---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-3404 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: 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 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 696 10751 4 4541 14950 Swap: 1023 12 1011 ---> 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:cf:25:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.155/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80460sec preferred_lft 80460sec inet6 fe80::f816:3eff:fecf:25fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ba:a4:b6:79:d6:f5 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-3404) 12/03/25 _x86_64_ (4 CPU) 09:27:53 LINUX RESTART (4 CPU) 09:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:12 117.03 4.60 107.19 5.23 628.47 36384.94 19910.42 09:50:33 53.69 23.28 28.81 1.60 290.36 1672.20 1569.87 10:00:07 10.78 0.26 9.90 0.62 9.69 346.98 438.48 10:10:33 20.25 0.04 19.31 0.89 1.91 793.81 788.63 10:20:12 8.07 0.01 7.75 0.31 0.68 232.23 388.42 10:30:22 6.25 0.03 5.97 0.25 1.63 199.13 334.16 10:40:00 6.93 0.01 6.64 0.27 0.61 169.94 145.04 10:50:01 5.93 0.02 5.73 0.18 0.75 157.60 53.46 11:00:13 9.27 0.01 8.86 0.39 0.58 539.76 210.61 Average: 26.75 3.23 22.42 1.09 105.26 4529.13 2666.80 09:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:12 160880 8074240 7846400 47.92 258724 7444628 10508640 60.32 2204356 13235724 2564 09:50:33 165352 3883808 12046136 73.57 269296 3401272 13226856 75.92 2310112 13276732 644 10:00:07 7549828 11193996 4738004 28.94 272548 3331932 5452020 31.29 2348156 5871116 82584 10:10:33 9197176 12906728 3029176 18.50 276124 3393576 3750212 21.53 2372448 4217028 176 10:20:12 7609524 11340964 4593972 28.06 277380 3414192 5292552 30.38 2374676 5805180 104 10:30:22 8223720 11983772 3951796 24.14 278100 3442020 5632664 32.33 2377284 5192256 232 10:40:00 6348272 10125812 5808872 35.48 279020 3458576 6535300 37.51 2380680 7057800 188 10:50:01 7652120 11449116 4486196 27.40 279512 3477504 5189548 29.79 2382820 5751416 60 11:00:13 7388136 11306808 4627964 28.27 283184 3589764 5286048 30.34 2397012 5991556 332 Average: 6032779 10251694 5680946 34.70 274876 3883718 6763760 38.82 2349727 7377645 9654 09:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:12 lo 4.37 4.37 5.04 5.04 0.00 0.00 0.00 0.00 09:40:12 ens3 117.35 89.40 1717.10 9.19 0.00 0.00 0.00 0.00 09:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:33 lo 41.31 41.31 23.09 23.09 0.00 0.00 0.00 0.00 09:50:33 ens3 2.22 2.13 0.47 1.29 0.00 0.00 0.00 0.00 09:50:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:00:07 lo 31.94 31.94 13.26 13.26 0.00 0.00 0.00 0.00 10:00:07 ens3 1.13 0.95 0.31 0.25 0.00 0.00 0.00 0.00 10:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:33 lo 14.35 14.35 7.97 7.97 0.00 0.00 0.00 0.00 10:10:33 ens3 0.94 0.99 0.19 0.17 0.00 0.00 0.00 0.00 10:10:33 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:12 lo 19.81 19.81 9.49 9.49 0.00 0.00 0.00 0.00 10:20:12 ens3 0.76 0.62 0.18 0.14 0.00 0.00 0.00 0.00 10:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:30:22 