---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5088 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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 61G 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 713 11054 4 4222 14933 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:f7:da:39 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 80815sec preferred_lft 80815sec inet6 fe80::f816:3eff:fef7:da39/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:97:53:3e:97:a3 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 ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5088) 01/27/26 _x86_64_ (4 CPU) 21:37:17 LINUX RESTART (4 CPU) 21:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:01 111.38 4.33 101.23 5.82 773.16 35741.41 15418.65 22:00:00 67.70 23.58 41.70 2.43 326.57 3885.91 2126.98 22:10:01 21.26 0.19 20.16 0.92 10.39 745.73 555.84 22:20:01 11.67 0.06 11.09 0.52 1.92 296.41 216.84 22:30:01 20.21 0.08 4.54 15.58 2.21 110.03 211079.55 22:40:01 5.90 0.03 5.70 0.17 1.91 136.57 72.57 22:50:01 4.88 0.01 4.69 0.18 0.84 124.15 43.87 23:00:01 11.12 0.08 10.52 0.52 2.35 593.67 360.69 23:10:01 10.33 1.96 7.66 0.72 143.49 1016.40 320.73 Average: 29.38 3.37 23.03 2.98 140.28 4738.58 25577.13 21:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:01 1595444 13140480 2779308 16.97 260896 11025680 3564348 20.46 2238688 11710564 505484 22:00:00 6370932 9700092 6230972 38.06 269612 3051432 6961728 39.96 2307856 7120732 19828 22:10:01 5281912 8703552 7229080 44.15 273804 3139808 7974420 45.77 2349716 8170108 256 22:20:01 7980764 11435528 4498908 27.48 275740 3170988 5182540 29.75 2354680 5479012 280 22:30:01 7892732 11363564 4571460 27.92 276872 3185924 5264808 30.22 2361196 5565484 56 22:40:01 6318816 9804128 6130172 37.44 277600 3199684 6809288 39.09 2363640 7133880 216 22:50:01 6347112 9847000 6087280 37.18 278076 3213764 6757724 38.79 2367032 7101100 92 23:00:01 7810940 11433224 4501968 27.50 281880 3331064 5168608 29.67 2383064 5627168 116 23:10:01 11375072 15311724 625460 3.82 285476 3633856 1241464 7.13 2452684 1991524 12496 Average: 6774858 11193255 4739401 28.95 275551 4105800 5436103 31.20 2353173 6655508 59869 21:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:01 lo 3.04 3.04 2.34 2.34 0.00 0.00 0.00 0.00 21:50:01 ens3 131.37 94.20 2005.85 9.98 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:00 lo 46.72 46.72 27.50 27.50 0.00 0.00 0.00 0.00 22:00:00 ens3 2.20 1.95 0.48 0.44 0.00 0.00 0.00 0.00 22:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:01 lo 26.24 26.24 10.30 10.30 0.00 0.00 0.00 0.00 22:10:01 ens3 1.22 1.12 0.31 0.26 0.00 0.00 0.00 0.00 22:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:01 lo 21.12 21.12 10.61 10.61 0.00 0.00 0.00 0.00 22:20:01 ens3 0.97 0.93 0.19 1.13 0.00 0.00 0.00 0.00 22:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:01 lo 22.44 22.44 8.83 8.83 0.00 0.00 0.00 0.00 22:30:01 ens3 0.72 0.53 0.18 0.13 0.00 0.00 0.00 0.00 22:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:01 lo 25.67 25.67 