---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-23078 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): 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 692 11401 4 3895 14953 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:a9:3d:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79494sec preferred_lft 79494sec inet6 fe80::f816:3eff:fea9:3d19/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:19:67:44:b0:80 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-4c-16g-23078) 01/08/26 _x86_64_ (4 CPU) 09:31:35 LINUX RESTART (4 CPU) 09:40:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:50:15 62.83 26.99 33.99 1.85 374.82 1809.78 1574.60 10:00:01 9.48 0.25 8.74 0.49 10.39 275.72 223.73 10:10:15 25.11 0.25 8.89 15.97 17.36 521.31 207109.25 10:20:15 16.32 0.03 15.59 0.70 1.45 494.97 668.17 10:30:01 9.72 0.03 9.23 0.46 2.31 295.99 302.11 10:40:15 4.90 0.00 4.73 0.18 0.16 130.85 62.58 10:50:15 5.49 0.01 5.29 0.19 1.05 158.28 65.68 11:00:01 4.76 0.00 4.56 0.19 0.31 145.33 61.00 11:10:15 8.81 0.02 8.40 0.39 0.59 541.04 86.78 11:20:15 4.48 0.01 4.35 0.11 0.53 149.28 53.36 Average: 15.22 2.76 10.38 2.09 40.91 453.36 21501.36 09:40:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:50:15 3953436 6685656 9248912 56.49 260976 2498076 10789256 61.93 1907984 9977388 3068 10:00:01 3759240 6511252 9424360 57.56 262072 2516808 10894008 62.53 1920940 10163120 364 10:10:15 9577088 12439156 3500216 21.38 266356 2622520 4316788 24.78 1949956 4336800 48 10:20:15 10681832 13614504 2325848 14.21 268892 2690564 3009512 17.27 1974492 3205820 40 10:30:01 8504872 11479932 4459208 27.24 270364 2731496 5154568 29.59 1978728 5377392 356 10:40:15 8496712 11489176 4449868 27.18 271048 2748220 5155628 29.59 1979944 5369792 336 10:50:15 6801116 9814232 6123968 37.40 271696 2768220 6731928 38.64 1982204 7071828 132 11:00:01 6870992 9904992 6033192 36.85 272392 2788416 6723884 38.60 1985320 6988528 400 11:10:15 8433992 11588028 4350876 26.57 276416 2904432 5156124 29.60 1993620 5434352 172 11:20:15 8096808 11274932 4663804 28.48 276852 2928100 5338652 30.64 2002168 5751992 112 Average: 7517609 10480186 5458025 33.34 269706 2719685 6327035 36.32 1967536 6367701 503 09:40:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:50:15 lo 44.43 44.43 26.87 26.87 0.00 0.00 0.00 0.00 09:50:15 ens3 2.29 2.05 0.52 1.25 0.00 0.00 0.00 0.00 09:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 32.24 32.24 13.07 13.07 0.00 0.00 0.00 0.00 10:00:01 ens3 0.93 0.75 0.24 0.19 0.00 0.00 0.00 0.00 10:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:15 lo 11.04 11.04 5.94 5.94 0.00 0.00 0.00 0.00 10:10:15 ens3 1.66 0.71 0.55 0.36 0.00 0.00 0.00 0.00 10:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:15 lo 9.77 9.77 4.77 4.77 0.00 0.00 0.00 0.00 10:20:15 ens3 0.89 0.61 0.18 0.14 0.00 0.00 0.00 0.00 10:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 19.95 19.95 10.46 10.46 0.00 0.00 0.00 0.00 10:30:01 ens3 0.95 0.66 0.20 0.15 0.00 0.00 0.00 0.00 10:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:15 lo 16.43 16.43 6.36 6.36 0.00 0.00 0.00 0.00 10:40:15 ens3 0.82 0.44 0.19 0.12 0.00 0.00 0.00 0.00 10:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:15 lo 26.36 