---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-14381 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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): 4 On-line CPU(s) list: 0-3 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): 4 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: 128 KiB (4 instances) L1i cache: 128 KiB (4 instances) L2 cache: 2 MiB (4 instances) L3 cache: 64 MiB (4 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-3 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: 4 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 1.6G 1.1M 1.6G 1% /run /dev/vda1 78G 18G 61G 23% / tmpfs 7.9G 0 7.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 1.6G 4.0K 1.6G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 15989 717 11176 3 4095 14928 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:b8:a5:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.22/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80646sec preferred_lft 80646sec inet6 fe80::f816:3eff:feb8:a5d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:7d:7e:ff:3d:21 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-14381) 12/16/25 _x86_64_ (4 CPU) 18:41:08 LINUX RESTART (4 CPU) 18:50:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:00:26 73.71 23.46 47.25 3.01 345.80 5260.85 4070.11 19:10:44 20.07 0.13 19.00 0.95 8.53 777.06 660.46 19:20:01 14.94 0.14 14.11 0.69 6.43 405.60 506.13 19:30:44 4.86 0.00 4.70 0.16 0.15 115.53 82.96 19:40:44 5.25 0.02 5.05 0.18 1.23 135.88 85.08 19:50:01 5.62 0.00 5.42 0.20 0.34 145.15 83.72 20:00:44 9.03 0.07 8.58 0.37 2.04 492.01 106.61 20:10:44 7.40 0.03 7.03 0.34 1.80 246.81 101.52 Average: 17.66 3.01 13.91 0.74 46.15 954.95 714.32 18:50:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:00:26 980576 4102468 11830476 72.26 263304 2864636 13289728 76.28 2282876 12552184 480 19:10:44 6413572 9651896 6282240 38.37 268720 2976004 7009548 40.23 2334704 7071812 204 19:20:01 8143680 11425624 4511988 27.56 271184 3017168 5228460 30.01 2341676 5351024 216 19:30:44 8150820 11445400 4492048 27.44 271920 3029068 5172052 29.69 2343004 5340012 128 19:40:44 6475464 9785764 6150972 37.57 272672 3044040 6776080 38.89 2345240 7002804 216 19:50:01 6469964 9795704 6141004 37.51 273292 3058856 6771304 38.87 2348436 7007760 348 20:00:44 8050924 11490324 4447512 27.16 276852 3165748 5227144 30.00 2356732 5428184 120 20:10:44 7097528 10575676 5361564 32.75 277892 3203324 6057016 34.77 2376004 6352924 144 Average: 6472816 9784107 6152226 37.58 271980 3044856 6941416 39.84 2341084 7013338 232 18:50:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:00:26 lo 37.04 37.04 22.87 22.87 0.00 0.00 0.00 0.00 19:00:26 ens3 2.26 2.20 0.65 0.57 0.00 0.00 0.00 0.00 19:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:10:44 lo 35.14 35.14 14.25 14.25 0.00 0.00 0.00 0.00 19:10:44 ens3 1.46 1.31 0.40 0.35 0.00 0.00 0.00 0.00 19:10:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:20:01 lo 20.52 20.52 10.60 10.60 0.00 0.00 0.00 0.00 19:20:01 ens3 1.11 1.14 0.19 1.16 0.00 0.00 0.00 0.00 19:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:44 lo 20.92 20.92 8.63 8.63 0.00 0.00 0.00 0.00 19:30:44 ens3 0.72 0.55 0.19 0.15 0.00 0.00 0.00 0.00 19:30:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:44 lo 26.60 26.60 11.55 11.55 0.00 0.00 0.00 0.00 19:40:44 ens3 0.72 0.48 0.18 0.13 0.00 0.00 0.00 0.00 19:40:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:50:01 lo 16.85 16.85 10.15 10.15 0.00 0.00 0.00 0.00 19:50:01 ens3 0.81 0.55 0.19 0.13 0.00 0.00 0.00 0.00 19:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:00:44 lo 12.42 12.42 7.36 7.36 0.00 0.00 0.00 0.00 20:00:44 ens3 0.77 0.62 0.22 0.17 0.00 0.00 0.00 0.00 20:00:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:10:44 lo 24.34 24.34 10.28 10.28 0.00 0.00 0.00 0.00 20:10:44 ens3 1.06 0.75 0.27 0.20 0.00 0.00 0.00 0.00 20:10:44 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 24.26 24.26 11.94 11.94 0.00 0.00 0.00 0.00 Average: ens3 1.11 0.95 0.29 0.35 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-14381) 12/16/25 _x86_64_ (4 CPU) 18:41:08 LINUX RESTART (4 CPU) 18:50:18 CPU %user %nice %system %iowait %steal %idle 19:00:26 all 61.62 0.00 2.44 0.15 0.11 35.68 19:00:26 0 61.98 0.00 2.30 0.07 0.12 35.54 19:00:26 1 61.16 0.00 2.37 0.20 0.11 36.16 19:00:26 2 61.35 0.00 2.46 0.13 0.11 35.94 19:00:26 3 61.99 0.00 2.63 0.22 0.11 35.06 19:10:44 all 31.47 0.00 1.22 0.09 0.09 67.13 19:10:44 0 31.33 0.00 1.21 0.08 0.09 67.29 19:10:44 1 31.17 0.00 1.27 0.06 0.09 67.41 19:10:44 2 31.48 0.00 1.11 0.06 0.09 67.25 19:10:44 3 31.91 0.00 1.29 0.16 0.10 66.55 19:20:01 all 26.01 0.00 0.94 0.06 0.09 72.89 19:20:01 0 26.17 0.00 0.90 0.02 0.09 72.82 19:20:01 1 25.63 0.00 0.99 0.11 0.09 73.19 19:20:01 2 25.93 0.00 0.87 0.09 0.09 73.03 19:20:01 3 26.33 0.00 0.98 0.04 0.10 72.55 19:30:44 all 7.72 0.00 0.46 0.03 0.08 91.72 19:30:44 0 7.88 0.00 0.42 0.05 0.08 91.58 19:30:44 1 7.92 0.00 0.50 0.02 0.08 91.48 19:30:44 2 7.51 0.00 0.51 0.02 0.08 91.88 19:30:44 3 7.56 0.00 0.41 0.02 0.08 91.93 19:40:44 all 10.57 0.00 0.50 0.03 0.08 88.83 19:40:44 0 10.28 0.00 0.47 0.02 0.08 89.15 19:40:44 1 10.31 0.00 0.50 0.01 0.08 89.10 19:40:44 2 11.01 0.00 0.57 0.05 0.08 88.28 19:40:44 3 10.67 0.00 0.45 0.02 0.08 88.77 19:50:01 all 10.45 0.00 0.55 0.03 0.08 88.89 19:50:01 0 10.92 0.00 0.48 0.06 0.07 88.46 19:50:01 1 10.52 0.00 0.48 0.02 0.08 88.91 19:50:01 2 9.93 0.00 0.65 0.04 0.08 89.29 19:50:01 3 10.43 0.00 0.58 0.01 0.08 88.89 20:00:44 all 13.06 0.00 0.71 0.04 0.08 86.11 20:00:44 0 12.89 0.00 0.77 0.08 0.07 86.19 20:00:44 1 14.05 0.00 0.73 0.04 0.08 85.10 20:00:44 2 12.57 0.00 0.70 0.02 0.08 86.63 20:00:44 3 12.75 0.00 0.63 0.03 0.08 86.51 20:10:44 all 15.57 0.00 0.68 0.10 0.09 83.56 20:10:44 0 14.92 0.00 0.64 0.24 0.09 84.11 20:10:44 1 15.81 0.00 0.58 0.10 0.10 83.41 20:10:44 2 15.81 0.00 0.78 0.01 0.09 83.31 20:10:44 3 15.73 0.00 0.71 0.05 0.09 83.42 Average: all 22.01 0.00 0.94 0.07 0.09 76.90 Average: 0 21.98 0.00 0.90 0.08 0.09 76.95 Average: 1 22.04 0.00 0.93 0.07 0.09 76.88 Average: 2 21.90 0.00 0.96 0.05 0.09 77.00 Average: 3 22.11 0.00 0.96 0.07 0.09 76.77