11.26 11.26 0.00 0.00 0.00 0.00 22:40:01 ens3 0.74 0.51 0.19 0.14 0.00 0.00 0.00 0.00 22:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 lo 16.53 16.53 10.07 10.07 0.00 0.00 0.00 0.00 22:50:01 ens3 0.72 0.52 0.16 0.12 0.00 0.00 0.00 0.00 22:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:01 lo 18.92 18.92 10.31 10.31 0.00 0.00 0.00 0.00 23:00:01 ens3 0.91 0.82 0.25 0.20 0.00 0.00 0.00 0.00 23:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:01 lo 32.10 32.10 12.47 12.47 0.00 0.00 0.00 0.00 23:10:01 ens3 2.59 2.41 1.58 0.96 0.00 0.00 0.00 0.00 23:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.64 23.64 11.52 11.52 0.00 0.00 0.00 0.00 Average: ens3 15.72 11.44 223.24 1.48 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-16g-5088) 01/27/26 _x86_64_ (4 CPU) 21:37:17 LINUX RESTART (4 CPU) 21:40:01 CPU %user %nice %system %iowait %steal %idle 21:50:01 all 44.34 0.00 2.64 9.72 0.12 43.18 21:50:01 0 46.81 0.00 2.84 9.20 0.13 41.02 21:50:01 1 46.52 0.00 2.40 11.40 0.12 39.56 21:50:01 2 40.42 0.00 2.76 8.49 0.12 48.22 21:50:01 3 43.61 0.00 2.56 9.81 0.12 43.90 22:00:00 all 60.57 0.00 2.50 0.40 0.15 36.38 22:00:00 0 59.67 0.00 2.66 1.22 0.14 36.31 22:00:00 1 61.01 0.00 2.41 0.24 0.15 36.19 22:00:00 2 61.12 0.00 2.28 0.09 0.15 36.36 22:00:00 3 60.49 0.00 2.64 0.06 0.14 36.67 22:10:01 all 31.64 0.00 1.35 0.48 0.13 66.40 22:10:01 0 30.75 0.00 1.36 0.19 0.13 67.57 22:10:01 1 31.66 0.00 1.36 1.19 0.13 65.67 22:10:01 2 32.67 0.00 1.32 0.11 0.13 65.76 22:10:01 3 31.51 0.00 1.37 0.43 0.13 66.58 22:20:01 all 21.77 0.00 1.03 0.27 0.11 76.82 22:20:01 0 22.49 0.00 0.98 0.15 0.11 76.26 22:20:01 1 21.79 0.00 0.92 0.03 0.12 77.15 22:20:01 2 21.31 0.00 1.01 0.52 0.12 77.05 22:20:01 3 21.48 0.00 1.21 0.38 0.11 76.81 22:30:01 all 8.28 0.00 0.47 0.14 0.08 91.03 22:30:01 0 8.72 0.00 0.38 0.07 0.07 90.76 22:30:01 1 7.73 0.00 0.51 0.10 0.08 91.59 22:30:01 2 8.17 0.00 0.51 0.33 0.08 90.91 22:30:01 3 8.51 0.00 0.48 0.08 0.08 90.85 22:40:01 all 10.32 0.00 0.47 0.05 0.09 89.07 22:40:01 0 10.19 0.00 0.47 0.07 0.09 89.19 22:40:01 1 9.76 0.00 0.48 0.10 0.08 89.58 22:40:01 2 10.88 0.00 0.41 0.01 0.09 88.63 22:40:01 3 10.46 0.00 0.51 0.04 0.09 88.90 22:50:01 all 10.11 0.00 0.58 0.03 0.09 89.20 22:50:01 0 10.01 0.00 0.58 0.04 0.08 89.29 22:50:01 1 10.23 0.00 0.63 0.05 0.09 88.99 22:50:01 2 10.04 0.00 0.54 0.00 0.09 89.33 22:50:01 3 10.15 0.00 0.56 0.01 0.09 89.18 23:00:01 all 20.03 0.00 0.82 0.10 0.09 78.95 23:00:01 0 20.00 0.00 0.87 0.07 0.10 78.97 23:00:01 1 19.42 0.00 0.88 0.02 0.09 79.60 23:00:01 2 19.76 0.00 0.73 0.27 0.10 79.15 23:00:01 3 20.96 0.00 0.81 0.06 0.10 78.08 23:10:01 all 11.46 0.00 0.67 0.27 0.08 87.52 23:10:01 0 12.69 0.00 0.62 0.22 0.08 86.39 23:10:01 1 10.89 0.00 0.66 0.06 0.08 88.31 23:10:01 2 11.53 0.00 0.71 0.72 0.09 86.96 23:10:01 3 10.71 0.00 0.70 0.09 0.08 88.42 Average: all 24.28 0.00 1.17 1.27 0.10 73.18 Average: 0 24.59 0.00 1.20 1.25 0.10 72.87 Average: 1 24.33 0.00 1.14 1.46 0.11 72.96 Average: 2 23.98 0.00 1.14 1.17 0.11 73.61 Average: 3 24.20 0.00 1.20 1.22 0.10 73.27