---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-29978 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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 709 10859 3 4420 14937 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:bf:b7:23 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78765sec preferred_lft 78765sec inet6 fe80::f816:3eff:febf:b723/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:49:3b:3c:49:86 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::c849:3bff:fe3c:4986/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-29978) 03/25/26 _x86_64_ (4 CPU) 07:00:07 LINUX RESTART (4 CPU) 07:10:29 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:20:24 93.74 36.28 54.34 3.12 454.23 5667.82 3651.99 07:30:01 16.01 0.20 15.03 0.78 7.77 379.48 511.26 07:40:29 7.68 0.05 7.24 0.39 4.01 238.60 627.39 07:50:07 3.04 0.08 2.83 0.13 6.48 99.03 250.66 08:00:01 19.51 0.02 18.68 0.81 0.70 810.78 536.49 08:10:16 9.03 0.01 8.62 0.40 0.51 271.33 1044.82 08:20:29 20.47 0.11 4.78 15.57 2.36 133.67 205294.45 08:30:01 5.17 0.01 4.95 0.21 1.10 149.72 333.07 08:40:23 4.77 0.01 4.58 0.18 0.57 146.61 101.74 08:50:18 9.42 0.03 8.99 0.40 3.62 568.03 132.46 09:00:01 4.85 0.01 4.65 0.18 0.42 164.92 39.60 Average: 17.59 3.33 12.21 2.05 43.60 782.02 19800.26 07:10:29 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:20:24 3941900 7136300 8797136 53.73 268868 2916824 10759608 61.76 2119196 9743420 756 07:30:01 4096936 7314328 8619032 52.64 271276 2937428 9434924 54.16 2151232 9543800 260 07:40:29 5954668 9193796 6740272 41.17 272316 2958076 8391052 48.16 2158096 7695852 6208 07:50:07 11998632 15283948 654260 4.00 274044 3001044 1385764 7.95 2162944 1639628 40816 08:00:01 10150916 13547504 2390444 14.60 278348 3105180 3127584 17.95 2188892 3486348 352 08:10:16 8043308 11479032 4457636 27.23 279460 3143168 5249600 30.13 2191388 5584116 300 08:20:29 7923408 11383800 4552736 27.81 282084 3165232 5249652 30.13 2199332 5691516 68 08:30:01 6540096 10020516 5915340 36.13 282608 3184736 6718928 38.57 2201444 7065168 632 08:40:23 6437076 9939648 5996192 36.62 283108 3206388 6745888 38.72 2204880 7154928 248 08:50:18 7848492 11481180 4455388 27.21 287116 3327252 5227256 30.00 2212652 5730572 1708 09:00:01 7552320 11209976 4726284 28.87 287568 3351640 5382568 30.90 2221040 6023652 264 Average: 7317068 10726366 5209520 31.82 278800 3117906 6152075 35.31 2182827 6305364 4692 07:10:29 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:20:24 lo 22.63 22.63 17.75 17.75 0.00 0.00 0.00 0.00 07:20:24 ens3 2.31 2.06 0.73 0.61 0.00 0.00 0.00 0.00 07:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:30:01 lo 43.73 43.73 17.98 17.98 0.00 0.00 0.00 0.00 07:30:01 ens3 1.94 1.88 0.37 1.56 0.00 0.00 0.00 0.00 07:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:29 lo 14.84 14.84 7.56 7.56 0.00 0.00 0.00 0.00 07:40:29 ens3 1.57 0.65 0.33 0.20 0.00 0.00 0.00 0.00 07:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:07 lo 9.51 9.51 4.01 4.01 0.00 0.00 0.00 0.00 07:50:07 ens3 0.95 0.33 0.23 0.13 0.00 0.00 0.00 0.00 07:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 11.81 11.81 6.05 6.05 0.00 0.00 0.00 0.00 08:00:01 ens3 1.25 0.85 0.28 0.21 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:16 lo 14.21 14.21 7.40 7.40 0.00 0.00 0.00 0.00 08:10:16 ens3 0.94 0.54 0.20 0.14 0.00 0.00 0.00 0.00 08:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:29 lo 20.87 20.87 8.69 8.69 0.00 0.00 0.00 0.00 08:20:29 ens3 0.92 0.54 0.18 0.12 0.00 0.00 0.00 0.00 