---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9712 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 720 10404 3 4864 14926 Swap: 1023 1 1022 ---> 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:1b:1b:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.119/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80339sec preferred_lft 80339sec inet6 fe80::f816:3eff:fe1b:1b26/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 42:25:74:10:6a:1e 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-9712) 12/05/25 _x86_64_ (4 CPU) 15:22:06 LINUX RESTART (4 CPU) 15:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 71.25 22.19 45.93 3.12 321.89 5299.20 4538.97 15:50:12 17.53 1.06 15.67 0.80 13.80 427.91 409.75 16:00:01 21.54 0.08 20.42 1.04 2.54 823.37 1231.03 16:10:01 14.63 0.01 13.97 0.65 0.65 397.91 389.12 16:20:14 5.02 0.01 4.85 0.16 0.26 121.51 57.18 16:30:01 5.04 0.01 4.85 0.17 1.44 133.82 57.64 16:40:01 5.15 0.00 4.98 0.17 0.32 133.59 62.95 16:50:15 9.64 0.01 9.24 0.39 0.35 522.57 328.28 17:00:01 7.43 0.02 7.10 0.31 0.93 252.06 823.37 Average: 17.47 2.60 14.11 0.76 38.05 901.34 874.69 15:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 359152 4242356 11686404 71.38 261936 3565012 13151828 75.49 2101656 13288164 400 15:50:12 3233948 7142524 8788328 53.68 264428 3587824 9492512 54.49 2162344 10348672 644 16:00:01 5583456 9616984 6314740 38.57 270032 3703312 7005176 40.21 2204436 7964416 300 16:10:01 7337032 11418856 4515024 27.58 272228 3749340 5229984 30.02 2209500 6223012 348 16:20:14 7319060 11414144 4519700 27.60 272740 3762076 5213804 29.93 2210636 6224412 340 16:30:01 5918372 10029608 5903432 36.06 273244 3777612 6621728 38.01 2212488 7628220 308 16:40:01 5694284 9821680 6111328 37.33 273796 3793172 6772380 38.87 2215280 7843628 240 16:50:15 7079456 11324748 4608512 28.15 277472 3901652 5346380 30.69 2223108 6459296 268 17:00:01 6364860 10649716 5283100 32.27 278444 3940068 6003292 34.46 2242380 7150364 324 Average: 5432180 9517846 6414508 39.18 271591 3753341 7204120 41.35 2197981 8125576 352 15:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 21.95 21.95 16.17 16.17 0.00 0.00 0.00 0.00 15:40:01 ens3 1.86 1.81 0.61 0.53 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:12 lo 33.36 33.36 15.49 15.49 0.00 0.00 0.00 0.00 15:50:12 ens3 1.38 1.22 0.27 0.23 0.00 0.00 0.00 0.00 15:50:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:00:01 lo 29.22 29.22 12.50 12.50 0.00 0.00 0.00 0.00 16:00:01 ens3 1.57 1.35 0.40 1.39 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 19.46 19.46 10.08 10.08 0.00 0.00 0.00 0.00 16:10:01 ens3 0.90 0.78 0.17 0.14 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:14 lo 21.57 21.57 8.80 8.80 0.00 0.00 0.00 0.00 16:20:14 ens3 0.78 0.60 0.20 0.15 0.00 0.00 0.00 0.00 16:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:30:01 lo 25.82 25.82 11.14 11.14 0.00 0.00 0.00 0.00 16:30:01 ens3 1.24 0.58 0.35 0.23 0.00 0.00 0.00 