---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-66774 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 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 784 18958 4 12349 30840 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:3d:fa:21 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84478sec preferred_lft 84478sec inet6 fe80::f816:3eff:fe3d:fa21/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:a5:a1:7c:65:be 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::24a5:a1ff:fe7c:65be/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-66774) 04/06/26 _x86_64_ (8 CPU) 00:00:33 LINUX RESTART (8 CPU) 00:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:01 21.58 0.49 20.52 0.56 17.53 15372.04 2339.10 00:30:05 63.46 2.27 45.20 15.99 358.09 10503.70 491568.62 Average: 42.59 1.39 32.90 8.30 188.34 12930.33 247711.75 00:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:01 19428740 28192460 4097692 12.47 189524 8634076 4353172 12.84 2140724 10639608 604 00:30:05 19613940 31578608 693972 2.11 235784 11642312 1297632 3.83 3193304 9214744 176 Average: 19521340 29885534 2395832 7.29 212654 10138194 2825402 8.33 2667014 9927176 390 00:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:01 lo 242.71 242.71 236.60 236.60 0.00 0.00 0.00 0.00 00:20:01 ens3 61.62 50.69 320.47 13.48 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 00:30:05 lo 10.63 10.63 2.64 2.64 0.00 0.00 0.00 0.00 00:30:05 ens3 180.46 184.22 328.56 2658.52 0.00 0.00 0.00 0.00 00:30:05 docker0 100.06 105.16 1370.17 162.42 0.00 0.00 0.00 0.00 Average: lo 126.31 126.31 119.25 119.25 0.00 0.00 0.00 0.00 Average: ens3 121.22 117.66 324.53 1340.10 0.00 0.00 0.00 0.00 Average: docker0 50.19 52.74 687.21 81.46 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-66774) 04/06/26 _x86_64_ (8 CPU) 00:00:33 LINUX RESTART (8 CPU) 00:10:01 CPU %user %nice %system %iowait %steal %idle 00:20:01 all 29.14 0.00 1.23 0.11 0.06 69.46 00:20:01 0 34.09 0.00 1.21 0.08 0.06 64.56 00:20:01 1 30.91 0.00 1.57 0.04 0.06 67.43 00:20:01 2 37.92 0.00 1.55 0.31 0.06 60.16 00:20:01 3 25.20 0.00 1.25 0.02 0.06 73.48 00:20:01 4 28.45 0.00 1.27 0.04 0.06 70.18 00:20:01 5 26.84 0.00 1.17 0.06 0.06 71.87 00:20:01 6 24.77 0.00 1.04 0.32 0.05 73.81 00:20:01 7 24.92 0.00 0.81 0.02 0.06 74.20 00:30:05 all 9.67 0.00 1.04 0.17 0.05 89.07 00:30:05 0 7.79 0.00 0.66 0.06 0.04 91.45 00:30:05 1 10.82 0.00 1.01 0.20 0.05 87.92 00:30:05 2 11.08 0.00 1.60 0.34 0.05 86.93 00:30:05 3 18.95 0.00 1.90 0.07 0.05 79.03 00:30:05 4 7.95 0.00 0.78 0.15 0.05 91.08 00:30:05 5 9.61 0.00 1.12 0.24 0.05 88.98 00:30:05 6 4.62 0.00 0.59 0.19 0.03 94.56 00:30:05 7 6.58 0.00 0.62 0.11 0.04 92.65 Average: all 19.37 0.00 1.13 0.14 0.05 79.30 Average: 0 20.88 0.00 0.93 0.07 0.05 78.06 Average: 1 20.84 0.00 1.29 0.12 0.06 77.70 Average: 2 24.45 0.00 1.58 0.32 0.05 73.59 Average: 3 22.06 0.00 1.57 0.05 0.06 76.26 Average: 4 18.16 0.00 1.02 0.10 0.06 80.67 Average: 5 18.19 0.00 1.14 0.15 0.06 80.46 Average: 6 14.66 0.00 0.81 0.26 0.04 84.23 Average: 7 15.72 0.00 0.72 0.07 0.05 83.45