08:20:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:01 lo 19.65 19.65 8.23 8.23 0.00 0.00 0.00 0.00 08:30:01 ens3 0.64 0.32 0.15 0.10 0.00 0.00 0.00 0.00 08:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:23 lo 19.82 19.82 10.45 10.45 0.00 0.00 0.00 0.00 08:40:23 ens3 0.82 0.73 0.18 0.15 0.00 0.00 0.00 0.00 08:40:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:18 lo 16.42 16.42 9.88 9.88 0.00 0.00 0.00 0.00 08:50:18 ens3 1.25 0.73 0.33 0.23 0.00 0.00 0.00 0.00 08:50:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:01 lo 20.56 20.56 8.58 8.58 0.00 0.00 0.00 0.00 09:00:01 ens3 1.25 0.74 0.34 0.24 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 Average: lo 19.38 19.38 9.67 9.67 0.00 0.00 0.00 0.00 Average: ens3 1.26 0.85 0.30 0.33 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-29978) 03/25/26 _x86_64_ (4 CPU) 07:00:07 LINUX RESTART (4 CPU) 07:10:29 CPU %user %nice %system %iowait %steal %idle 07:20:24 all 66.15 0.08 2.73 0.13 0.19 30.73 07:20:24 0 65.56 0.01 2.73 0.08 0.19 31.44 07:20:24 1 66.37 0.00 2.85 0.19 0.18 30.40 07:20:24 2 66.05 0.15 2.57 0.14 0.19 30.90 07:20:24 3 66.60 0.17 2.75 0.09 0.19 30.19 07:30:01 all 39.88 0.00 1.61 0.29 0.67 57.55 07:30:01 0 38.82 0.00 1.62 0.35 0.64 58.56 07:30:01 1 40.07 0.00 1.66 0.32 0.72 57.22 07:30:01 2 40.04 0.00 1.57 0.26 0.64 57.49 07:30:01 3 40.58 0.00 1.59 0.22 0.69 56.92 07:40:29 all 18.16 0.00 1.05 0.04 0.14 80.62 07:40:29 0 17.94 0.00 1.09 0.04 0.17 80.76 07:40:29 1 17.74 0.00 1.01 0.05 0.16 81.04 07:40:29 2 19.20 0.00 1.12 0.01 0.12 79.55 07:40:29 3 17.74 0.00 0.98 0.04 0.11 81.12 07:50:07 all 4.51 0.00 0.48 0.02 0.06 94.92 07:50:07 0 4.04 0.00 0.40 0.02 0.05 95.49 07:50:07 1 4.53 0.00 0.52 0.01 0.06 94.87 07:50:07 2 4.56 0.00 0.53 0.03 0.07 94.81 07:50:07 3 4.92 0.00 0.46 0.03 0.06 94.53 08:00:01 all 34.48 0.00 1.23 0.08 0.13 64.08 08:00:01 0 34.16 0.00 1.19 0.01 0.13 64.50 08:00:01 1 34.84 0.00 1.32 0.13 0.13 63.58 08:00:01 2 34.14 0.00 1.16 0.10 0.13 64.48 08:00:01 3 34.77 0.00 1.26 0.08 0.13 63.77 08:10:16 all 20.72 0.00 0.80 0.02 0.08 78.37 08:10:16 0 20.57 0.00 0.70 0.01 0.08 78.64 08:10:16 1 21.04 0.00 0.78 0.02 0.08 78.09 08:10:16 2 20.33 0.00 0.81 0.04 0.09 78.73 08:10:16 3 20.95 0.00 0.90 0.03 0.09 78.04 08:20:29 all 9.66 0.00 0.52 0.03 0.06 89.72 08:20:29 0 9.37 0.00 0.54 0.02 0.06 90.01 08:20:29 1 9.83 0.00 0.49 0.06 0.07 89.55 08:20:29 2 9.58 0.00 0.54 0.01 0.06 89.81 08:20:29 3 9.88 0.00 0.52 0.05 0.06 89.49 08:30:01 all 10.39 0.00 0.45 0.02 0.06 89.08 08:30:01 0 10.36 0.00 0.47 0.01 0.06 89.11 08:30:01 1 10.85 0.00 0.48 0.04 0.07 88.57 08:30:01 2 10.94 0.00 0.44 0.01 0.06 88.55 08:30:01 3 9.43 0.00 0.41 0.02 0.06 90.08 08:40:23 all 11.38 0.00 0.55 0.02 0.07 87.99 08:40:23 0 11.02 0.00 0.47 0.02 0.06 88.43 08:40:23 1 11.48 0.00 0.58 0.03 0.07 87.84 08:40:23 2 11.55 0.00 0.62 0.02 0.07 87.74 08:40:23 3 11.48 0.00 0.52 0.01 0.06 87.92 08:50:18 all 14.63 0.00 0.69 0.03 0.07 84.58 08:50:18 0 14.70 0.00 0.80 0.01 0.07 84.42 08:50:18 1 14.42 0.00 0.64 0.02 0.07 84.85 08:50:18 2 15.14 0.00 0.69 0.06 0.07 84.03 08:50:18 3 14.26 0.00 0.65 0.02 0.07 85.00 09:00:01 all 9.07 0.00 0.54 0.02 0.06 90.31 09:00:01 0 9.04 0.00 0.59 0.02 0.06 90.30 09:00:01 1 8.98 0.00 0.55 0.02 0.06 90.39 09:00:01 2 9.25 0.00 0.52 0.02 0.06 90.15 09:00:01 3 9.01 0.00 0.50 0.03 0.05 90.41 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.68 0.01 0.97 0.06 0.14 77.14 Average: 0 21.37 0.00 0.96 0.05 0.14 77.47 Average: 1 21.77 0.00 0.99 0.08 0.15 77.01 Average: 2 21.84 0.01 0.96 0.06 0.14 76.98 Average: 3 21.74 0.02 0.96 0.06 0.14 77.09