26.36 11.18 11.18 0.00 0.00 0.00 0.00 10:50:15 ens3 0.65 0.44 0.12 0.09 0.00 0.00 0.00 0.00 10:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 13.29 13.29 7.76 7.76 0.00 0.00 0.00 0.00 11:00:01 ens3 0.60 0.41 0.11 0.08 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:15 lo 16.59 16.59 9.99 9.99 0.00 0.00 0.00 0.00 11:10:15 ens3 1.00 0.77 0.28 0.22 0.00 0.00 0.00 0.00 11:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:15 lo 15.82 15.82 6.71 6.71 0.00 0.00 0.00 0.00 11:20:15 ens3 0.69 0.55 0.13 0.10 0.00 0.00 0.00 0.00 11:20:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.54 20.54 10.29 10.29 0.00 0.00 0.00 0.00 Average: ens3 1.05 0.74 0.25 0.27 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-4c-16g-23078) 01/08/26 _x86_64_ (4 CPU) 09:31:35 LINUX RESTART (4 CPU) 09:40:15 CPU %user %nice %system %iowait %steal %idle 09:50:15 all 58.47 0.00 2.26 0.17 0.10 39.00 09:50:15 0 58.62 0.00 2.26 0.11 0.10 38.90 09:50:15 1 58.93 0.00 2.18 0.12 0.11 38.66 09:50:15 2 58.32 0.00 2.30 0.33 0.10 38.94 09:50:15 3 58.02 0.00 2.27 0.12 0.10 39.49 10:00:01 all 17.43 0.00 0.82 0.05 0.10 81.60 10:00:01 0 17.57 0.00 0.85 0.02 0.10 81.46 10:00:01 1 17.80 0.00 0.82 0.03 0.10 81.26 10:00:01 2 17.89 0.00 0.77 0.07 0.10 81.18 10:00:01 3 16.47 0.00 0.84 0.07 0.10 82.52 10:10:15 all 14.27 0.00 0.82 0.28 0.09 84.54 10:10:15 0 15.09 0.00 0.80 0.27 0.08 83.76 10:10:15 1 14.07 0.00 0.87 0.55 0.09 84.42 10:10:15 2 13.84 0.00 0.89 0.15 0.09 85.04 10:10:15 3 14.07 0.00 0.74 0.17 0.08 84.94 10:20:15 all 22.84 0.00 0.88 0.07 0.10 76.11 10:20:15 0 22.38 0.00 0.82 0.05 0.10 76.66 10:20:15 1 23.36 0.00 0.86 0.08 0.10 75.60 10:20:15 2 22.63 0.00 0.97 0.11 0.10 76.19 10:20:15 3 22.98 0.00 0.88 0.05 0.09 75.99 10:30:01 all 17.69 0.00 0.66 0.45 0.08 81.12 10:30:01 0 17.39 0.00 0.61 0.05 0.08 81.87 10:30:01 1 18.14 0.00 0.77 0.05 0.08 80.96 10:30:01 2 17.74 0.00 0.71 1.57 0.09 79.89 10:30:01 3 17.48 0.00 0.54 0.14 0.08 81.76 10:40:15 all 7.26 0.00 0.40 0.61 0.07 91.67 10:40:15 0 7.44 0.00 0.34 1.41 0.05 90.75 10:40:15 1 7.05 0.00 0.44 0.14 0.07 92.30 10:40:15 2 7.38 0.00 0.41 0.61 0.07 91.54 10:40:15 3 7.18 0.00 0.42 0.25 0.07 92.08 10:50:15 all 10.67 0.00 0.57 0.05 0.07 88.64 10:50:15 0 10.86 0.00 0.59 0.01 0.07 88.47 10:50:15 1 10.96 0.00 0.57 0.11 0.08 88.29 10:50:15 2 10.71 0.00 0.55 0.03 0.07 88.64 10:50:15 3 10.14 0.00 0.58 0.04 0.07 89.17 11:00:01 all 9.42 0.00 0.50 0.10 0.07 89.91 11:00:01 0 8.83 0.00 0.40 0.04 0.06 90.66 11:00:01 1 9.60 0.00 0.55 0.13 0.08 89.65 11:00:01 2 9.43 0.00 0.55 0.20 0.08 89.74 11:00:01 3 9.80 0.00 0.50 0.03 0.08 89.60 11:10:15 all 12.74 0.00 0.58 0.14 0.08 86.46 11:10:15 0 12.52 0.00 0.54 0.03 0.08 86.82 11:10:15 1 12.86 0.00 0.58 0.31 0.08 86.17 11:10:15 2 12.59 0.00 0.54 0.06 0.08 86.73 11:10:15 3 13.01 0.00 0.67 0.14 0.08 86.10 11:20:15 all 7.77 0.00 0.36 0.06 0.09 91.72 11:20:15 0 7.77 0.00 0.39 0.01 0.14 91.70 11:20:15 1 7.63 0.00 0.38 0.03 0.08 91.88 11:20:15 2 7.85 0.00 0.31 0.04 0.08 91.72 11:20:15 3 7.81 0.00 0.35 0.18 0.08 91.58 Average: all 17.83 0.00 0.78 0.20 0.09 81.10 Average: 0 17.82 0.00 0.76 0.20 0.09 81.13 Average: 1 18.01 0.00 0.80 0.16 0.09 80.95 Average: 2 17.81 0.00 0.80 0.31 0.09 80.99 Average: 3 17.67 0.00 0.78 0.12 0.08 81.34