---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5085 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 678 10225 4 5085 14968 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:61:15:89 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84806sec preferred_lft 84806sec inet6 fe80::f816:3eff:fe61:1589/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:72:06:cb:a3:88 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-5085) 01/27/26 _x86_64_ (4 CPU) 21:36:50 LINUX RESTART (4 CPU) 21:40:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:07 26.02 1.76 10.46 13.80 651.95 2680.26 246890.14 22:00:07 11.33 0.54 10.20 0.59 20.32 1738.04 1588.25 Average: 18.70 1.15 10.33 7.22 337.16 2210.68 124636.53 21:40:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:07 8725656 12004692 3956792 24.17 114228 3332348 4102244 23.55 713092 6591280 1576 22:00:07 8639964 12610792 3346440 20.44 132496 3967944 3460124 19.86 916688 6431896 264532 Average: 8682810 12307742 3651616 22.30 123362 3650146 3781184 21.70 814890 6511588 133054 21:40:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:07 lo 0.71 0.71 0.39 0.39 0.00 0.00 0.00 0.00 21:50:07 ens3 36.91 27.64 431.78 4.21 0.00 0.00 0.00 0.00 21:50:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:07 lo 225.05 225.05 214.18 214.18 0.00 0.00 0.00 0.00 22:00:07 ens3 32.65 23.84 408.84 3.15 0.00 0.00 0.00 0.00 22:00:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 112.51 112.51 106.94 106.94 0.00 0.00 0.00 0.00 Average: ens3 34.79 25.74 420.35 3.68 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-5085) 01/27/26 _x86_64_ (4 CPU) 21:36:50 LINUX RESTART (4 CPU) 21:40:03 CPU %user %nice %system %iowait %steal %idle 21:50:07 all 50.18 0.00 1.07 0.10 0.08 48.58 21:50:07 0 48.15 0.00 0.93 0.06 0.08 50.79 21:50:07 1 44.53 0.00 0.93 0.08 0.09 54.38 21:50:07 2 58.27 0.00 1.14 0.12 0.08 40.40 21:50:07 3 49.78 0.00 1.28 0.13 0.08 48.73 22:00:07 all 48.42 0.00 0.92 0.11 0.08 50.47 22:00:07 0 35.66 0.00 0.92 0.02 0.08 63.31 22:00:07 1 45.87 0.00 0.92 0.13 0.08 53.01 22:00:07 2 38.07 0.00 0.95 0.27 0.08 60.64 22:00:07 3 74.12 0.00 0.88 0.01 0.09 24.89 Average: all 49.30 0.00 0.99 0.10 0.08 49.52 Average: 0 41.93 0.00 0.93 0.04 0.08 57.03 Average: 1 45.20 0.00 0.92 0.11 0.08 53.69 Average: 2 48.17 0.00 1.04 0.19 0.08 50.51 Average: 3 61.90 0.00 1.08 0.07 0.09 36.86