---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3172 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 685 11525 4 3778 14961 Swap: 1023 2 1021 ---> 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:dc:ac:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.70/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79124sec preferred_lft 79124sec inet6 fe80::f816:3eff:fedc:ac42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 66:b8:9c:96:c8:6c 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::64b8:9cff:fe96:c86c/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-3172) 03/18/26 _x86_64_ (4 CPU) 10:14:22 LINUX RESTART (4 CPU) 10:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:30:10 96.01 23.41 69.03 3.57 373.65 10429.38 4631.53 10:40:00 39.87 9.27 14.44 16.16 170.49 431.34 215861.45 10:50:10 7.23 0.26 6.63 0.33 13.44 259.56 1712.24 11:00:10 7.85 0.13 7.28 0.44 7.64 243.31 1823.35 11:10:01 21.07 0.02 20.19 0.86 0.79 835.60 1408.57 11:20:09 7.94 0.01 7.67 0.26 0.46 208.01 453.49 11:30:10 5.45 0.03 5.25 0.17 1.51 141.97 40.07 11:40:01 5.15 0.01 4.97 0.17 1.07 140.64 56.56 11:50:10 5.57 0.00 5.39 0.18 0.30 152.16 40.54 12:00:01 9.81 0.22 9.22 0.37 8.09 564.91 107.10 12:10:01 6.96 0.05 6.63 0.27 1.17 267.03 192.11 Average: 19.38 3.05 14.28 2.05 52.75 1252.36 20260.18 10:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:30:10 1541428 4125656 11809168 72.13 267812 2364516 13183396 75.67 1890672 12420684 548 10:40:00 3716648 6328876 9607992 58.68 270060 2391996 10717612 61.52 1929488 10213656 512 10:50:10 9253436 11888352 4052932 24.75 270860 2413872 5972164 34.28 1943136 4692584 964 11:00:10 10894108 13623392 2318172 14.16 274948 2504100 3479436 19.97 1962280 3039632 79588 11:10:01 10184832 12986396 2955148 18.05 278132 2573168 3730680 21.41 1987132 3714304 420 11:20:09 8439768 11266560 4673932 28.55 278920 2597604 5398148 30.99 1988920 5457816 92 11:30:10 8577952 11422664 4517904 27.59 279528 2614916 5280956 30.31 1990376 5315460 104 11:40:01 7060592 9923152 6016568 36.75 280184 2632108 6808096 39.08 1992656 6822304 268 11:50:10 6900724 9783528 6156004 37.60 280924 2651616 6867364 39.42 1996132 6972988 236 12:00:01 12315804 15341364 600900 3.67 284992 2790304 1359148 7.80 2011728 1562196 20620 12:10:01 7409672 10461864 5478144 33.46 285720 2816232 6123576 35.15 2024044 6450724 604 Average: 7844997 10650164 5289715 32.31 277462 2577312 6265507 35.96 1974233 6060213 9451 10:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:30:10 lo 20.05 20.05 16.70 16.70 0.00 0.00 0.00 0.00 10:30:10 ens3 2.05 1.89 0.62 0.54 0.00 0.00 0.00 0.00 10:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:00 lo 36.70 36.70 14.93 14.93 0.00 0.00 0.00 0.00 10:40:00 ens3 2.86 1.62 0.61 1.35 0.00 0.00 0.00 0.00 10:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:50:10 lo 20.22 20.22 8.50 8.50 0.00 0.00 0.00 0.00 10:50:10 ens3 0.78 0.52 0.14 0.10 0.00 0.00 0.00 0.00 10:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:10 lo 11.67 11.67 6.90 6.90 0.00 0.00 0.00 0.00 11:00:10 ens3 0.73 0.47 0.19 0.15 0.00 0.00 0.00 0.00 11:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 13.34 13.34 7.81 7.81 0.00 0.00 0.00 0.00 11:10:01 ens3 1.12 0.80 0.23 0.18 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:09 lo 19.37 19.37 9.28 9.28 0.00 0.00 0.00 0.00 11:20:09 ens3 1.32 0.66 0.26 0.17 0.00 0.00 0.00 0.00 11:20:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:10 lo 27.95 27.95 9.80 9.80 0.00 0.00 0.00 0.00 11:30:10 ens3 0.74 0.42 0.17 0.12 0.00 0.00 0.00 