---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-5089 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 693 11281 3 4014 14953 Swap: 1023 7 1016 ---> 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:f0:e6:66 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.185/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80300sec preferred_lft 80300sec inet6 fe80::f816:3eff:fef0:e666/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:4f:c2:a3:a6:6b 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-5089) 01/27/26 _x86_64_ (4 CPU) 21:37:12 LINUX RESTART (4 CPU) 21:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:04 124.66 3.57 101.86 19.23 749.68 36180.14 243739.91 22:00:34 66.55 24.99 39.19 2.37 374.49 2045.83 1373.83 22:10:18 16.43 0.77 14.95 0.71 24.60 707.98 809.26 22:20:17 10.88 0.03 10.41 0.43 1.13 259.36 338.71 22:30:46 6.51 0.03 6.19 0.29 1.02 173.22 80.27 22:40:34 4.39 0.02 4.18 0.20 1.24 123.70 192.30 22:50:19 3.19 0.01 3.12 0.06 0.38 53.78 7.09 23:00:04 4.46 0.00 4.24 0.21 0.21 130.82 125.75 23:10:22 10.91 0.10 10.28 0.53 2.69 600.71 441.46 Average: 27.84 3.41 21.76 2.68 130.12 4478.43 27418.36 21:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:04 948544 12374768 3544796 21.65 258852 10910784 5336492 30.63 2259720 12335740 12632 22:00:34 4019212 7059640 8874448 54.20 258220 2789092 10689112 61.36 2037160 9761032 2076 22:10:18 12155228 15318544 621408 3.80 263828 2905940 1346984 7.73 2088700 1590692 12 22:20:17 12139748 15336092 603392 3.69 266028 2937160 1347064 7.73 2093128 1619768 8168 22:30:46 8212512 11422868 4515024 27.58 266948 2950052 5230908 30.03 2095172 5527676 112 22:40:34 6838676 10064612 5872872 35.87 267508 2965084 6668796 38.28 2097352 6891232 116 22:50:19 12060604 15302504 636728 3.89 267916 2980828 1346764 7.73 2100100 1658860 14284 23:00:04 6534664 9779716 6157192 37.61 268456 2983240 6835604 39.24 2101012 7194816 320 23:10:22 8050640 11426620 4511224 27.55 272688 3107608 5200956 29.85 2118984 5671880 40 Average: 7884425 12009485 3926343 23.98 265605 3836643 4889187 28.06 2110148 5805744 4196 21:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:04 lo 2.80 2.80 2.32 2.32 0.00 0.00 0.00 0.00 21:50:04 ens3 111.66 82.16 1674.92 8.73 0.00 0.00 0.00 0.00 21:50:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:34 lo 42.01 42.01 25.16 25.16 0.00 0.00 0.00 0.00 22:00:34 ens3 2.08 1.84 0.45 0.39 0.00 0.00 0.00 0.00 22:00:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:18 lo 30.70 30.70 11.78 11.78 0.00 0.00 0.00 0.00 22:10:18 ens3 1.57 1.55 0.35 1.42 0.00 0.00 0.00 0.00 22:10:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:17 lo 15.81 15.81 7.52 7.52 0.00 0.00 0.00 0.00 22:20:17 ens3 0.76 0.61 0.16 0.13 0.00 0.00 0.00 0.00 22:20:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:30:46 lo 17.64 17.64 8.82 8.82 0.00 0.00 0.00 0.00 22:30:46 ens3 0.77 0.68 0.18 0.14 0.00 0.00 0.00 0.00 22:30:46 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:40:34 lo 22.03 22.03 8.69 8.69 0.00 0.00 0.00 0.00 