---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-61922 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 13G 66G 16% / 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 677 8550 4 6760 14967 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:63:e5:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.82/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84392sec preferred_lft 84392sec inet6 fe80::f816:3eff:fe63:e5c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:cf:ab:60:9b:a7 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-61922) 10/04/26 _x86_64_ (4 CPU) 05:23:24 LINUX RESTART (4 CPU) 05:30:15 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:40:00 24.69 0.03 21.95 2.70 0.38 2253.92 16871.75 05:50:21 25.68 0.02 23.20 2.47 0.44 4008.14 21014.11 Average: 25.20 0.02 22.59 2.58 0.41 3157.36 19005.11 05:30:15 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:40:00 9464900 13499616 2453688 14.99 152468 3981164 2681296 15.39 736820 5741464 12648 05:50:21 6402604 11404740 4544872 27.76 166836 4891152 4612364 26.47 1017676 8474540 256 Average: 7933752 12452178 3499280 21.37 159652 4436158 3646830 20.93 877248 7108002 6452 05:30:15 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:40:00 lo 1440.57 1440.57 1368.33 1368.33 0.00 0.00 0.00 0.00 05:40:00 ens3 34.09 27.39 21.88 10.40 0.00 0.00 0.00 0.00 05:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 05:50:21 lo 1084.14 1084.14 3163.65 3163.65 0.00 0.00 0.00 0.00 05:50:21 ens3 34.80 27.40 36.97 10.28 0.00 0.00 0.00 0.00 05:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1257.00 1257.00 2292.94 2292.94 0.00 0.00 0.00 0.00 Average: ens3 34.45 27.40 29.65 10.34 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-61922) 10/04/26 _x86_64_ (4 CPU) 05:23:24 LINUX RESTART (4 CPU) 05:30:15 CPU %user %nice %system %iowait %steal %idle 05:40:00 all 65.68 0.00 2.62 0.09 0.04 31.57 05:40:00 0 65.66 0.00 2.41 0.10 0.04 31.80 05:40:00 1 66.32 0.00 2.84 0.09 0.04 30.71 05:40:00 2 66.12 0.00 2.45 0.11 0.05 31.26 05:40:00 3 64.61 0.00 2.78 0.07 0.04 32.50 05:50:21 all 53.42 0.00 2.34 0.14 0.02 44.07 05:50:21 0 51.10 0.00 2.58 0.20 0.02 46.10 05:50:21 1 54.40 0.00 2.24 0.21 0.02 43.13 05:50:21 2 52.20 0.00 2.11 0.08 0.02 45.59 05:50:21 3 55.98 0.00 2.44 0.08 0.02 41.48 Average: all 59.37 0.00 2.48 0.12 0.03 38.01 Average: 0 58.16 0.00 2.50 0.15 0.03 39.16 Average: 1 60.18 0.00 2.53 0.15 0.03 37.10 Average: 2 58.96 0.00 2.28 0.09 0.03 38.64 Average: 3 60.17 0.00 2.60 0.07 0.03 37.12