---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3016 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 68G 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 10221 4 5088 14967 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:86:f6:b9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84610sec preferred_lft 84610sec inet6 fe80::f816:3eff:fe86:f6b9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:5b:e4:c5:9a:aa 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-3016) 01/22/26 _x86_64_ (4 CPU) 10:53:21 LINUX RESTART (4 CPU) 11:00:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:10:01 14.61 2.02 11.63 0.96 131.54 2829.68 370.20 11:20:04 33.75 0.92 28.77 4.06 30.01 4542.16 4378.37 Average: 24.23 1.47 20.24 2.52 80.52 3690.21 2384.34 11:00:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:10:01 10216992 13871220 2086788 12.75 138792 3638408 2445300 14.04 803508 4974516 21164 11:20:04 10507756 15357920 591580 3.61 171676 4713232 1105352 6.34 1132008 4229364 212 Average: 10362374 14614570 1339184 8.18 155234 4175820 1775326 10.19 967758 4601940 10688 11:00:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:10:01 lo 1.31 1.31 0.13 0.13 0.00 0.00 0.00 0.00 11:10:01 ens3 89.06 69.43 505.85 19.79 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:20:04 lo 1520.78 1520.78 1443.78 1443.78 0.00 0.00 0.00 0.00 11:20:04 ens3 81.98 71.12 426.80 91.55 0.00 0.00 0.00 0.00 11:20:04 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 764.86 764.86 725.58 725.58 0.00 0.00 0.00 0.00 Average: ens3 85.50 70.28 466.12 55.85 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-3016) 01/22/26 _x86_64_ (4 CPU) 10:53:21 LINUX RESTART (4 CPU) 11:00:04 CPU %user %nice %system %iowait %steal %idle 11:10:01 all 68.48 0.00 2.21 0.08 0.11 29.12 11:10:01 0 67.83 0.00 1.96 0.11 0.11 29.99 11:10:01 1 66.96 0.00 2.11 0.07 0.11 30.75 11:10:01 2 66.71 0.00 2.14 0.06 0.11 30.98 11:10:01 3 72.41 0.00 2.64 0.09 0.10 24.76 11:20:04 all 60.24 0.00 2.55 0.13 0.10 36.98 11:20:04 0 59.98 0.00 2.67 0.21 0.10 37.04 11:20:04 1 59.81 0.00 2.68 0.10 0.10 37.32 11:20:04 2 59.56 0.00 2.51 0.15 0.10 37.68 11:20:04 3 61.59 0.00 2.34 0.08 0.09 35.89 Average: all 64.34 0.00 2.38 0.11 0.10 33.07 Average: 0 63.89 0.00 2.32 0.16 0.10 33.53 Average: 1 63.36 0.00 2.40 0.09 0.11 34.05 Average: 2 63.12 0.00 2.33 0.10 0.10 34.35 Average: 3 66.97 0.00 2.49 0.09 0.10 30.35