---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-28424 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 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): 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 680 12297 3 3010 14966 Swap: 1023 23 1000 ---> 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:05:f7:e4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78872sec preferred_lft 78872sec inet6 fe80::f816:3eff:fe05:f7e4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:b4:ab:ea:b8:d0 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::cb4:abff:feea:b8d0/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-28424) 06/18/26 _x86_64_ (4 CPU) 16:19:00 LINUX RESTART (4 CPU) 16:20:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:30:01 112.04 8.42 98.72 4.90 774.27 35357.98 9976.34 16:40:00 56.86 14.66 40.12 2.08 878.29 3979.70 1547.17 16:50:08 19.16 5.40 13.11 0.64 111.40 327.60 581.56 17:00:11 5.68 0.28 5.06 0.34 8.17 194.59 350.09 17:10:00 26.08 0.16 9.98 15.93 4.16 547.44 216062.96 17:20:00 19.41 3.79 15.02 0.60 61.54 450.51 1296.64 17:30:11 10.26 0.38 9.49 0.39 9.20 329.48 356.15 17:40:00 5.44 0.27 5.03 0.15 8.29 144.16 100.92 17:50:11 4.68 0.15 4.38 0.15 6.25 141.98 131.69 18:00:01 6.43 0.21 6.07 0.16 7.30 166.79 84.31 18:10:01 7.30 0.03 6.99 0.28 1.36 372.32 91.83 18:20:11 8.29 0.04 7.94 0.32 1.55 452.83 572.87 Average: 23.19 2.80 18.26 2.13 154.07 3447.02 18932.50 16:20:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:30:01 2151832 13106000 2815536 17.20 262224 10436156 3671688 21.08 2066388 11341180 522132 16:40:00 1477172 3158148 12781580 78.06 262560 1537632 13550764 77.78 1007392 13424012 1044 16:50:08 12856292 14598260 1349696 8.24 264260 1596412 2148296 12.33 1083816 2030016 9916 17:00:11 8166664 9919932 6026308 36.81 265388 1606612 7060884 40.53 1089616 6692908 188 17:10:00 10314720 12171800 3774860 23.06 272020 1702752 4607168 26.45 1127668 4513976 36 17:20:00 12410356 14337644 1610324 9.84 274084 1770728 2950180 16.93 1163224 2391756 12296 17:30:11 9438944 11408188 4538028 27.72 275188 1811620 5345476 30.68 1168424 5351164 128 17:40:00 9389636 11378136 4567816 27.90 275548 1830516 5309868 30.48 1171996 5389420 252 17:50:11 7782744 9793032 6152092 37.57 276112 1851712 6885472 39.52 1175796 6977132 96 18:00:01 7818636 9851100 6094104 37.22 276672 1873336 6815064 39.12 1181264 6951312 252 18:10:01 10770600 12929204 3017568 18.43 280284 1990668 4269188 24.51 1189328 3998708 47592 18:20:11 8503456 10715308 5230316 31.94 281256 2042804 6080576 34.90 1209564 6237392 348 Average: 8423421 11113896 4829852 29.50 272133 2504246 5724552 32.86 1219540 6274915 49523 16:20:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:30:01 lo 3.32 3.32 2.42 2.42 0.00 0.00 0.00 0.00 16:30:01 ens3 137.17 106.11 1941.84 11.63 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.01 0.00 0.00 0.00 0.00 0.00 0.00 16:40:00 lo 36.42 36.42 23.66 23.66 0.00 0.00 0.00 0.00 16:40:00 ens3 1.84 1.66 0.44 0.38 0.00 0.00 0.00 0.00 16:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:08 lo 35.55 35.55 14.53 14.53 0.00 0.00 0.00 0.00 16:50:08 ens3 0.93 0.84 0.19 0.16 0.00 0.00 0.00 0.00 16:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:11 lo 9.78 9.78 5.62 5.62 0.00 0.00 0.00 0.00 17:00:11 ens3 0.61 0.50 0.14 0.11 0.00 0.00 0.00 0.00 17:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:10:00 lo 11.60 11.60 6.14 6.14 0.00 0.00 0.00 0.00 17:10:00 ens3 0.68 0.62 0.19 0.15 0.00 0.00 0.00 0.00 17:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:20:00 lo 8.81 8.81 3.84 3.84 0.00 0.00 0.00 0.00 17:20:00 ens3 1.28 1.53 0.19 1.17 0.00 0.00 0.00 0.00 17:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:11 lo 18.41 18.41 10.19 10.19 0.00 0.00 0.00 0.00 17:30:11 ens3 0.79 0.65 0.17 0.13 0.00 0.00 0.00 0.00 17:30:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:00 lo 24.91 