---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-54553 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 729 11273 3 3986 14917 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:f9:3b:8b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 78797sec preferred_lft 78797sec inet6 fe80::f816:3eff:fef9:3b8b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:b4:1b:b8:1c:7d 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::a4b4:1bff:feb8:1c7d/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-54553) 03/31/26 _x86_64_ (4 CPU) 10:33:20 LINUX RESTART (4 CPU) 10:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 69.09 2.31 63.16 3.62 118.69 25710.00 11988.29 11:00:26 59.34 17.75 25.33 16.26 176.55 1601.72 203898.43 11:10:03 17.66 8.49 8.69 0.48 160.28 299.57 857.68 11:20:01 7.29 0.06 6.86 0.37 4.09 237.73 1383.81 11:30:04 14.86 0.12 14.12 0.63 5.93 653.00 1254.72 11:40:03 12.45 0.01 11.88 0.56 0.36 396.52 984.29 11:50:01 4.52 0.01 4.34 0.17 1.43 119.48 75.15 12:00:18 4.51 0.01 4.34 0.16 1.65 129.49 199.08 12:10:26 7.82 0.01 7.45 0.36 1.04 250.86 204.66 12:20:02 5.09 0.01 4.91 0.18 0.24 159.11 72.85 12:30:26 10.05 0.06 9.62 0.37 4.91 556.22 224.28 Average: 19.45 2.65 14.64 2.16 43.15 2726.59 20796.67 10:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 1450116 9838212 6082516 37.15 261444 7905684 7692092 44.15 2164640 11975052 30440 11:00:26 2195456 4931240 11003532 67.21 265568 2492904 11860868 68.08 2009280 11623944 476 11:10:03 7508648 10308632 5630956 34.39 266976 2556016 6916940 39.70 2069832 6262832 336 11:20:01 6821232 9637296 6301304 38.49 268204 2570868 7133384 40.95 2074972 6936324 316 11:30:04 11150336 14094788 1845928 11.27 273668 2693920 2936880 16.86 2114968 2604204 11012 11:40:03 8430236 11423916 4515688 27.58 275684 2741128 5281524 30.32 2119000 5302444 252 11:50:01 8281356 11290328 4648988 28.39 276424 2755688 5378972 30.88 2120520 5443008 320 12:00:18 12245744 15289632 651376 3.98 277008 2790012 1364492 7.83 2123364 1481348 16680 12:10:26 6925432 9990768 5947880 36.33 278096 2810388 6791284 38.98 2127200 6801180 124 12:20:02 8456480 11545152 4394168 26.84 278900 2832920 5213564 29.93 2129616 5261296 264 12:30:26 8069092 11285504 4653784 28.42 283136 2955372 5294428 30.39 2145204 5642044 68 Average: 7412193 10875952 5061465 30.91 273192 3191355 5987675 34.37 2108963 6303061 5481 10:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 3.83 3.83 4.70 4.70 0.00 0.00 0.00 0.00 10:50:01 ens3 38.61 28.82 647.16 3.14 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:26 lo 38.01 38.01 19.10 19.10 0.00 0.00 0.00 0.00 11:00:26 ens3 1.90 1.95 0.40 0.37 0.00 0.00 0.00 0.00 11:00:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:03 lo 27.08 27.08 10.80 10.80 0.00 0.00 0.00 0.00 11:10:03 ens3 1.93 0.69 0.38 0.20 0.00 0.00 0.00 0.00 11:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:01 lo 12.44 12.44 7.59 7.59 0.00 0.00 0.00 0.00 11:20:01 ens3 0.87 0.57 0.19 0.13 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:04 lo 11.94 11.94 5.91 5.91 0.00 0.00 0.00 0.00 11:30:04 ens3 0.94 0.80 0.23 0.19 0.00 0.00 0.00 0.00 11:30:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:03 lo 16.39 16.39 7.72 7.72 0.00 0.00 0.00 0.00 11:40:03 ens3 1.75 1.45 0.27 1.57 0.00 0.00 0.00 0.00 11:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:01 lo 13.80 13.80 7.37 7.37 0.00 0.00 0.00 0.00 11:50:01 ens3 0.90 0.60 0.20 0.24 0.00 0.00 0.00 0.00 11:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:18 lo 23.82 23.82 