0.00 11:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 15.38 15.38 7.92 7.92 0.00 0.00 0.00 0.00 11:40:01 ens3 0.85 0.50 0.22 0.16 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:10 lo 18.45 18.45 10.78 10.78 0.00 0.00 0.00 0.00 11:50:10 ens3 0.93 0.52 0.21 0.14 0.00 0.00 0.00 0.00 11:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:01 lo 11.87 11.87 6.98 6.98 0.00 0.00 0.00 0.00 12:00:01 ens3 1.66 0.76 0.42 0.28 0.00 0.00 0.00 0.00 12:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 27.51 27.51 11.46 11.46 0.00 0.00 0.00 0.00 12:10:01 ens3 1.00 0.69 0.20 0.15 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.23 20.23 10.10 10.10 0.00 0.00 0.00 0.00 Average: ens3 1.27 0.80 0.30 0.30 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-3172) 03/18/26 _x86_64_ (4 CPU) 10:14:22 LINUX RESTART (4 CPU) 10:20:03 CPU %user %nice %system %iowait %steal %idle 10:30:10 all 52.59 0.00 1.97 0.25 0.09 45.10 10:30:10 0 52.70 0.00 1.91 0.20 0.09 45.09 10:30:10 1 52.73 0.00 1.95 0.18 0.10 45.05 10:30:10 2 52.39 0.00 2.01 0.19 0.09 45.32 10:30:10 3 52.53 0.00 2.00 0.43 0.09 44.94 10:40:00 all 30.18 0.00 1.27 5.17 0.10 63.27 10:40:00 0 30.47 0.00 1.23 5.19 0.10 63.01 10:40:00 1 29.98 0.00 1.39 5.88 0.11 62.63 10:40:00 2 30.69 0.00 1.24 5.63 0.11 62.33 10:40:00 3 29.57 0.00 1.23 3.99 0.10 65.12 10:50:10 all 14.15 0.00 0.62 0.17 0.08 84.98 10:50:10 0 14.42 0.00 0.70 0.04 0.07 84.77 10:50:10 1 14.02 0.00 0.68 0.48 0.08 84.73 10:50:10 2 13.85 0.00 0.57 0.13 0.08 85.37 10:50:10 3 14.32 0.00 0.52 0.05 0.07 85.04 11:00:10 all 15.74 0.00 0.67 0.11 0.08 83.41 11:00:10 0 14.71 0.00 0.74 0.01 0.07 84.46 11:00:10 1 16.36 0.00 0.71 0.10 0.09 82.74 11:00:10 2 16.33 0.00 0.64 0.27 0.08 82.67 11:00:10 3 15.54 0.00 0.58 0.05 0.08 83.75 11:10:01 all 29.43 0.00 0.94 0.12 0.08 69.44 11:10:01 0 29.16 0.00 1.03 0.07 0.08 69.66 11:10:01 1 29.49 0.00 0.96 0.11 0.08 69.36 11:10:01 2 29.56 0.00 0.93 0.28 0.08 69.15 11:10:01 3 29.49 0.00 0.83 0.03 0.08 69.57 11:20:09 all 13.71 0.00 0.56 0.03 0.07 85.62 11:20:09 0 13.12 0.00 0.58 0.04 0.08 86.18 11:20:09 1 14.41 0.00 0.56 0.04 0.07 84.92 11:20:09 2 13.35 0.00 0.59 0.02 0.08 85.97 11:20:09 3 13.97 0.00 0.51 0.03 0.07 85.41 11:30:10 all 8.52 0.00 0.45 0.06 0.07 90.89 11:30:10 0 8.00 0.00 0.40 0.06 0.07 91.47 11:30:10 1 8.81 0.00 0.47 0.05 0.07 90.61 11:30:10 2 8.78 0.00 0.43 0.12 0.07 90.60 11:30:10 3 8.51 0.00 0.51 0.01 0.07 90.90 11:40:01 all 9.60 0.00 0.37 0.04 0.07 89.93 11:40:01 0 9.86 0.00 0.35 0.02 0.07 89.71 11:40:01 1 9.33 0.00 0.41 0.01 0.07 90.18 11:40:01 2 9.92 0.00 0.37 0.03 0.07 89.61 11:40:01 3 9.28 0.00 0.37 0.08 0.06 90.21 11:50:10 all 10.73 0.00 0.54 0.17 0.08 88.48 11:50:10 0 10.80 0.00 0.48 0.07 0.07 88.58 11:50:10 1 10.89 0.00 0.58 0.18 0.08 88.28 11:50:10 2 10.84 0.00 0.49 0.20 0.09 88.37 11:50:10 3 10.37 0.00 0.61 0.23 0.08 88.71 12:00:01 all 14.02 0.00 0.59 0.19 0.09 85.12 12:00:01 0 14.59 0.00 0.68 0.48 0.09 84.16 12:00:01 1 13.36 0.00 0.63 0.13 0.10 85.78 12:00:01 2 14.03 0.00 0.50 0.06 0.09 85.32 12:00:01 3 14.11 0.00 0.54 0.07 0.08 85.21 12:10:01 all 16.32 0.00 0.66 0.12 0.08 82.81 12:10:01 0 16.42 0.00 0.68 0.06 0.08 82.76 12:10:01 1 16.12 0.00 0.59 0.17 0.09 83.04 12:10:01 2 16.25 0.00 0.73 0.10 0.08 82.84 12:10:01 3 16.51 0.00 0.66 0.15 0.08 82.61 Average: CPU %user %nice %system %iowait %steal %idle Average: all 19.54 0.00 0.79 0.58 0.08 79.02 Average: 0 19.47 0.00 0.80 0.56 0.08 79.10 Average: 1 19.59 0.00 0.81 0.66 0.08 78.85 Average: 2 19.62 0.00 0.77 0.63 0.08 78.89 Average: 3 19.47 0.00 0.76 0.46 0.08 79.23