---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29753 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: 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: 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 60G 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 718 12288 3 2981 14928 Swap: 1023 12 1011 ---> 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:40:c7:5a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.86/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78406sec preferred_lft 78406sec inet6 fe80::f816:3eff:fe40:c75a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:31:e8:bb:89:81 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::d431:e8ff:febb:8981/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-174-generic (prd-ubuntu2204-docker-4c-16g-29753) 06/23/26 _x86_64_ (4 CPU) 08:25:00 LINUX RESTART (4 CPU) 08:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:40:01 80.06 3.68 72.53 3.85 142.02 27712.02 9888.83 08:50:01 44.68 19.44 23.92 1.32 979.64 1574.21 909.24 09:00:01 10.37 0.48 9.34 0.55 22.67 310.79 402.43 09:10:01 7.55 0.03 7.15 0.37 0.88 354.65 396.30 09:20:01 12.53 0.04 11.98 0.52 0.69 528.04 259.07 09:30:01 14.04 0.04 13.40 0.60 1.73 445.94 260.88 09:40:01 5.28 0.39 4.72 0.17 6.21 139.68 81.73 09:50:01 5.03 0.06 4.79 0.19 3.53 149.69 84.35 10:00:01 21.65 0.07 5.64 15.94 2.03 165.37 209605.89 10:10:01 3.23 0.00 3.23 0.00 0.00 54.76 0.00 10:20:01 9.37 0.37 8.57 0.43 8.10 559.60 256.63 10:30:01 6.53 0.07 6.27 0.19 2.36 189.81 156.73 Average: 18.36 2.06 14.29 2.01 97.52 2681.03 18525.12 08:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:40:01 1213224 5009888 10919320 66.69 263556 3468832 12945016 74.30 2160184 12370028 2536 08:50:01 3629048 5310820 10629220 64.92 269804 1532544 11306620 64.90 1034456 11245016 2356 09:00:01 3923772 5634460 10307460 62.95 271352 1559816 11040212 63.37 1053068 10947168 364 09:10:01 10952948 12767828 3178324 19.41 275128 1657348 4382516 25.16 1083944 3922408 48764 09:20:01 11764352 13625640 2320840 14.17 277372 1701388 3075720 17.65 1106708 3086200 96 09:30:01 9368720 11296680 4648512 28.39 279012 1766384 5390236 30.94 1111504 5475976 112 09:40:01 9475160 11422848 4522324 27.62 279484 1785528 5307564 30.47 1114496 5352128 36 09:50:01 7939016 9908908 6035336 36.86 280148 1806992 6794240 39.00 1117552 6893376 268 10:00:01 8069020 10066084 5878344 35.90 281344 1832936 6677828 38.33 1126884 6753792 284 10:10:01 7793868 9792912 6151376 37.57 281692 1834580 6866020 39.41 1127216 7011216 264 10:20:01 9228156 11357552 4587456 28.02 285576 1955924 5373836 30.85 1137784 5578084 136 10:30:01 12507232 14688684 1258460 7.69 286096 2007340 2040788 11.71 1156080 2299660 25584 Average: 7988710 10073525 5869748 35.85 277547 1909134 6766716 38.84 1194156 6744588 6733 08:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:40:01 lo 14.58 14.58 12.63 12.63 0.00 0.00 0.00 0.00 08:40:01 ens3 40.49 27.22 653.21 3.11 0.00 0.00 0.00 0.00 08:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 38.05 38.05 20.67 20.67 0.00 0.00 0.00 0.00 08:50:01 ens3 2.69 2.72 0.57 1.63 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 31.93 31.93 12.96 12.96 0.00 0.00 0.00 0.00 09:00:01 ens3 1.32 0.89 0.30 0.22 0.00 0.00 0.00 0.00 09:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:01 lo 10.48 10.48 5.18 5.18 0.00 0.00 0.00 0.00 09:10:01 ens3 0.72 0.52 0.20 0.15 0.00 0.00 0.00 0.00 09:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:01 lo 7.40 7.40 3.89 3.89 0.00 0.00 0.00 0.00 09:20:01 ens3 0.74 0.58 0.17 0.13 0.00 0.00 0.00 0.00 09:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:01 lo 19.82 19.82 10.41 10.41 0.00 0.00 0.00 0.00 09:30:01 ens3 1.01 0.80 0.22 0.16 0.00 0.00 0.00 0.00 09:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:01 lo 22.33 22.33 8.81 8.81 0.00 0.00 0.00 0.00 09:40:01 ens3 5.84 4.15 3.77 2.62 0.00 0.00 0.00 0.00 09:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:01 lo 19.02 19.02 8.43 8.43 0.00 0.00 0.00 0.00 09:50:01 ens3 0.54 0.37 0.13 0.09 0.00 0.00 0.00 0.00 09:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:01 lo 14.66 14.66 7.44 7.44 0.00 0.00 0.00 0.00 10:00:01 ens3 0.62 0.47 0.17 0.12 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 10:10:01 lo 12.90 12.90 7.03 7.03 0.00 0.00 0.00 0.00 10:10:01 ens3 0.44 0.35 0.10 0.08 0.00 0.00 0.00 0.00 10:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 10.97 10.97 6.49 6.49 0.00 0.00 0.00 0.00 10:20:01 ens3 0.80 0.63 0.23 0.18 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:01 lo 16.86 16.86 6.89 6.89 0.00 0.00 0.00 0.00 10:30:01 ens3 0.69 0.61 0.16 0.14 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 Average: lo 18.25 18.25 9.24 9.24 0.00 0.00 0.00 0.00 Average: ens3 4.66 3.28 54.91 0.72 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-29753) 06/23/26 _x86_64_ (4 CPU) 08:25:00 LINUX RESTART (4 CPU) 08:30:01 CPU %user %nice %system %iowait %steal %idle 08:40:01 all 55.88 0.00 2.30 2.28 0.13 39.41 08:40:01 0 54.85 0.00 2.42 2.20 0.12 40.42 08:40:01 1 56.61 0.00 2.56 2.31 0.13 38.39 08:40:01 2 56.29 0.00 2.02 2.44 0.13 39.12 08:40:01 3 55.77 0.00 2.22 2.16 0.13 39.73 08:50:01 all 46.69 0.00 1.93 0.97 0.29 50.12 08:50:01 0 47.60 0.00 1.92 0.54 0.29 49.65 08:50:01 1 47.42 0.00 1.92 1.93 0.38 48.35 08:50:01 2 46.04 0.00 1.96 0.69 0.26 51.05 08:50:01 3 45.69 0.00 1.93 0.73 0.22 51.42 09:00:01 all 24.81 0.00 1.20 0.04 0.18 73.77 09:00:01 0 24.54 0.00 1.18 0.07 0.17 74.05 09:00:01 1 24.48 0.00 1.32 0.02 0.16 74.02 09:00:01 2 24.75 0.00 1.17 0.02 0.21 73.85 09:00:01 3 25.48 0.00 1.12 0.07 0.17 73.16 09:10:01 all 15.46 0.00 0.70 0.03 0.08 83.72 09:10:01 0 14.43 0.00 0.61 0.04 0.08 84.84 09:10:01 1 15.84 0.00 0.73 0.02 0.08 83.33 09:10:01 2 14.91 0.00 0.75 0.07 0.08 84.19 09:10:01 3 16.65 0.00 0.72 0.02 0.08 82.54 09:20:01 all 19.34 0.00 0.67 0.04 0.08 79.87 09:20:01 0 19.87 0.00 0.79 0.03 0.07 79.24 09:20:01 1 19.40 0.00 0.54 0.03 0.08 79.96 09:20:01 2 19.08 0.00 0.70 0.09 0.08 80.06 09:20:01 3 19.02 0.00 0.66 0.01 0.08 80.23 09:30:01 all 27.97 0.00 0.89 0.12 0.09 70.93 09:30:01 0 27.84 0.00 0.88 0.09 0.09 71.10 09:30:01 1 28.38 0.00 0.98 0.01 0.09 70.54 09:30:01 2 28.06 0.00 0.88 0.12 0.09 70.84 09:30:01 3 27.60 0.00 0.82 0.27 0.09 71.23 09:40:01 all 9.01 0.00 0.45 0.02 0.06 90.46 09:40:01 0 8.96 0.00 0.36 0.01 0.06 90.61 09:40:01 1 9.05 0.00 0.48 0.02 0.06 90.39 09:40:01 2 9.21 0.00 0.47 0.01 0.06 90.25 09:40:01 3 8.83 0.00 0.49 0.05 0.06 90.58 09:50:01 all 10.43 0.00 0.51 0.02 0.06 88.97 09:50:01 0 10.38 0.00 0.47 0.01 0.06 89.08 09:50:01 1 10.65 0.00 0.52 0.05 0.07 88.72 09:50:01 2 10.43 0.00 0.54 0.00 0.07 88.96 09:50:01 3 10.28 0.00 0.51 0.01 0.06 89.13 10:00:01 all 9.53 0.00 0.46 0.04 0.07 89.89 10:00:01 0 9.41 0.00 0.48 0.12 0.06 89.93 10:00:01 1 9.90 0.00 0.46 0.01 0.08 89.55 10:00:01 2 9.71 0.00 0.52 0.01 0.07 89.69 10:00:01 3 9.11 0.00 0.40 0.02 0.06 90.41 10:10:01 all 2.33 0.00 0.28 0.60 0.05 96.75 10:10:01 0 2.16 0.00 0.21 0.44 0.04 97.15 10:10:01 1 2.49 0.00 0.28 1.13 0.05 96.05 10:10:01 2 2.37 0.00 0.28 0.58 0.05 96.71 10:10:01 3 2.31 0.00 0.33 0.23 0.06 97.08 10:20:01 all 13.95 0.00 0.53 0.05 0.06 85.41 10:20:01 0 13.96 0.00 0.49 0.02 0.05 85.49 10:20:01 1 13.52 0.00 0.57 0.03 0.06 85.81 10:20:01 2 13.87 0.00 0.54 0.10 0.06 85.43 10:20:01 3 14.47 0.00 0.52 0.05 0.06 84.91 10:20:01 CPU %user %nice %system %iowait %steal %idle 10:30:01 all 10.56 0.00 0.41 0.12 0.06 88.86 10:30:01 0 9.99 0.00 0.38 0.13 0.06 89.44 10:30:01 1 11.02 0.00 0.46 0.09 0.06 88.38 10:30:01 2 10.94 0.00 0.42 0.05 0.05 88.54 10:30:01 3 10.28 0.00 0.39 0.20 0.05 89.07 Average: all 20.50 0.00 0.86 0.36 0.10 78.18 Average: 0 20.33 0.00 0.85 0.31 0.10 78.42 Average: 1 20.73 0.00 0.90 0.47 0.11 77.80 Average: 2 20.47 0.00 0.85 0.35 0.10 78.23 Average: 3 20.46 0.00 0.84 0.32 0.09 78.29