 2.30 258.77 0.00 0.00 0.00 0.00 08:00:11 veth59c51d7 9.15 12.89 1.71 62.35 0.00 0.00 0.00 0.01 Average: lo 2.86 2.86 1.09 1.09 0.00 0.00 0.00 0.00 Average: ens3 116.01 89.45 1555.17 14.89 0.00 0.00 0.00 0.00 Average: docker0 8.51 11.71 1.15 129.30 0.00 0.00 0.00 0.00 Average: veth59c51d7 4.57 6.44 0.85 31.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1802) 04/15/26 _x86_64_ (8 CPU) 07:38:10 LINUX RESTART (8 CPU) 07:40:03 CPU %user %nice %system %iowait %steal %idle 07:50:08 all 39.18 0.00 1.19 0.16 0.06 59.40 07:50:08 0 44.13 0.00 1.24 0.20 0.07 54.36 07:50:08 1 46.32 0.00 1.51 0.08 0.07 52.02 07:50:08 2 40.20 0.00 1.46 0.33 0.06 57.94 07:50:08 3 38.94 0.00 1.13 0.10 0.06 59.77 07:50:08 4 32.77 0.00 0.87 0.12 0.06 66.18 07:50:08 5 37.12 0.00 1.13 0.05 0.06 61.64 07:50:08 6 37.95 0.00 1.24 0.29 0.06 60.46 07:50:08 7 36.04 0.00 0.96 0.11 0.06 62.83 08:00:11 all 14.71 0.00 2.90 0.49 0.06 81.85 08:00:11 0 12.54 0.00 3.25 0.50 0.06 83.64 08:00:11 1 16.33 0.00 2.88 0.37 0.06 80.37 08:00:11 2 17.14 0.00 2.18 0.31 0.06 80.32 08:00:11 3 16.49 0.00 3.41 0.52 0.06 79.52 08:00:11 4 10.51 0.00 2.36 0.64 0.06 86.43 08:00:11 5 20.03 0.00 3.13 0.49 0.06 76.29 08:00:11 6 13.55 0.00 3.26 0.63 0.06 82.51 08:00:11 7 11.07 0.00 2.72 0.46 0.06 85.69 Average: all 26.98 0.00 2.04 0.32 0.06 70.59 Average: 0 28.37 0.00 2.24 0.35 0.06 68.97 Average: 1 31.37 0.00 2.19 0.22 0.07 66.15 Average: 2 28.69 0.00 1.82 0.32 0.06 69.11 Average: 3 27.77 0.00 2.26 0.31 0.06 69.59 Average: 4 21.70 0.00 1.61 0.38 0.06 76.25 Average: 5 28.59 0.00 2.13 0.27 0.06 68.95 Average: 6 25.80 0.00 2.24 0.46 0.06 71.44 Average: 7 23.59 0.00 1.84 0.29 0.06 74.22