---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-58656 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 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 675 10368 4 4945 14970 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:55:4a:5e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.113/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84963sec preferred_lft 84963sec inet6 fe80::f816:3eff:fe55:4a5e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:68:94:ec:29:c4 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-58656) 09/25/26 _x86_64_ (4 CPU) 14:39:24 LINUX RESTART (4 CPU) 14:40:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:50:00 25.37 3.19 20.75 1.43 182.24 5343.00 981.60 15:00:00 28.18 0.96 23.59 3.64 35.20 4729.67 4345.09 Average: 26.79 2.06 22.18 2.55 107.85 5032.71 2683.21 14:40:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:50:00 10478300 13933696 2025012 12.37 136880 3435936 2506120 14.39 574880 4922624 29960 15:00:00 10686208 15389020 561324 3.43 175904 4552452 1115156 6.40 908712 4279664 44 Average: 10582254 14661358 1293168 7.90 156392 3994194 1810638 10.39 741796 4601144 15002 14:40:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:50:00 lo 3.13 3.13 0.32 0.32 0.00 0.00 0.00 0.00 14:50:00 ens3 144.17 112.25 826.95 23.91 0.00 0.00 0.00 0.00 14:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:00:00 lo 1613.08 1613.08 1533.35 1533.35 0.00 0.00 0.00 0.00 15:00:00 ens3 103.12 85.52 462.69 81.25 0.00 0.00 0.00 0.00 15:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 817.61 817.61 775.89 775.89 0.00 0.00 0.00 0.00 Average: ens3 123.40 98.73 642.67 52.92 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-58656) 09/25/26 _x86_64_ (4 CPU) 14:39:24 LINUX RESTART (4 CPU) 14:40:14 CPU %user %nice %system %iowait %steal %idle 14:50:00 all 64.76 0.00 2.54 0.21 0.03 32.46 14:50:00 0 63.33 0.00 2.54 0.55 0.02 33.55 14:50:00 1 62.72 0.00 2.35 0.06 0.03 34.84 14:50:00 2 63.71 0.00 2.53 0.10 0.03 33.63 14:50:00 3 69.28 0.00 2.73 0.14 0.03 27.83 15:00:00 all 61.60 0.00 2.70 0.09 0.03 35.58 15:00:00 0 63.95 0.00 3.04 0.08 0.02 32.91 15:00:00 1 58.84 0.00 2.46 0.12 0.02 38.56 15:00:00 2 62.61 0.00 2.83 0.10 0.03 34.43 15:00:00 3 61.01 0.00 2.47 0.09 0.03 36.42 Average: all 63.16 0.00 2.62 0.15 0.03 34.04 Average: 0 63.64 0.00 2.79 0.31 0.02 33.23 Average: 1 60.75 0.00 2.40 0.09 0.02 36.73 Average: 2 63.16 0.00 2.68 0.10 0.03 34.03 Average: 3 65.09 0.00 2.60 0.11 0.03 32.17