---> uname -a: Linux prd-ubuntu2204-docker-4c-16g-9688 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 17G 61G 22% / 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 686 11369 4 3933 14960 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:b4:89:68 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.7/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82053sec preferred_lft 82053sec inet6 fe80::f816:3eff:feb4:8968/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f2:50:b3:22:b4:d9 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-9688) 12/05/25 _x86_64_ (4 CPU) 14:06:33 LINUX RESTART (4 CPU) 14:10:24 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:14 98.10 3.34 90.06 4.71 750.92 32009.73 17851.00 14:30:17 50.13 21.00 27.64 1.49 230.15 1605.48 1161.28 14:40:24 20.46 0.20 19.36 0.91 9.59 777.09 613.38 14:50:24 9.50 0.03 9.09 0.38 0.85 232.63 162.09 15:00:16 5.33 0.01 5.16 0.16 0.80 125.11 47.40 15:10:23 4.82 0.01 4.65 0.15 1.04 121.01 54.94 Average: 31.21 4.11 25.81 1.29 163.78 5729.01 3269.40 14:10:24 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:14 2270832 6713688 9213312 56.27 260076 4077480 10301184 59.13 2175672 11246564 1564 14:30:17 3675996 7081880 8850136 54.05 267828 3117676 9578396 54.98 2190068 9923200 236 14:40:24 11049868 14582264 1354060 8.27 273544 3238352 2064060 11.85 2242948 2512384 16 14:50:24 7864256 11421032 4514644 27.57 274920 3261356 5241540 30.09 2245968 5692936 56 15:00:16 7794916 11364948 4570688 27.92 275656 3273872 5270956 30.26 2247488 5768060 376 15:10:23 6102880 9686176 6248880 38.17 276196 3286596 6864692 39.40 2249324 7441860 192 Average: 6459791 10141665 5791953 35.37 271370 3375889 6553471 37.62 2225245 7097501 407 14:10:24 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:14 lo 12.19 12.19 12.03 12.03 0.00 0.00 0.00 0.00 14:20:14 ens3 49.85 34.13 928.10 3.77 0.00 0.00 0.00 0.00 14:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:17 lo 43.29 43.29 20.18 20.18 0.00 0.00 0.00 0.00 14:30:17 ens3 1.87 1.73 0.45 0.39 0.00 0.00 0.00 0.00 14:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:40:24 lo 25.25 25.25 10.24 10.24 0.00 0.00 0.00 0.00 14:40:24 ens3 1.39 1.23 0.33 1.27 0.00 0.00 0.00 0.00 14:40:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:50:24 lo 19.52 19.52 10.35 10.35 0.00 0.00 0.00 0.00 14:50:24 ens3 0.74 0.70 0.15 0.13 0.00 0.00 0.00 0.00 14:50:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:16 lo 26.87 26.87 9.68 9.68 0.00 0.00 0.00 0.00 15:00:16 ens3 0.54 0.43 0.11 0.09 0.00 0.00 0.00 0.00 15:00:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:10:23 lo 15.36 15.36 7.56 7.56 0.00 0.00 0.00 0.00 15:10:23 ens3 0.52 0.40 0.11 0.08 0.00 0.00 0.00 0.00 15:10:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 23.77 23.77 11.67 11.67 0.00 0.00 0.00 0.00 Average: ens3 9.02 6.35 152.39 0.95 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-9688) 12/05/25 _x86_64_ (4 CPU) 14:06:33 LINUX RESTART (4 CPU) 14:10:24 CPU %user %nice %system %iowait %steal %idle 14:20:14 all 55.78 0.00 2.89 1.95 0.12 39.27 14:20:14 0 57.50 0.00 3.00 2.09 0.12 37.29 14:20:14 1 55.30 0.00 2.76 2.09 0.13 39.72 14:20:14 2 54.74 0.00 2.89 1.90 0.11 40.36 14:20:14 3 55.56 0.00 2.89 1.72 0.11 39.72 14:30:17 all 47.81 0.00 2.07 0.15 0.11 49.86 14:30:17 0 47.94 0.00 2.09 0.25 0.10 49.62 14:30:17 1 47.91 0.00 2.00 0.09 0.11 49.89 14:30:17 2 47.72 0.00 2.06 0.05 0.11 50.06 14:30:17 3 47.68 0.00 2.12 0.22 0.11 49.87 14:40:24 all 30.82 0.00 1.38 0.09 0.09 67.62 14:40:24 0 29.61 0.00 1.27 0.05 0.09 68.98 14:40:24 1 31.25 0.00 1.45 0.07 0.10 67.14 14:40:24 2 30.96 0.00 1.41 0.19 0.10 67.34 14:40:24 3 31.45 0.00 1.39 0.04 0.10 67.02 14:50:24 all 18.67 0.00 0.68 0.03 0.08 80.54 14:50:24 0 18.50 0.00 0.68 0.05 0.07 80.69 14:50:24 1 18.57 0.00 0.64 0.03 0.08 80.67 14:50:24 2 19.13 0.00 0.76 0.03 0.08 80.00 14:50:24 3 18.49 0.00 0.63 0.02 0.08 80.79 15:00:16 all 8.78 0.00 0.41 0.17 0.06 90.58 15:00:16 0 8.28 0.00 0.39 0.09 0.06 91.17 15:00:16 1 8.95 0.00 0.41 0.17 0.07 90.40 15:00:16 2 9.01 0.00 0.40 0.06 0.06 90.46 15:00:16 3 8.86 0.00 0.42 0.35 0.06 90.30 15:10:23 all 10.00 0.00 0.46 0.14 0.08 89.31 15:10:23 0 9.65 0.00 0.39 0.16 0.07 89.73 15:10:23 1 10.03 0.00 0.47 0.13 0.09 89.29 15:10:23 2 9.87 0.00 0.54 0.06 0.08 89.46 15:10:23 3 10.47 0.00 0.46 0.21 0.08 88.78 Average: all 28.62 0.00 1.31 0.42 0.09 69.57 Average: 0 28.55 0.00 1.30 0.44 0.09 69.62 Average: 1 28.65 0.00 1.29 0.43 0.09 69.55 Average: 2 28.54 0.00 1.34 0.38 0.09 69.65 Average: 3 28.72 0.00 1.32 0.42 0.09 69.45