---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-8291 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: 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 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 698 11064 3 4226 14948 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:fa:42:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.55/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 79337sec preferred_lft 79337sec inet6 fe80::f816:3eff:fefa:4226/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:57:0b:ba:3f:f4 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::5c57:bff:feba:3ff4/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-171-generic (prd-ubuntu2204-docker-4c-16g-8291) 03/23/26 _x86_64_ (4 CPU) 07:12:39 LINUX RESTART (4 CPU) 07:20:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:30:10 54.77 1.14 51.32 2.31 43.44 23780.86 10905.06 07:40:10 72.54 24.12 45.51 2.91 355.53 5296.31 3963.33 07:50:01 10.96 0.30 10.13 0.53 18.62 288.74 370.90 08:00:08 7.82 0.07 7.37 0.37 2.86 240.91 242.42 08:10:09 19.90 0.10 18.89 0.90 2.86 854.41 493.64 08:20:01 10.08 0.02 9.64 0.42 0.88 302.08 255.13 08:30:10 20.59 0.06 4.71 15.81 1.48 137.20 208516.86 08:40:10 5.15 0.04 4.94 0.18 2.44 147.36 128.73 08:50:01 5.08 0.02 4.88 0.18 0.88 155.65 76.84 09:00:10 11.60 0.03 11.02 0.55 3.93 683.20 192.76 09:10:09 10.73 2.31 7.59 0.84 204.24 1507.51 196.62 Average: 20.91 2.56 16.05 2.30 57.86 3065.43 20777.97 07:20:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:30:10 3938724 14492052 1434420 8.76 238820 10103420 2224608 12.77 1990800 9697092 400 07:40:10 1282604 4266700 11666752 71.26 266156 2726152 13193368 75.73 2180744 12356372 1208 07:50:01 3935432 6944244 8990448 54.91 267676 2749340 9784264 56.16 2200756 9683500 604 08:00:08 6558008 9590420 6346908 38.76 268732 2771924 7064660 40.55 2206644 7059692 448 08:10:09 12134152 15332656 607856 3.71 275000 2931656 1373224 7.88 2246516 1471584 12132 08:20:01 8196344 11424556 4513968 27.57 276376 2959988 5239708 30.08 2249164 5394848 348 08:30:10 8203648 11456008 4482404 27.38 277164 2983372 5202936 29.86 2255212 5380436 596 08:40:10 6583448 9855828 6081844 37.15 277692 3002840 6844844 39.29 2257640 6973776 100 08:50:01 6449840 9744416 6193196 37.83 278380 3024352 6929516 39.78 2261148 7121596 380 09:00:10 7907072 11353064 4585332 28.01 283308 3169120 5289024 30.36 2278300 5652516 44 09:10:09 11394848 15335644 604940 3.69 287332 3651156 1267792 7.28 2361532 2074392 26836 Average: 6962193 10890508 5046188 30.82 272421 3643029 5855813 33.61 2226223 6624164 3918 07:20:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:30:10 lo 2.07 2.07 2.14 2.14 0.00 0.00 0.00 0.00 07:30:10 ens3 33.36 23.55 635.15 2.69 0.00 0.00 0.00 0.00 07:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:40:10 lo 32.52 32.52 20.59 20.59 0.00 0.00 0.00 0.00 07:40:10 ens3 2.27 2.09 0.67 0.58 0.00 0.00 0.00 0.00 07:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 07:50:01 lo 42.04 42.04 17.44 17.44 0.00 0.00 0.00 0.00 07:50:01 ens3 2.27 1.31 0.52 1.04 0.00 0.00 0.00 0.00 07:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:08 lo 12.53 12.53 6.99 6.99 0.00 0.00 0.00 0.00 08:00:08 ens3 1.15 0.65 0.24 0.62 0.00 0.00 0.00 0.00 08:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:10:09 lo 12.37 12.37 6.31 6.31 0.00 0.00 0.00 0.00 08:10:09 ens3 1.12 0.92 0.27 0.22 0.00 0.00 0.00 0.00 08:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:20:01 lo 18.80 18.80 9.93 9.93 0.00 0.00 0.00 0.00 08:20:01 ens3 1.28 0.64 0.23 0.14 0.00 0.00 0.00 0.00 08:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:10 lo 27.48 27.48 9.98 9.98 0.00 0.00 