---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3065 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 668 10577 4 4743 14977 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:6b:85:ec brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84511sec preferred_lft 84511sec inet6 fe80::f816:3eff:fe6b:85ec/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:e2:7a:4b:53:ea 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-3065) 01/22/26 _x86_64_ (4 CPU) 15:50:41 LINUX RESTART (4 CPU) 16:00:14 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:10:14 13.58 0.67 11.90 1.02 25.08 3024.89 504.97 16:20:14 44.57 0.62 26.09 17.86 22.51 4225.88 251480.39 Average: 29.08 0.65 18.99 9.44 23.79 3625.39 125992.68 16:00:14 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:10:14 10078336 13556208 2401912 14.67 142308 3442016 2645316 15.18 685948 5209948 108912 16:20:14 10881296 15377556 573772 3.50 166960 4368984 1083156 6.22 964092 4036468 20 Average: 10479816 14466882 1487842 9.09 154634 3905500 1864236 10.70 825020 4623208 54466 16:00:14 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:10:14 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 16:10:14 ens3 67.20 52.38 143.85 23.77 0.00 0.00 0.00 0.00 16:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:20:14 lo 1523.29 1523.29 1443.47 1443.47 0.00 0.00 0.00 0.00 16:20:14 ens3 102.16 86.14 411.55 122.16 0.00 0.00 0.00 0.00 16:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 762.34 762.34 721.80 721.80 0.00 0.00 0.00 0.00 Average: ens3 84.68 69.26 277.70 72.96 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-3065) 01/22/26 _x86_64_ (4 CPU) 15:50:41 LINUX RESTART (4 CPU) 16:00:14 CPU %user %nice %system %iowait %steal %idle 16:10:14 all 74.06 0.00 2.34 0.17 0.12 23.31 16:10:14 0 75.50 0.00 2.53 0.19 0.12 21.66 16:10:14 1 73.36 0.00 2.39 0.15 0.12 23.97 16:10:14 2 74.41 0.00 1.96 0.09 0.12 23.42 16:10:14 3 72.98 0.00 2.47 0.23 0.13 24.19 16:20:14 all 52.96 0.00 2.30 0.11 0.11 44.53 16:20:14 0 50.72 0.00 2.19 0.11 0.11 46.87 16:20:14 1 56.00 0.00 2.22 0.09 0.11 41.59 16:20:14 2 55.25 0.00 2.67 0.18 0.11 41.80 16:20:14 3 49.87 0.00 2.11 0.05 0.11 47.86 Average: all 63.51 0.00 2.32 0.14 0.12 33.92 Average: 0 63.11 0.00 2.36 0.15 0.11 34.26 Average: 1 64.67 0.00 2.30 0.12 0.12 32.79 Average: 2 64.82 0.00 2.31 0.13 0.12 32.61 Average: 3 61.42 0.00 2.29 0.14 0.12 36.03