22:40:34 ens3 0.56 0.32 0.15 0.10 0.00 0.00 0.00 0.00 22:40:34 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:19 lo 14.98 14.98 6.52 6.52 0.00 0.00 0.00 0.00 22:50:19 ens3 0.63 0.43 0.15 0.11 0.00 0.00 0.00 0.00 22:50:19 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:00:04 lo 18.14 18.14 10.73 10.73 0.00 0.00 0.00 0.00 23:00:04 ens3 0.61 0.51 0.13 0.10 0.00 0.00 0.00 0.00 23:00:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 23:10:22 lo 17.74 17.74 9.81 9.81 0.00 0.00 0.00 0.00 23:10:22 ens3 1.02 0.89 0.31 0.25 0.00 0.00 0.00 0.00 23:10:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 20.29 20.29 10.23 10.23 0.00 0.00 0.00 0.00 Average: ens3 13.28 9.88 186.02 1.26 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-5089) 01/27/26 _x86_64_ (4 CPU) 21:37:12 LINUX RESTART (4 CPU) 21:40:03 CPU %user %nice %system %iowait %steal %idle 21:50:04 all 44.15 0.00 2.37 9.24 0.12 44.12 21:50:04 0 42.57 0.00 2.25 8.24 0.12 46.83 21:50:04 1 44.43 0.00 2.44 8.30 0.12 44.72 21:50:04 2 46.28 0.00 2.43 10.01 0.13 41.15 21:50:04 3 43.32 0.00 2.36 10.42 0.12 43.79 22:00:34 all 59.24 0.00 2.48 0.69 0.15 37.43 22:00:34 0 58.46 0.00 2.66 1.06 0.15 37.67 22:00:34 1 60.27 0.00 2.29 1.18 0.15 36.10 22:00:34 2 59.56 0.00 2.47 0.34 0.15 37.47 22:00:34 3 58.65 0.00 2.51 0.19 0.16 38.49 22:10:18 all 25.68 0.00 1.07 0.15 0.12 72.98 22:10:18 0 25.77 0.00 1.10 0.15 0.12 72.87 22:10:18 1 25.47 0.00 1.10 0.09 0.12 73.22 22:10:18 2 25.82 0.00 1.08 0.09 0.12 72.89 22:10:18 3 25.67 0.00 1.01 0.26 0.12 72.94 22:20:17 all 19.46 0.00 0.77 0.22 0.09 79.46 22:20:17 0 19.71 0.00 0.76 0.09 0.09 79.35 22:20:17 1 18.80 0.00 0.72 0.08 0.09 80.31 22:20:17 2 19.24 0.00 0.87 0.05 0.10 79.74 22:20:17 3 20.08 0.00 0.71 0.67 0.09 78.44 22:30:46 all 13.54 0.00 0.65 0.18 0.09 85.55 22:30:46 0 12.65 0.00 0.70 0.17 0.08 86.40 22:30:46 1 13.98 0.00 0.57 0.21 0.09 85.16 22:30:46 2 14.00 0.00 0.68 0.08 0.09 85.16 22:30:46 3 13.54 0.00 0.63 0.25 0.09 85.49 22:40:34 all 9.45 0.00 0.47 0.05 0.09 89.95 22:40:34 0 9.53 0.00 0.40 0.03 0.07 89.97 22:40:34 1 9.44 0.00 0.54 0.05 0.10 89.87 22:40:34 2 9.66 0.00 0.49 0.09 0.09 89.67 22:40:34 3 9.18 0.00 0.43 0.02 0.08 90.29 22:50:19 all 2.95 0.00 0.27 0.02 0.08 96.69 22:50:19 0 2.88 0.00 0.26 0.00 0.08 96.78 22:50:19 1 2.83 0.00 0.24 0.00 0.08 96.85 22:50:19 2 3.03 0.00 0.30 0.02 0.09 96.56 22:50:19 3 3.05 0.00 0.26 0.04 0.08 96.57 23:00:04 all 9.82 0.00 0.43 0.04 0.08 89.64 23:00:04 0 9.74 0.00 0.41 0.02 0.08 89.74 23:00:04 1 10.17 0.00 0.40 0.03 0.08 89.32 23:00:04 2 9.42 0.00 0.40 0.02 0.09 90.08 23:00:04 3 9.95 0.00 0.49 0.07 0.08 89.40 23:10:22 all 19.22 0.00 0.81 0.13 0.09 79.75 23:10:22 0 19.22 0.00 0.72 0.06 0.09 79.91 23:10:22 1 19.54 0.00 0.83 0.12 0.10 79.40 23:10:22 2 19.05 0.00 0.79 0.16 0.09 79.91 23:10:22 3 19.08 0.00 0.88 0.18 0.09 79.77 Average: all 22.88 0.00 1.04 1.19 0.10 74.78 Average: 0 22.54 0.00 1.04 1.10 0.10 75.22 Average: 1 23.04 0.00 1.02 1.12 0.10 74.70 Average: 2 23.17 0.00 1.07 1.21 0.10 74.45 Average: 3 22.77 0.00 1.04 1.34 0.10 74.74