lo 27.64 27.64 9.67 9.67 0.00 0.00 0.00 0.00 10:30:22 ens3 0.66 0.47 0.17 0.12 0.00 0.00 0.00 0.00 10:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:40:00 lo 21.00 21.00 11.82 11.82 0.00 0.00 0.00 0.00 10:40:00 ens3 0.82 0.61 0.19 0.14 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 10:50:01 lo 16.56 16.56 9.64 9.64 0.00 0.00 0.00 0.00 10:50:01 ens3 0.59 0.51 0.15 0.12 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:13 lo 20.85 20.85 10.07 10.07 0.00 0.00 0.00 0.00 11:00:13 ens3 0.89 0.81 0.24 0.20 0.00 0.00 0.00 0.00 11:00:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 21.98 21.98 11.13 11.13 0.00 0.00 0.00 0.00 Average: ens3 14.00 10.78 192.01 1.30 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-16g-3404) 12/03/25 _x86_64_ (4 CPU) 09:27:53 LINUX RESTART (4 CPU) 09:30:08 CPU %user %nice %system %iowait %steal %idle 09:40:12 all 48.86 0.00 2.46 6.60 0.10 41.98 09:40:12 0 48.14 0.00 2.37 5.67 0.10 43.72 09:40:12 1 49.85 0.00 2.44 5.55 0.10 42.06 09:40:12 2 46.82 0.00 2.24 9.54 0.11 41.29 09:40:12 3 50.62 0.00 2.78 5.64 0.11 40.85 09:50:33 all 51.81 0.00 1.94 0.20 0.11 45.94 09:50:33 0 51.45 0.00 2.00 0.16 0.11 46.28 09:50:33 1 52.31 0.00 1.85 0.27 0.11 45.46 09:50:33 2 51.83 0.00 1.99 0.31 0.12 45.76 09:50:33 3 51.65 0.00 1.92 0.07 0.11 46.25 10:00:07 all 20.31 0.00 0.92 0.06 0.10 78.62 10:00:07 0 19.93 0.00 0.85 0.02 0.10 79.10 10:00:07 1 20.16 0.00 0.97 0.06 0.10 78.72 10:00:07 2 21.88 0.00 0.93 0.12 0.10 76.96 10:00:07 3 19.27 0.00 0.92 0.04 0.09 79.68 10:10:33 all 29.87 0.00 0.97 0.28 0.09 68.79 10:10:33 0 29.56 0.00 0.81 0.04 0.09 69.51 10:10:33 1 29.65 0.00 1.14 0.68 0.09 68.44 10:10:33 2 30.70 0.00 1.01 0.25 0.09 67.95 10:10:33 3 29.56 0.00 0.91 0.17 0.09 69.27 10:20:12 all 13.48 0.00 0.50 0.06 0.08 85.88 10:20:12 0 12.60 0.00 0.58 0.17 0.08 86.57 10:20:12 1 14.11 0.00 0.39 0.01 0.08 85.41 10:20:12 2 13.50 0.00 0.47 0.02 0.09 85.92 10:20:12 3 13.69 0.00 0.56 0.03 0.09 85.63 10:30:22 all 11.90 0.00 0.50 0.06 0.08 87.46 10:30:22 0 11.56 0.00 0.41 0.04 0.08 87.90 10:30:22 1 11.74 0.00 0.54 0.08 0.08 87.56 10:30:22 2 12.32 0.00 0.57 0.07 0.08 86.96 10:30:22 3 11.97 0.00 0.49 0.06 0.08 87.40 10:40:00 all 12.58 0.00 0.59 0.03 0.21 86.59 10:40:00 0 12.94 0.00 0.49 0.04 0.21 86.33 10:40:00 1 12.34 0.00 0.63 0.01 0.22 86.80 10:40:00 2 12.70 0.00 0.67 0.01 0.22 86.40 10:40:00 3 12.36 0.00 0.55 0.05 0.21 86.83 10:50:01 all 8.04 0.00 0.39 0.02 0.08 91.46 10:50:01 0 8.20 0.00 0.33 0.02 0.08 91.37 10:50:01 1 7.57 0.00 0.39 0.01 0.08 91.95 10:50:01 2 8.10 0.00 0.44 0.04 0.09 91.33 10:50:01 3 8.28 0.00 0.41 0.02 0.08 91.20 11:00:13 all 13.58 0.00 0.54 2.29 0.10 83.49 11:00:13 0 13.54 0.00 0.53 1.99 0.09 83.84 11:00:13 1 13.38 0.00 0.57 0.11 0.10 85.85 11:00:13 2 13.78 0.00 0.51 3.54 0.10 82.07 11:00:13 3 13.62 0.00 0.56 3.52 0.11 82.20 Average: all 23.57 0.00 0.98 1.08 0.11 74.26 Average: 0 23.29 0.00 0.94 0.91 0.10 74.76 Average: 1 23.65 0.00 1.00 0.76 0.11 74.49 Average: 2 23.71 0.00 0.99 1.56 0.11 73.64 Average: 3 23.65 0.00 1.02 1.08 0.11 74.15