0.00 16:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:40:01 lo 14.02 14.02 8.18 8.18 0.00 0.00 0.00 0.00 16:40:01 ens3 1.19 0.49 0.26 0.15 0.00 0.00 0.00 0.00 16:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:15 lo 17.73 17.73 10.21 10.21 0.00 0.00 0.00 0.00 16:50:15 ens3 1.07 0.81 0.30 0.23 0.00 0.00 0.00 0.00 16:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:00:01 lo 24.86 24.86 10.64 10.64 0.00 0.00 0.00 0.00 17:00:01 ens3 1.48 0.78 0.40 0.27 0.00 0.00 0.00 0.00 17:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.09 23.09 11.47 11.47 0.00 0.00 0.00 0.00 Average: ens3 1.27 0.94 0.33 0.37 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-9712) 12/05/25 _x86_64_ (4 CPU) 15:22:06 LINUX RESTART (4 CPU) 15:30:01 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 45.91 0.00 1.86 0.14 0.10 51.99 15:40:01 0 46.65 0.00 1.86 0.12 0.10 51.27 15:40:01 1 44.86 0.00 2.07 0.23 0.10 52.73 15:40:01 2 46.52 0.00 1.69 0.12 0.10 51.56 15:40:01 3 45.61 0.00 1.79 0.11 0.10 52.38 15:50:12 all 32.64 0.00 1.26 0.04 0.10 65.96 15:50:12 0 33.02 0.00 1.24 0.08 0.09 65.58 15:50:12 1 32.17 0.00 1.24 0.06 0.10 66.42 15:50:12 2 33.41 0.00 1.27 0.01 0.10 65.21 15:50:12 3 31.96 0.00 1.27 0.02 0.10 66.65 16:00:01 all 34.46 0.00 1.42 0.06 0.10 63.96 16:00:01 0 35.31 0.00 1.37 0.06 0.10 63.16 16:00:01 1 34.16 0.00 1.54 0.06 0.10 64.14 16:00:01 2 33.43 0.00 1.51 0.09 0.10 64.86 16:00:01 3 34.93 0.00 1.27 0.03 0.10 63.67 16:10:01 all 24.04 0.00 0.88 0.04 0.09 74.94 16:10:01 0 24.42 0.00 0.84 0.02 0.09 74.63 16:10:01 1 24.59 0.00 0.89 0.09 0.09 74.35 16:10:01 2 24.27 0.00 0.93 0.03 0.10 74.68 16:10:01 3 22.89 0.00 0.87 0.04 0.09 76.10 16:20:14 all 7.57 0.00 0.34 0.02 0.08 91.99 16:20:14 0 7.63 0.00 0.29 0.01 0.08 91.99 16:20:14 1 8.00 0.00 0.32 0.01 0.08 91.58 16:20:14 2 7.63 0.00 0.39 0.03 0.09 91.86 16:20:14 3 7.02 0.00 0.34 0.03 0.08 92.53 16:30:01 all 9.89 0.00 0.50 0.02 0.08 89.51 16:30:01 0 10.19 0.00 0.47 0.01 0.08 89.25 16:30:01 1 9.31 0.00 0.53 0.02 0.09 90.05 16:30:01 2 10.05 0.00 0.53 0.01 0.09 89.32 16:30:01 3 10.01 0.00 0.45 0.05 0.08 89.40 16:40:01 all 8.68 0.00 0.45 0.02 0.08 90.77 16:40:01 0 8.90 0.00 0.47 0.04 0.08 90.51 16:40:01 1 8.40 0.00 0.46 0.02 0.08 91.04 16:40:01 2 8.87 0.00 0.46 0.03 0.08 90.57 16:40:01 3 8.56 0.00 0.40 0.01 0.08 90.96 16:50:15 all 12.44 0.00 0.51 0.04 0.09 86.92 16:50:15 0 12.17 0.00 0.52 0.04 0.09 87.19 16:50:15 1 12.01 0.00 0.41 0.01 0.08 87.49 16:50:15 2 11.97 0.00 0.54 0.02 0.09 87.38 16:50:15 3 13.64 0.00 0.57 0.08 0.09 85.62 17:00:01 all 14.93 0.00 0.56 0.03 0.08 84.40 17:00:01 0 14.46 0.00 0.50 0.05 0.08 84.90 17:00:01 1 14.93 0.00 0.57 0.04 0.09 84.37 17:00:01 2 15.28 0.00 0.59 0.01 0.09 84.04 17:00:01 3 15.06 0.00 0.58 0.01 0.08 84.27 Average: all 21.16 0.00 0.86 0.05 0.09 77.84 Average: 0 21.40 0.00 0.84 0.05 0.09 77.63 Average: 1 20.92 0.00 0.89 0.06 0.09 78.04 Average: 2 21.26 0.00 0.88 0.04 0.09 77.73 Average: 3 21.06 0.00 0.84 0.04 0.09 77.98