---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-58005 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 12G 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 727 9477 4 5783 14918 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:fe:6e:4c brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.45/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84642sec preferred_lft 84642sec inet6 fe80::f816:3eff:fefe:6e4c/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:3d:74:3f:19:33 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-58005) 09/24/26 _x86_64_ (4 CPU) 15:47:24 LINUX RESTART (4 CPU) 15:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:12 26.95 1.99 22.77 2.19 128.11 5032.28 11158.22 16:10:01 31.15 0.08 27.95 3.12 1.82 6248.50 23205.85 Average: 29.02 1.05 25.31 2.65 66.04 5630.07 17079.82 15:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:12 8791368 12831676 3122472 19.07 158232 3956132 3430692 19.69 750188 6391444 186068 16:10:01 7488436 12807196 3141060 19.18 189132 5137508 3588904 20.60 1028936 7346516 21152 Average: 8139902 12819436 3131766 19.13 173682 4546820 3509798 20.15 889562 6868980 103610 15:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:12 lo 995.20 995.20 948.40 948.40 0.00 0.00 0.00 0.00 16:00:12 ens3 75.64 56.80 381.22 14.84 0.00 0.00 0.00 0.00 16:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1226.80 1226.80 1169.25 1169.25 0.00 0.00 0.00 0.00 16:10:01 ens3 63.72 48.51 261.85 13.35 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1109.04 1109.04 1056.95 1056.95 0.00 0.00 0.00 0.00 Average: ens3 69.78 52.73 322.54 14.11 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-58005) 09/24/26 _x86_64_ (4 CPU) 15:47:24 LINUX RESTART (4 CPU) 15:50:03 CPU %user %nice %system %iowait %steal %idle 16:00:12 all 65.47 0.00 2.50 0.09 0.03 31.91 16:00:12 0 66.30 0.00 2.55 0.07 0.03 31.05 16:00:12 1 64.90 0.00 2.37 0.04 0.03 32.66 16:00:12 2 65.68 0.00 2.95 0.08 0.03 31.26 16:00:12 3 65.00 0.00 2.12 0.16 0.03 32.69 16:10:01 all 56.31 0.00 2.58 0.12 0.03 40.97 16:10:01 0 54.09 0.00 2.44 0.12 0.03 43.31 16:10:01 1 54.85 0.00 2.50 0.11 0.03 42.51 16:10:01 2 57.17 0.00 2.62 0.12 0.03 40.07 16:10:01 3 59.11 0.00 2.75 0.13 0.03 37.98 Average: all 60.97 0.00 2.54 0.10 0.03 36.36 Average: 0 60.30 0.00 2.50 0.10 0.03 37.08 Average: 1 59.96 0.00 2.43 0.07 0.03 37.50 Average: 2 61.50 0.00 2.79 0.10 0.03 35.59 Average: 3 62.11 0.00 2.43 0.14 0.03 35.29