---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-1202 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 833 14670 4 16588 30791 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:cb:5a:81 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.107.252/23 metric 100 brd 10.30.107.255 scope global dynamic ens3 valid_lft 84858sec preferred_lft 84858sec inet6 fe80::f816:3eff:fecb:5a81/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 02:d6:f1:bc:98:a5 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::d6:f1ff:febc:98a5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1202) 04/13/26 _x86_64_ (8 CPU) 13:28:32 LINUX RESTART (8 CPU) 13:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:40:17 17.49 2.80 13.57 1.11 136.40 4379.44 2650.34 13:50:01 187.47 0.71 178.64 8.13 44.23 46470.45 48887.00 Average: 100.25 1.78 93.93 4.53 91.53 24871.41 25160.62 13:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:40:17 26746072 29875200 2440108 7.43 125240 3282464 2559896 7.55 530952 5189900 180 13:50:01 14754228 28896916 3337664 10.16 423172 13184884 2798432 8.25 4133600 12639744 545456 Average: 20750150 29386058 2888886 8.79 274206 8233674 2679164 7.90 2332276 8914822 272818 13:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:40:17 lo 4.81 4.81 1.96 1.96 0.00 0.00 0.00 0.00 13:40:17 ens3 106.05 82.24 1246.10 16.31 0.00 0.00 0.00 0.00 13:40:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:50:01 lo 1.23 1.23 0.27 0.27 0.00 0.00 0.00 0.00 13:50:01 ens3 154.93 118.71 2326.64 16.31 0.00 0.00 0.00 0.00 13:50:01 docker0 7.42 9.13 0.71 203.06 0.00 0.00 0.00 0.00 Average: lo 3.06 3.06 1.14 1.14 0.00 0.00 0.00 0.00 Average: ens3 129.85 100.00 1772.16 16.31 0.00 0.00 0.00 0.00 Average: docker0 3.61 4.44 0.34 98.86 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-8c-8g-1202) 04/13/26 _x86_64_ (8 CPU) 13:28:32 LINUX RESTART (8 CPU) 13:30:01 CPU %user %nice %system %iowait %steal %idle 13:40:17 all 38.76 0.00 1.01 0.12 0.09 60.01 13:40:17 0 37.26 0.00 1.03 0.46 0.09 61.17 13:40:17 1 39.70 0.00 0.98 0.12 0.09 59.10 13:40:17 2 42.81 0.00 1.02 0.07 0.10 56.01 13:40:17 3 40.45 0.00 0.91 0.03 0.09 58.52 13:40:17 4 31.22 0.00 1.07 0.11 0.08 67.52 13:40:17 5 40.22 0.00 1.17 0.11 0.10 58.41 13:40:17 6 42.39 0.00 1.00 0.08 0.10 56.43 13:40:17 7 36.06 0.00 0.93 0.03 0.08 62.91 13:50:01 all 15.69 0.00 2.84 0.46 0.06 80.95 13:50:01 0 13.30 0.00 2.42 0.39 0.06 83.83 13:50:01 1 21.19 0.00 3.09 0.32 0.07 75.33 13:50:01 2 18.56 0.00 3.57 0.52 0.07 77.28 13:50:01 3 17.75 0.00 2.88 0.72 0.06 78.59 13:50:01 4 10.61 0.00 3.05 0.61 0.07 85.66 13:50:01 5 13.12 0.00 2.76 0.44 0.07 83.61 13:50:01 6 14.19 0.00 2.49 0.33 0.06 82.92 13:50:01 7 16.77 0.00 2.46 0.33 0.06 80.38 Average: all 27.55 0.00 1.90 0.29 0.08 70.19 Average: 0 25.61 0.00 1.70 0.43 0.08 72.19 Average: 1 30.69 0.00 2.01 0.22 0.08 67.00 Average: 2 31.03 0.00 2.26 0.29 0.08 66.34 Average: 3 29.42 0.00 1.87 0.36 0.08 68.27 Average: 4 21.22 0.00 2.03 0.35 0.07 76.33 Average: 5 27.05 0.00 1.94 0.27 0.08 70.65 Average: 6 28.68 0.00 1.73 0.20 0.08 69.31 Average: 7 26.67 0.00 1.67 0.17 0.07 71.41