---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5107 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 UTC 2025 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: 5599.99 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 nrip_save 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 627 10272 4 5088 15018 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:48:dc:e5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.193/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84827sec preferred_lft 84827sec inet6 fe80::f816:3eff:fe48:dce5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:d2:59:2f:e5:4f 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5107) 01/27/26 _x86_64_ (4 CPU) 21:39:52 LINUX RESTART (4 CPU) 21:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:22 54.82 10.96 42.35 1.51 1973.57 8536.67 14784.32 22:00:22 2.88 0.05 2.73 0.10 3.40 336.60 18.59 Average: 29.31 5.60 22.89 0.82 1005.88 4509.03 7531.82 21:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:22 9774916 13040152 2921372 17.84 114560 3318456 3161336 18.15 705224 5551508 7604 22:00:22 10116496 13513820 2447016 14.95 118676 3436224 2684312 15.41 732440 5172132 47152 Average: 9945706 13276986 2684194 16.39 116618 3377340 2922824 16.78 718832 5361820 27378 21:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:22 lo 0.66 0.66 0.07 0.07 0.00 0.00 0.00 0.00 21:50:22 ens3 112.09 79.56 1047.81 14.22 0.00 0.00 0.00 0.00 21:50:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:22 lo 0.53 0.53 0.37 0.37 0.00 0.00 0.00 0.00 22:00:22 ens3 5.33 4.53 30.15 1.05 0.00 0.00 0.00 0.00 22:00:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.59 0.59 0.22 0.22 0.00 0.00 0.00 0.00 Average: ens3 59.65 42.71 547.96 7.75 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-5107) 01/27/26 _x86_64_ (4 CPU) 21:39:52 LINUX RESTART (4 CPU) 21:40:00 CPU %user %nice %system %iowait %steal %idle 21:50:22 all 47.91 0.00 1.48 0.70 0.08 49.83 21:50:22 0 50.35 0.00 1.40 0.48 0.08 47.69 21:50:22 1 40.93 0.00 1.37 0.73 0.08 56.89 21:50:22 2 45.22 0.00 1.56 1.15 0.08 51.99 21:50:22 3 55.12 0.00 1.60 0.45 0.08 42.74 22:00:22 all 42.87 0.00 0.49 0.02 0.07 56.55 22:00:22 0 32.91 0.00 0.53 0.02 0.06 66.47 22:00:22 1 73.99 0.00 0.49 0.00 0.08 25.44 22:00:22 2 36.69 0.00 0.48 0.01 0.07 62.75 22:00:22 3 27.93 0.00 0.45 0.04 0.07 71.53 Average: all 45.43 0.00 0.99 0.37 0.08 53.13 Average: 0 41.78 0.00 0.97 0.25 0.07 56.92 Average: 1 57.17 0.00 0.94 0.38 0.08 41.44 Average: 2 41.02 0.00 1.03 0.59 0.07 57.28 Average: 3 41.75 0.00 1.03 0.24 0.07 56.90