---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-22921 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 12G 144G 8% / 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 911 24930 4 6250 30713 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:64:07:e3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83449sec preferred_lft 83449sec inet6 fe80::f816:3eff:fe64:7e3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:8f:53:8c:6e:c3 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 ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-22921) 01/07/26 _x86_64_ (8 CPU) 17:59:43 LINUX RESTART (8 CPU) 18:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:10:30 53.39 11.18 40.32 1.88 1793.15 8184.50 5872.03 18:20:00 37.31 0.17 19.79 17.35 6.32 2550.06 363472.03 18:30:20 34.10 0.01 29.06 5.04 0.05 2438.34 194446.88 18:40:07 30.91 0.00 26.92 3.98 0.05 2779.79 19644.35 Average: 39.13 2.97 29.29 6.87 471.08 4052.77 142406.71 18:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:10:30 27124420 30082508 2239248 6.81 127980 3115184 2481724 7.32 684828 4689044 46916 18:20:00 25811008 29418864 2890316 8.80 165452 3674588 3172032 9.35 842112 5763908 102836 18:30:20 25622088 29513900 2792124 8.50 195260 3896292 2697148 7.95 944244 5808560 12776 18:40:07 25061424 29436788 2865392 8.72 217696 4318780 2776100 8.19 1060740 6227736 16700 Average: 25904735 29613015 2696770 8.21 176597 3751211 2781751 8.20 882981 5622312 44807 18:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:10:30 lo 559.02 559.02 532.56 532.56 0.00 0.00 0.00 0.00 18:10:30 ens3 118.54 89.50 1071.87 19.72 0.00 0.00 0.00 0.00 18:10:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:00 lo 1220.06 1220.06 1160.97 1160.97 0.00 0.00 0.00 0.00 18:20:00 ens3 49.54 36.16 20.89 14.65 0.00 0.00 0.00 0.00 18:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:30:20 lo 1833.05 1833.05 1745.80 1745.80 0.00 0.00 0.00 0.00 18:30:20 ens3 40.06 29.81 16.29 12.37 0.00 0.00 0.00 0.00 18:30:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:07 lo 1494.19 1494.19 1421.90 1421.90 0.00 0.00 0.00 0.00 18:40:07 ens3 51.71 36.62 19.87 15.59 0.00 0.00 0.00 0.00 18:40:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1271.76 1271.76 1210.74 1210.74 0.00 0.00 0.00 0.00 Average: ens3 65.70 48.60 294.67 15.62 0.00 0.00 0.00 0.00 Average: docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-22921) 01/07/26 _x86_64_ (8 CPU) 17:59:43 LINUX RESTART (8 CPU) 18:00:00 CPU %user %nice %system %iowait %steal %idle 18:10:30 all 14.54 0.00 0.94 2.08 0.08 82.36 18:10:30 0 15.70 0.00 0.96 1.90 0.08 81.36 18:10:30 1 13.71 0.00 0.91 2.76 0.08 82.53 18:10:30 2 14.71 0.00 1.05 3.41 0.11 80.72 18:10:30 3 15.97 0.00 1.09 3.07 0.08 79.80 18:10:30 4 16.01 0.00 0.88 1.42 0.09 81.60 18:10:30 5 12.47 0.00 0.90 2.01 0.07 84.54 18:10:30 6 13.27 0.00 0.83 0.68 0.06 85.15 18:10:30 7 14.48 0.00 0.86 1.37 0.09 83.21 18:20:00 all 36.30 0.00 1.61 2.27 0.15 59.66 18:20:00 0 34.22 0.00 1.72 2.30 0.15 61.61 18:20:00 1 38.30 0.00 1.46 1.33 0.15 58.75 18:20:00 2 35.40 0.00 1.87 3.37 0.17 59.19 18:20:00 3 37.98 0.00 1.75 3.02 0.15 57.09 18:20:00 4 38.73 0.00 1.59 4.14 0.16 55.37 18:20:00 5 36.90 0.00 1.37 0.53 0.15 61.05 18:20:00 6 37.29 0.00 1.72 1.96 0.15 58.88 18:20:00 7 31.60 0.00 1.40 1.50 0.14 65.36 18:30:20 all 38.35 0.00 1.84 1.40 0.31 58.09 18:30:20 0 36.22 0.00 1.82 2.41 0.36 59.18 18:30:20 1 37.68 0.00 1.89 1.06 0.22 59.16 18:30:20 2 40.86 0.00 2.13 0.95 0.48 55.58 18:30:20 3 40.49 0.00 2.03 2.54 0.30 54.64 18:30:20 4 38.81 0.00 2.06 1.43 0.36 57.35 18:30:20 5 38.68 0.00 1.48 0.82 0.24 58.78 18:30:20 6 38.44 0.00 1.83 1.59 0.31 57.82 18:30:20 7 35.64 0.00 1.47 0.42 0.24 62.23 18:40:07 all 37.09 0.00 1.77 0.24 0.12 60.78 18:40:07 0 38.36 0.00 1.56 0.06 0.12 59.90 18:40:07 1 37.45 0.00 1.85 0.22 0.13 60.35 18:40:07 2 36.49 0.00 1.88 0.19 0.13 61.32 18:40:07 3 36.92 0.00 1.88 0.15 0.12 60.92 18:40:07 4 37.47 0.00 1.88 0.57 0.11 59.97 18:40:07 5 36.84 0.00 1.80 0.34 0.11 60.90 18:40:07 6 36.31 0.00 1.69 0.15 0.13 61.73 18:40:07 7 36.90 0.00 1.61 0.19 0.15 61.16 Average: all 31.31 0.00 1.53 1.50 0.17 65.49 Average: 0 30.89 0.00 1.51 1.68 0.18 65.75 Average: 1 31.48 0.00 1.52 1.36 0.15 65.48 Average: 2 31.64 0.00 1.72 1.98 0.22 64.43 Average: 3 32.59 0.00 1.68 2.21 0.16 63.35 Average: 4 32.48 0.00 1.60 1.86 0.18 63.88 Average: 5 30.94 0.00 1.38 0.95 0.14 66.58 Average: 6 31.04 0.00 1.51 1.09 0.16 66.20 Average: 7 29.44 0.00 1.33 0.87 0.16 68.21