0.00 0.00 08:30:10 ens3 0.94 0.49 0.19 0.12 0.00 0.00 0.00 0.00 08:30:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:40:10 lo 15.47 15.47 7.62 7.62 0.00 0.00 0.00 0.00 08:40:10 ens3 0.82 0.49 0.18 0.13 0.00 0.00 0.00 0.00 08:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:50:01 lo 17.67 17.67 10.59 10.59 0.00 0.00 0.00 0.00 08:50:01 ens3 0.94 0.55 0.21 0.15 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 09:00:10 lo 18.70 18.70 10.23 10.23 0.00 0.00 0.00 0.00 09:00:10 ens3 1.03 0.81 0.27 0.21 0.00 0.00 0.00 0.00 09:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:09 lo 32.55 32.55 12.60 12.60 0.00 0.00 0.00 0.00 09:10:09 ens3 2.96 2.55 1.83 1.05 0.00 0.00 0.00 0.00 09:10:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.06 21.06 10.38 10.38 0.00 0.00 0.00 0.00 Average: ens3 4.42 3.12 58.97 0.63 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-8291) 03/23/26 _x86_64_ (4 CPU) 07:12:39 LINUX RESTART (4 CPU) 07:20:01 CPU %user %nice %system %iowait %steal %idle 07:30:10 all 24.67 0.00 1.27 25.67 0.10 48.29 07:30:10 0 24.96 0.00 1.36 31.05 0.10 42.54 07:30:10 1 24.63 0.00 1.32 25.35 0.10 48.61 07:30:10 2 24.04 0.00 1.18 17.80 0.11 56.87 07:30:10 3 25.07 0.00 1.21 28.50 0.09 45.13 07:40:10 all 66.15 0.00 2.67 1.22 0.16 29.79 07:40:10 0 65.28 0.00 2.90 0.81 0.15 30.86 07:40:10 1 66.37 0.00 2.64 0.88 0.18 29.93 07:40:10 2 66.32 0.00 2.57 2.14 0.16 28.80 07:40:10 3 66.64 0.00 2.58 1.05 0.16 29.57 07:50:01 all 23.44 0.00 0.97 0.04 0.11 75.44 07:50:01 0 22.59 0.00 0.98 0.04 0.11 76.28 07:50:01 1 23.84 0.00 0.84 0.03 0.10 75.18 07:50:01 2 23.95 0.00 1.05 0.05 0.11 74.84 07:50:01 3 23.38 0.00 1.03 0.03 0.11 75.45 08:00:08 all 16.26 0.00 0.70 0.24 0.08 82.72 08:00:08 0 16.03 0.00 0.77 0.15 0.07 82.99 08:00:08 1 16.60 0.00 0.69 0.09 0.09 82.54 08:00:08 2 16.52 0.00 0.71 0.63 0.09 82.04 08:00:08 3 15.89 0.00 0.62 0.08 0.08 83.32 08:10:09 all 30.54 0.00 1.10 0.08 0.10 68.18 08:10:09 0 31.50 0.00 1.02 0.08 0.10 67.30 08:10:09 1 29.96 0.00 1.27 0.10 0.10 68.57 08:10:09 2 29.80 0.00 1.13 0.07 0.10 68.90 08:10:09 3 30.90 0.00 0.98 0.07 0.09 67.96 08:20:01 all 18.74 0.00 0.70 0.03 0.09 80.44 08:20:01 0 18.31 0.00 0.74 0.01 0.08 80.85 08:20:01 1 19.55 0.00 0.76 0.07 0.10 79.53 08:20:01 2 18.18 0.00 0.61 0.05 0.09 81.06 08:20:01 3 18.91 0.00 0.67 0.01 0.09 80.32 08:30:10 all 8.89 0.00 0.46 0.05 0.07 90.53 08:30:10 0 9.09 0.00 0.45 0.10 0.07 90.29 08:30:10 1 8.85 0.00 0.47 0.03 0.08 90.58 08:30:10 2 9.18 0.00 0.50 0.04 0.07 90.21 08:30:10 3 8.43 0.00 0.44 0.02 0.07 91.04 08:40:10 all 9.69 0.00 0.43 0.02 0.08 89.77 08:40:10 0 9.83 0.00 0.41 0.00 0.08 89.68 08:40:10 1 9.65 0.00 0.49 0.06 0.08 89.73 08:40:10 2 9.81 0.00 0.43 0.02 0.08 89.67 08:40:10 3 9.47 0.00 0.42 0.01 0.08 90.02 08:50:01 all 9.61 0.00 0.37 0.02 0.08 89.92 08:50:01 0 9.49 0.00 0.34 0.01 0.07 90.09 08:50:01 1 9.19 0.00 0.43 0.04 0.07 90.27 08:50:01 2 9.99 0.00 0.35 0.02 0.09 89.56 08:50:01 3 9.79 0.00 0.35 0.01 0.08 89.76 09:00:10 all 19.31 0.00 0.74 0.05 0.08 79.82 09:00:10 0 19.64 0.00 0.78 0.03 0.08 79.46 09:00:10 1 19.39 0.00 0.77 0.08 0.08 79.68 09:00:10 2 19.26 0.00 0.74 0.08 0.08 79.84 09:00:10 3 18.93 0.00 0.65 0.02 0.08 80.32 09:10:09 all 11.64 0.00 0.60 0.22 0.08 87.46 09:10:09 0 12.87 0.00 0.59 0.25 0.07 86.22 09:10:09 1 11.03 0.00 0.66 0.51 0.08 87.72 09:10:09 2 11.50 0.00 0.58 0.09 0.09 87.75 09:10:09 3 11.17 0.00 0.56 0.04 0.08 88.15 Average: CPU %user %nice %system %iowait %steal %idle Average: all 21.69 0.00 0.91 2.54 0.09 74.77 Average: 0 21.75 0.00 0.94 2.99 0.09 74.23 Average: 1 21.70 0.00 0.94 2.51 0.10 74.76 Average: 2 21.65 0.00 0.89 1.93 0.10 75.43 Average: 3 21.65 0.00 0.86 2.74 0.09 74.65