---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-4664 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 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 854 14468 4 16769 30770 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:06:d7:9c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.106.136/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84767sec preferred_lft 84767sec inet6 fe80::f816:3eff:fe06:d79c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:87:8c:75:7a:13 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::1087:8cff:fe75:7a13/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4664) 04/21/26 _x86_64_ (8 CPU) 15:39:32 LINUX RESTART (8 CPU) 15:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:50:01 52.26 10.73 25.87 15.65 1763.11 18062.56 508403.45 16:00:11 197.20 0.64 187.96 8.59 42.00 44017.72 48607.25 Average: 125.24 5.65 107.49 12.10 896.49 31131.64 276884.51 15:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:50:01 26064024 29422484 2890768 8.80 128116 3505504 2892776 8.53 668012 5740196 17364 16:00:11 15138028 28791976 3448072 10.49 390400 12798704 2672396 7.88 4199296 12274620 68 Average: 20601026 29107230 3169420 9.64 259258 8152104 2782586 8.21 2433654 9007408 8716 15:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:50:01 lo 5.08 5.08 1.61 1.61 0.00 0.00 0.00 0.00 15:50:01 ens3 155.00 109.12 1602.04 22.52 0.00 0.00 0.00 0.00 15:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:11 lo 1.23 1.23 0.64 0.64 0.00 0.00 0.00 0.00 16:00:11 ens3 146.51 108.96 1980.80 15.08 0.00 0.00 0.00 0.00 16:00:11 docker0 17.27 23.91 1.20 195.43 0.00 0.00 0.00 0.00 Average: lo 3.14 3.14 1.12 1.12 0.00 0.00 0.00 0.00 Average: ens3 150.72 109.04 1792.76 18.77 0.00 0.00 0.00 0.00 Average: docker0 8.69 12.04 0.61 98.41 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-4664) 04/21/26 _x86_64_ (8 CPU) 15:39:32 LINUX RESTART (8 CPU) 15:40:00 CPU %user %nice %system %iowait %steal %idle 15:50:01 all 37.33 0.00 1.13 0.57 0.09 60.87 15:50:01 0 36.01 0.00 1.26 0.31 0.09 62.33 15:50:01 1 31.30 0.00 1.04 0.34 0.08 67.23 15:50:01 2 38.62 0.00 1.22 1.77 0.09 58.30 15:50:01 3 42.38 0.00 1.16 0.42 0.10 55.95 15:50:01 4 41.40 0.00 1.02 0.20 0.09 57.29 15:50:01 5 35.30 0.00 1.22 0.29 0.09 63.10 15:50:01 6 35.04 0.00 1.22 0.76 0.09 62.89 15:50:01 7 38.62 0.00 0.93 0.51 0.09 59.86 16:00:11 all 14.13 0.00 2.62 2.33 0.06 80.85 16:00:11 0 12.65 0.00 3.31 2.56 0.06 81.42 16:00:11 1 14.95 0.00 2.77 2.14 0.06 80.08 16:00:11 2 20.18 0.00 2.58 1.07 0.06 76.10 16:00:11 3 11.21 0.00 2.28 2.43 0.06 84.02 16:00:11 4 17.45 0.00 2.39 2.25 0.06 77.85 16:00:11 5 12.72 0.00 3.00 2.71 0.06 81.51 16:00:11 6 12.42 0.00 2.59 2.60 0.06 82.33 16:00:11 7 11.49 0.00 2.07 2.90 0.06 83.49 Average: all 25.67 0.00 1.88 1.46 0.07 70.91 Average: 0 24.27 0.00 2.29 1.44 0.07 71.92 Average: 1 23.09 0.00 1.91 1.25 0.07 73.69 Average: 2 29.35 0.00 1.91 1.42 0.07 67.25 Average: 3 26.70 0.00 1.72 1.43 0.08 70.07 Average: 4 29.36 0.00 1.71 1.23 0.08 67.62 Average: 5 23.96 0.00 2.11 1.51 0.07 72.35 Average: 6 23.68 0.00 1.90 1.68 0.07 72.65 Average: 7 24.98 0.00 1.50 1.71 0.07 71.74