---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3912 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 11G 67G 15% / 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 725 9586 4 5677 14921 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:a4:ae:26 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.106/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 80811sec preferred_lft 80811sec inet6 fe80::f816:3eff:fea4:ae26/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:20:c5:1c:da:e2 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-4g-3912) 12/05/25 _x86_64_ (4 CPU) 11:14:18 LINUX RESTART (4 CPU) 11:20:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:07 1.56 0.00 1.54 0.01 0.04 21.30 614.08 11:40:01 1.14 0.00 1.14 0.00 0.00 14.32 0.00 11:50:22 1.26 0.00 1.26 0.00 0.00 15.06 0.00 12:00:23 1.19 0.00 1.19 0.00 0.00 14.44 0.00 12:10:01 1.24 0.00 1.23 0.00 0.25 14.66 0.01 12:20:22 39.10 4.13 34.35 0.62 242.86 2800.62 1069.40 12:30:23 16.21 0.46 14.29 1.45 15.51 3705.09 3522.53 12:40:01 54.47 0.00 44.08 10.38 0.00 2637.99 17155.72 Average: 14.45 0.59 12.34 1.51 33.42 1153.75 2722.30 11:20:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:07 13389436 15513416 499256 3.05 60380 2287208 1125480 6.46 389116 2326264 232 11:40:01 13402672 15527144 485616 2.97 60716 2287352 1125656 6.46 389476 2331576 144 11:50:22 13401188 15526040 486708 2.97 61100 2287360 1125736 6.46 389840 2331536 24 12:00:23 13399676 15524952 487796 2.98 61372 2287496 1125736 6.46 390112 2331732 12 12:10:01 13398920 15524612 488072 2.98 61712 2287580 1125720 6.46 390436 2331948 204 12:20:22 11491496 14458636 1507312 9.21 108356 3042672 1892776 10.86 618476 3952948 34524 12:30:23 9236276 13327428 2626700 16.04 170484 4009592 2895444 16.62 882860 5826304 106760 12:40:01 8862328 13270352 2679984 16.37 198828 4266140 2951632 16.94 971388 6083124 115012 Average: 12072749 14834072 1157680 7.07 97868 2844425 1671022 9.59 552713 3439429 32114 11:20:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:07 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:30:07 ens3 0.44 0.13 0.09 0.05 0.00 0.00 0.00 0.00 11:30:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:40:01 ens3 0.97 0.69 0.20 0.68 0.00 0.00 0.00 0.00 11:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:50:22 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 11:50:22 ens3 1.23 0.16 0.24 0.09 0.00 0.00 0.00 0.00 11:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:23 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:00:23 ens3 0.24 0.08 0.05 0.02 0.00 0.00 0.00 0.00 12:00:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:10:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 12:10:01 ens3 0.25 0.07 0.03 0.01 0.00 0.00 0.00 0.00 12:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:20:22 lo 0.37 0.37 0.03 0.03 0.00 0.00 0.00 0.00 12:20:22 ens3 65.62 48.02 568.80 9.56 0.00 0.00 0.00 0.00 12:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:30:23 lo 456.94 456.94 434.48 434.48 0.00 0.00 0.00 0.00 12:30:23 ens3 63.64 51.76 296.47 13.94 0.00 0.00 0.00 0.00 12:30:23 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:40:01 lo 5676.25 5676.25 5410.39 5410.39 0.00 0.00 0.00 0.00 12:40:01 ens3 42.44 35.76 16.31 11.01 0.00 0.00 0.00 0.00 12:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 740.69 740.69 705.77 705.77 0.00 0.00 0.00 0.00 Average: ens3 21.96 17.14 112.77 4.41 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-4g-3912) 12/05/25 _x86_64_ (4 CPU) 11:14:18 LINUX RESTART (4 CPU) 11:20:00 CPU %user %nice %system %iowait %steal %idle 11:30:07 all 0.11 0.00 0.03 0.01 0.01 99.84 11:30:07 0 0.01 0.00 0.02 0.01 0.01 99.95 11:30:07 1 0.35 0.00 0.04 0.00 0.02 99.59 11:30:07 2 0.03 0.00 0.04 0.00 0.01 99.91 11:30:07 3 0.02 0.00 0.03 0.02 0.01 99.91 11:40:01 all 0.15 0.00 0.03 0.01 0.01 99.79 11:40:01 0 0.03 0.00 0.02 0.02 0.01 99.92 11:40:01 1 0.16 0.00 0.03 0.01 0.02 99.79 11:40:01 2 0.03 0.00 0.03 0.00 0.01 99.93 11:40:01 3 0.40 0.00 0.04 0.00 0.02 99.53 11:50:22 all 0.03 0.00 0.03 0.01 0.01 99.93 11:50:22 0 0.03 0.00 0.02 0.00 0.01 99.94 11:50:22 1 0.01 0.00 0.03 0.02 0.01 99.93 11:50:22 2 0.03 0.00 0.05 0.00 0.01 99.91 11:50:22 3 0.02 0.00 0.01 0.00 0.01 99.95 12:00:23 all 0.16 0.00 0.03 0.01 0.01 99.80 12:00:23 0 0.56 0.00 0.02 0.00 0.01 99.41 12:00:23 1 0.01 0.00 0.03 0.02 0.01 99.92 12:00:23 2 0.02 0.00 0.02 0.00 0.00 99.95 12:00:23 3 0.03 0.00 0.04 0.00 0.02 99.90 12:10:01 all 0.04 0.00 0.03 0.01 0.01 99.91 12:10:01 0 0.03 0.00 0.01 0.02 0.01 99.94 12:10:01 1 0.02 0.00 0.03 0.02 0.01 99.92 12:10:01 2 0.02 0.00 0.03 0.00 0.01 99.94 12:10:01 3 0.08 0.00 0.04 0.01 0.01 99.86 12:20:22 all 10.30 0.00 0.54 0.28 0.03 88.85 12:20:22 0 9.71 0.00 0.52 0.14 0.02 89.62 12:20:22 1 11.16 0.00 0.51 0.28 0.04 88.01 12:20:22 2 11.23 0.00 0.59 0.27 0.03 87.88 12:20:22 3 9.09 0.00 0.55 0.44 0.03 89.89 12:30:23 all 69.34 0.00 2.45 0.13 0.14 27.94 12:30:23 0 69.47 0.00 2.37 0.17 0.14 27.85 12:30:23 1 68.89 0.00 2.41 0.13 0.15 28.43 12:30:23 2 70.64 0.00 2.50 0.12 0.14 26.60 12:30:23 3 68.34 0.00 2.52 0.12 0.15 28.88 12:40:01 all 62.12 0.00 4.14 0.24 0.10 33.40 12:40:01 0 62.00 0.00 4.03 0.24 0.10 33.63 12:40:01 1 61.22 0.00 4.13 0.26 0.10 34.28 12:40:01 2 62.29 0.00 3.65 0.16 0.10 33.79 12:40:01 3 62.98 0.00 4.77 0.27 0.10 31.88 Average: all 17.50 0.00 0.89 0.09 0.04 81.48 Average: 0 17.47 0.00 0.86 0.07 0.04 81.56 Average: 1 17.46 0.00 0.88 0.09 0.04 81.52 Average: 2 17.76 0.00 0.85 0.07 0.04 81.28 Average: 3 17.32 0.00 0.98 0.11 0.04 81.55