---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-63358 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 10G 68G 13% / 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 10969 4 4354 14980 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:aa:16:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.108/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 85016sec preferred_lft 85016sec inet6 fe80::f816:3eff:feaa:16f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 56:d2:d2:35:92:29 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-63358) 10/10/26 _x86_64_ (4 CPU) 21:39:22 LINUX RESTART (4 CPU) 21:40:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:01 20.49 3.10 16.59 0.80 171.25 4371.01 876.30 22:00:25 16.81 0.49 15.00 1.32 19.09 2225.55 11842.92 Average: 18.60 1.76 15.77 1.07 92.95 3266.98 6519.60 21:40:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:01 8599796 11686348 4276524 26.12 110312 3141196 4590628 26.35 468556 6955060 776 22:00:25 8621964 12311676 3646932 22.27 131576 3687992 3965580 22.76 661644 6715628 113676 Average: 8610880 11999012 3961728 24.20 120944 3414594 4278104 24.56 565100 6835344 57226 21:40:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:01 lo 0.66 0.66 0.16 0.16 0.00 0.00 0.00 0.00 21:50:01 ens3 96.95 78.73 909.11 10.58 0.00 0.00 0.00 0.00 21:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:25 lo 480.26 480.26 458.30 458.30 0.00 0.00 0.00 0.00 22:00:25 ens3 61.22 45.51 463.75 7.34 0.00 0.00 0.00 0.00 22:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 247.46 247.46 235.91 235.91 0.00 0.00 0.00 0.00 Average: ens3 78.57 61.64 679.93 8.92 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 5.15.0-198-generic (prd-ubuntu2204-docker-4c-4g-63358) 10/10/26 _x86_64_ (4 CPU) 21:39:22 LINUX RESTART (4 CPU) 21:40:12 CPU %user %nice %system %iowait %steal %idle 21:50:01 all 48.33 0.00 1.33 0.23 0.04 50.07 21:50:01 0 46.96 0.00 1.36 0.32 0.03 51.33 21:50:01 1 46.83 0.00 1.23 0.10 0.03 51.82 21:50:01 2 52.00 0.00 1.21 0.38 0.04 46.37 21:50:01 3 47.55 0.00 1.51 0.12 0.04 50.78 22:00:25 all 51.92 0.00 1.42 0.08 0.04 46.54 22:00:25 0 42.65 0.00 1.44 0.10 0.02 55.78 22:00:25 1 55.22 0.00 1.37 0.13 0.05 43.23 22:00:25 2 46.32 0.00 1.46 0.05 0.03 52.13 22:00:25 3 63.51 0.00 1.39 0.04 0.06 35.00 Average: all 50.18 0.00 1.37 0.15 0.04 48.26 Average: 0 44.74 0.00 1.40 0.21 0.03 53.62 Average: 1 51.14 0.00 1.30 0.11 0.04 47.40 Average: 2 49.08 0.00 1.34 0.21 0.04 49.33 Average: 3 55.76 0.00 1.45 0.08 0.05 42.66