24.91 9.23 9.23 0.00 0.00 0.00 0.00 17:40:00 ens3 0.70 0.48 0.18 0.13 0.00 0.00 0.00 0.00 17:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:11 lo 23.79 23.79 10.90 10.90 0.00 0.00 0.00 0.00 17:50:11 ens3 0.67 0.49 0.15 0.11 0.00 0.00 0.00 0.00 17:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:00:01 lo 11.97 11.97 7.62 7.62 0.00 0.00 0.00 0.00 18:00:01 ens3 0.57 0.44 0.13 0.10 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:01 lo 10.77 10.77 5.51 5.51 0.00 0.00 0.00 0.00 18:10:01 ens3 0.66 0.56 0.19 0.15 0.00 0.00 0.00 0.00 18:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:11 lo 24.39 24.39 11.98 11.98 0.00 0.00 0.00 0.00 18:20:11 ens3 0.81 0.69 0.18 0.14 0.00 0.00 0.00 0.00 18:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.39 18.39 9.34 9.34 0.00 0.00 0.00 0.00 Average: ens3 11.87 9.27 156.92 1.17 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-28424) 06/18/26 _x86_64_ (4 CPU) 16:19:00 LINUX RESTART (4 CPU) 16:20:21 CPU %user %nice %system %iowait %steal %idle 16:30:01 all 49.55 0.00 2.86 0.58 0.12 46.89 16:30:01 0 48.39 0.00 2.89 0.43 0.12 48.17 16:30:01 1 49.32 0.00 2.66 0.61 0.12 47.29 16:30:01 2 50.16 0.00 3.00 0.83 0.12 45.90 16:30:01 3 50.34 0.00 2.87 0.47 0.11 46.20 16:40:00 all 58.25 0.00 2.19 0.15 0.15 39.26 16:40:00 0 58.23 0.00 2.12 0.12 0.14 39.39 16:40:00 1 57.58 0.00 2.24 0.21 0.16 39.82 16:40:00 2 58.84 0.00 2.21 0.14 0.15 38.67 16:40:00 3 58.35 0.00 2.20 0.13 0.15 39.18 16:50:08 all 29.40 0.00 1.44 0.10 0.15 68.90 16:50:08 0 28.52 0.00 1.42 0.05 0.12 69.89 16:50:08 1 29.98 0.00 1.40 0.09 0.15 68.38 16:50:08 2 29.64 0.00 1.58 0.23 0.24 68.31 16:50:08 3 29.47 0.00 1.37 0.05 0.11 69.01 17:00:11 all 13.75 0.00 0.63 0.24 0.16 85.21 17:00:11 0 13.60 0.00 0.66 0.01 0.16 85.57 17:00:11 1 13.82 0.00 0.63 0.92 0.20 84.43 17:00:11 2 13.90 0.00 0.70 0.01 0.15 85.24 17:00:11 3 13.69 0.00 0.54 0.02 0.14 85.61 17:10:00 all 16.70 0.00 0.67 0.05 0.07 82.51 17:10:00 0 15.97 0.00 0.59 0.01 0.07 83.37 17:10:00 1 17.53 0.00 0.71 0.05 0.07 81.63 17:10:00 2 16.77 0.00 0.74 0.10 0.08 82.31 17:10:00 3 16.53 0.00 0.64 0.04 0.07 82.72 17:20:00 all 22.96 0.00 0.77 0.07 0.07 76.13 17:20:00 0 22.92 0.00 0.77 0.05 0.07 76.20 17:20:00 1 23.67 0.00 0.71 0.06 0.07 75.48 17:20:00 2 22.59 0.00 0.88 0.11 0.07 76.34 17:20:00 3 22.66 0.00 0.71 0.05 0.07 76.51 17:30:11 all 19.09 0.00 0.59 0.04 0.07 80.22 17:30:11 0 18.58 0.00 0.59 0.02 0.07 80.74 17:30:11 1 19.38 0.00 0.57 0.07 0.07 79.91 17:30:11 2 19.70 0.00 0.60 0.05 0.07 79.58 17:30:11 3 18.69 0.00 0.59 0.02 0.07 80.63 17:40:00 all 8.75 0.00 0.43 0.02 0.06 90.74 17:40:00 0 8.55 0.00 0.39 0.05 0.05 90.96 17:40:00 1 8.87 0.00 0.42 0.02 0.06 90.63 17:40:00 2 9.13 0.00 0.46 0.01 0.06 90.34 17:40:00 3 8.44 0.00 0.44 0.01 0.06 91.05 17:50:11 all 10.18 0.00 0.41 0.02 0.06 89.32 17:50:11 0 10.61 0.00 0.40 0.01 0.06 88.91 17:50:11 1 9.99 0.00 0.43 0.04 0.07 89.48 17:50:11 2 10.17 0.00 0.37 0.03 0.06 89.37 17:50:11 3 9.96 0.00 0.44 0.01 0.07 89.53 18:00:01 all 9.64 0.00 0.50 0.03 0.06 89.78 18:00:01 0 9.39 0.00 0.45 0.05 0.06 90.04 18:00:01 1 10.08 0.00 0.56 0.01 0.06 89.29 18:00:01 2 9.40 0.00 0.49 0.03 0.06 90.02 18:00:01 3 9.67 0.00 0.50 0.02 0.06 89.76 18:10:01 all 10.91 0.00 0.59 0.06 0.08 88.36 18:10:01 0 11.31 0.00 0.63 0.02 0.07 87.97 18:10:01 1 10.57 0.00 0.60 0.02 0.07 88.74 18:10:01 2 10.80 0.00 0.54 0.03 0.08 88.55 18:10:01 3 10.95 0.00 0.61 0.17 0.08 88.18 18:10:01 CPU %user %nice %system %iowait %steal %idle 18:20:11 all 17.09 0.00 0.66 0.03 0.07 82.14 18:20:11 0 17.47 0.00 0.55 0.02 0.07 81.89 18:20:11 1 16.97 0.00 0.68 0.05 0.07 82.22 18:20:11 2 16.60 0.00 0.73 0.02 0.07 82.58 18:20:11 3 17.34 0.00 0.67 0.04 0.07 81.88 Average: all 22.12 0.00 0.97 0.12 0.09 76.69 Average: 0 21.90 0.00 0.95 0.07 0.09 76.99 Average: 1 22.25 0.00 0.96 0.18 0.10 76.51 Average: 2 22.24 0.00 1.02 0.13 0.10 76.51 Average: 3 22.10 0.00 0.96 0.08 0.09 76.77