---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62218 5.15.0-198-generic #208-Ubuntu SMP Fri Sep 4 10:22:38 UTC 2026 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 13G 65G 17% / 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 665 8369 4 6953 14979 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:05:74:c3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.134/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84143sec preferred_lft 84143sec inet6 fe80::f816:3eff:fe05:74c3/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 36:c2:21:a8:c0:46 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62218) 10/05/26 _x86_64_ (4 CPU) 13:55:23 LINUX RESTART (4 CPU) 14:00:25 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:10:21 26.33 0.30 22.78 3.25 34.09 3037.31 37717.17 14:20:25 31.41 0.03 28.27 3.11 0.64 4385.79 29786.37 14:30:25 10.11 0.17 9.01 0.93 10.67 6243.95 2720.35 Average: 22.63 0.17 20.03 2.43 15.06 4558.40 23392.01 14:00:25 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:10:21 8832848 12862856 3091272 18.88 152216 3977156 3093604 17.76 740832 6384140 23840 14:20:25 7112656 12149132 3800320 23.21 168676 4921844 3672320 21.08 1018780 7772096 1824 14:30:25 8583260 15342632 601332 3.67 187768 6569864 1157832 6.65 1674348 5558624 132 Average: 8176255 13451540 2497641 15.25 169553 5156288 2641252 15.16 1144653 6571620 8599 14:00:25 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:10:21 lo 1423.56 1423.56 1351.64 1351.64 0.00 0.00 0.00 0.00 14:10:21 ens3 63.54 46.15 372.93 13.01 0.00 0.00 0.00 0.00 14:10:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:20:25 lo 1428.26 1428.26 1358.15 1358.15 0.00 0.00 0.00 0.00 14:20:25 ens3 33.25 27.49 28.80 11.03 0.00 0.00 0.00 0.00 14:20:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:25 lo 2552.97 2552.97 9290.01 9290.01 0.00 0.00 0.00 0.00 14:30:25 ens3 43.90 47.50 104.87 399.29 0.00 0.00 0.00 0.00 14:30:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1801.60 1801.60 3999.95 3999.95 0.00 0.00 0.00 0.00 Average: ens3 46.83 40.34 168.18 141.11 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-62218) 10/05/26 _x86_64_ (4 CPU) 13:55:23 LINUX RESTART (4 CPU) 14:00:25 CPU %user %nice %system %iowait %steal %idle 14:10:21 all 66.70 0.00 2.63 0.09 0.02 30.55 14:10:21 0 65.42 0.00 2.72 0.11 0.02 31.73 14:10:21 1 67.81 0.00 2.59 0.06 0.02 29.52 14:10:21 2 67.23 0.00 2.53 0.10 0.02 30.12 14:10:21 3 66.35 0.00 2.69 0.09 0.03 30.84 14:20:25 all 58.56 0.00 2.80 0.19 0.03 38.42 14:20:25 0 59.60 0.00 2.74 0.18 0.03 37.45 14:20:25 1 57.74 0.00 2.85 0.26 0.03 39.12 14:20:25 2 59.09 0.00 3.08 0.13 0.02 37.68 14:20:25 3 57.82 0.00 2.50 0.20 0.03 39.45 14:30:25 all 28.39 0.00 1.33 0.10 0.02 70.17 14:30:25 0 26.18 0.00 1.53 0.02 0.02 72.26 14:30:25 1 27.98 0.00 1.10 0.17 0.02 70.73 14:30:25 2 29.45 0.00 1.01 0.07 0.02 69.45 14:30:25 3 29.95 0.00 1.66 0.14 0.02 68.24 Average: all 51.19 0.00 2.25 0.13 0.02 46.41 Average: 0 50.38 0.00 2.33 0.11 0.02 47.17 Average: 1 51.14 0.00 2.18 0.16 0.02 46.50 Average: 2 51.90 0.00 2.21 0.10 0.02 45.77 Average: 3 51.33 0.00 2.28 0.14 0.02 46.22