---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-62266 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: 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 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 11G 67G 14% / 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 651 10232 4 5105 14994 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:47:e3:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.236/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84945sec preferred_lft 84945sec inet6 fe80::f816:3eff:fe47:e30a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c2:e9:1e:d6:55:2d 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-62266) 10/05/26 _x86_64_ (4 CPU) 17:09:22 LINUX RESTART (4 CPU) 17:10:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:20:01 24.52 3.28 20.04 1.20 182.98 4691.56 873.09 17:30:01 11.64 0.51 10.39 0.74 19.82 1943.51 2484.32 Average: 18.05 1.89 15.19 0.97 100.95 3309.92 1683.17 17:10:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:20:01 9631708 12837684 3123724 19.08 118500 3244220 3360132 19.29 513244 5867684 408 17:30:01 9864888 13567976 2389380 14.59 137812 3689516 2546244 14.62 695180 5390892 11400 Average: 9748298 13202830 2756552 16.84 128156 3466868 2953188 16.95 604212 5629288 5904 17:10:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:20:01 lo 0.90 0.90 0.09 0.09 0.00 0.00 0.00 0.00 17:20:01 ens3 144.23 106.57 966.81 12.63 0.00 0.00 0.00 0.00 17:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:30:01 lo 196.85 196.85 187.61 187.61 0.00 0.00 0.00 0.00 17:30:01 ens3 58.02 43.66 479.04 4.76 0.00 0.00 0.00 0.00 17:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 99.42 99.42 94.37 94.37 0.00 0.00 0.00 0.00 Average: ens3 100.89 74.94 721.58 8.67 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-62266) 10/05/26 _x86_64_ (4 CPU) 17:09:22 LINUX RESTART (4 CPU) 17:10:07 CPU %user %nice %system %iowait %steal %idle 17:20:01 all 51.35 0.00 1.40 0.22 0.03 47.01 17:20:01 0 51.06 0.00 1.64 0.12 0.03 47.15 17:20:01 1 49.43 0.00 1.25 0.09 0.02 49.21 17:20:01 2 53.05 0.00 1.19 0.56 0.03 45.17 17:20:01 3 51.86 0.00 1.49 0.10 0.03 46.52 17:30:01 all 56.62 0.00 1.04 0.11 0.04 42.20 17:30:01 0 44.70 0.00 1.12 0.10 0.03 54.04 17:30:01 1 53.42 0.00 1.06 0.07 0.04 45.42 17:30:01 2 58.07 0.00 0.98 0.04 0.04 40.88 17:30:01 3 70.27 0.00 0.99 0.25 0.04 28.45 Average: all 54.00 0.00 1.21 0.16 0.03 44.59 Average: 0 47.87 0.00 1.38 0.11 0.03 50.61 Average: 1 51.43 0.00 1.15 0.08 0.03 47.30 Average: 2 55.58 0.00 1.08 0.30 0.03 43.01 Average: 3 61.11 0.00 1.24 0.17 0.04 37.44