7.99 7.99 0.00 0.00 0.00 0.00 12:00:18 ens3 0.66 0.37 0.18 0.12 0.00 0.00 0.00 0.00 12:00:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:26 lo 18.95 18.95 10.72 10.72 0.00 0.00 0.00 0.00 12:10:26 ens3 1.29 0.67 0.28 0.19 0.00 0.00 0.00 0.00 12:10:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:02 lo 17.85 17.85 10.20 10.20 0.00 0.00 0.00 0.00 12:20:02 ens3 0.87 0.60 0.20 0.14 0.00 0.00 0.00 0.00 12:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:26 lo 13.60 13.60 7.12 7.12 0.00 0.00 0.00 0.00 12:30:26 ens3 0.97 0.70 0.27 0.21 0.00 0.00 0.00 0.00 12:30:26 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 18.02 18.02 9.04 9.04 0.00 0.00 0.00 0.00 Average: ens3 4.58 3.37 58.65 0.59 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-54553) 03/31/26 _x86_64_ (4 CPU) 10:33:20 LINUX RESTART (4 CPU) 10:40:03 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 32.32 0.00 1.56 12.63 0.09 53.41 10:50:01 0 31.72 0.00 1.49 25.96 0.09 40.74 10:50:01 1 31.36 0.00 1.35 4.68 0.08 62.52 10:50:01 2 34.72 0.00 1.80 8.22 0.09 55.17 10:50:01 3 31.49 0.00 1.58 11.64 0.09 55.20 11:00:26 all 49.49 0.00 2.03 0.10 0.14 48.24 11:00:26 0 50.06 0.00 1.96 0.03 0.14 47.80 11:00:26 1 49.30 0.00 2.14 0.06 0.14 48.37 11:00:26 2 49.39 0.00 1.92 0.14 0.14 48.40 11:00:26 3 49.23 0.00 2.09 0.15 0.14 48.40 11:10:03 all 18.32 0.00 0.87 0.10 0.10 80.62 11:10:03 0 18.13 0.00 0.77 0.07 0.09 80.94 11:10:03 1 18.02 0.00 0.84 0.15 0.10 80.89 11:10:03 2 18.59 0.00 0.98 0.09 0.10 80.24 11:10:03 3 18.53 0.00 0.87 0.10 0.10 80.40 11:20:01 all 17.42 0.00 0.69 0.10 0.08 81.71 11:20:01 0 17.80 0.00 0.62 0.08 0.08 81.42 11:20:01 1 17.88 0.00 0.85 0.02 0.08 81.17 11:20:01 2 17.13 0.00 0.63 0.29 0.08 81.88 11:20:01 3 16.87 0.00 0.68 0.02 0.08 82.36 11:30:04 all 21.26 0.00 0.78 0.07 0.08 77.81 11:30:04 0 22.27 0.00 0.83 0.12 0.08 76.70 11:30:04 1 21.80 0.00 0.86 0.12 0.08 77.14 11:30:04 2 19.96 0.00 0.72 0.03 0.08 79.20 11:30:04 3 21.00 0.00 0.71 0.01 0.08 78.19 11:40:03 all 19.96 0.00 0.70 0.04 0.07 79.23 11:40:03 0 19.02 0.00 0.62 0.09 0.07 80.20 11:40:03 1 20.32 0.00 0.72 0.02 0.08 78.86 11:40:03 2 20.23 0.00 0.78 0.04 0.08 78.87 11:40:03 3 20.26 0.00 0.65 0.04 0.07 78.98 11:50:01 all 7.71 0.00 0.34 0.02 0.06 91.87 11:50:01 0 7.19 0.00 0.34 0.00 0.06 92.41 11:50:01 1 7.72 0.00 0.30 0.05 0.06 91.87 11:50:01 2 8.13 0.00 0.43 0.01 0.07 91.36 11:50:01 3 7.81 0.00 0.27 0.01 0.06 91.85 12:00:18 all 8.11 0.00 0.45 0.02 0.06 91.35 12:00:18 0 7.95 0.00 0.44 0.01 0.06 91.54 12:00:18 1 8.06 0.00 0.48 0.02 0.07 91.37 12:00:18 2 8.48 0.00 0.49 0.04 0.07 90.92 12:00:18 3 7.96 0.00 0.39 0.01 0.05 91.59 12:10:26 all 16.69 0.00 0.69 0.03 0.08 82.53 12:10:26 0 17.09 0.00 0.64 0.02 0.07 82.18 12:10:26 1 16.36 0.00 0.73 0.01 0.08 82.83 12:10:26 2 16.83 0.00 0.74 0.05 0.08 82.30 12:10:26 3 16.47 0.00 0.64 0.02 0.07 82.79 12:20:02 all 9.11 0.00 0.50 0.02 0.07 90.30 12:20:02 0 8.62 0.00 0.52 0.00 0.07 90.78 12:20:02 1 9.08 0.00 0.54 0.01 0.07 90.29 12:20:02 2 9.22 0.00 0.53 0.05 0.07 90.13 12:20:02 3 9.52 0.00 0.41 0.01 0.07 89.99 12:30:26 all 13.65 0.00 0.59 0.05 0.07 85.63 12:30:26 0 13.45 0.00 0.52 0.02 0.06 85.95 12:30:26 1 13.94 0.00 0.70 0.03 0.07 85.26 12:30:26 2 14.02 0.00 0.59 0.14 0.07 85.19 12:30:26 3 13.21 0.00 0.57 0.02 0.07 86.13 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.55 0.00 0.84 1.19 0.08 78.34 Average: 0 19.49 0.00 0.80 2.39 0.08 77.25 Average: 1 19.53 0.00 0.87 0.47 0.08 79.05 Average: 2 19.79 0.00 0.88 0.82 0.08 78.43 Average: 3 19.39 0.00 0.81 1.09 0.08 78.63