---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5697 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: 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 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 12G 66G 16% / 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 684 8774 4 6530 14962 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:74:f7:4e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.133/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84341sec preferred_lft 84341sec inet6 fe80::f816:3eff:fe74:f74e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e6:9b:90:f4:4a:fa 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-5697) 01/29/26 _x86_64_ (4 CPU) 08:33:38 LINUX RESTART (4 CPU) 08:40:19 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:50:01 25.05 0.05 22.14 2.86 5.43 2283.56 4968.33 09:00:02 25.62 0.02 23.03 2.57 0.45 4246.94 4920.11 Average: 25.34 0.04 22.59 2.71 2.90 3280.72 4943.84 08:40:19 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:50:01 9069128 12773568 3182600 19.44 147188 3673536 3375440 19.37 800844 6106904 21044 09:00:02 5357836 10091204 5861120 35.80 161108 4644452 5605640 32.18 1093128 9464108 324 Average: 7213482 11432386 4521860 27.62 154148 4158994 4490540 25.78 946986 7785506 10684 08:40:19 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:50:01 lo 1187.98 1187.98 1124.51 1124.51 0.00 0.00 0.00 0.00 08:50:01 ens3 43.16 33.78 26.39 11.42 0.00 0.00 0.00 0.00 08:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:00:02 lo 1057.61 1057.61 3059.08 3059.08 0.00 0.00 0.00 0.00 09:00:02 ens3 38.75 30.39 29.75 10.63 0.00 0.00 0.00 0.00 09:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1121.77 1121.77 2107.03 2107.03 0.00 0.00 0.00 0.00 Average: ens3 40.92 32.05 28.10 11.02 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-5697) 01/29/26 _x86_64_ (4 CPU) 08:33:38 LINUX RESTART (4 CPU) 08:40:19 CPU %user %nice %system %iowait %steal %idle 08:50:01 all 64.33 0.00 2.35 0.13 0.12 33.08 08:50:01 0 64.08 0.00 2.30 0.13 0.12 33.36 08:50:01 1 66.36 0.00 2.51 0.14 0.12 30.87 08:50:01 2 62.57 0.00 2.54 0.09 0.12 34.68 08:50:01 3 64.30 0.00 2.04 0.14 0.12 33.40 09:00:02 all 54.45 0.00 2.14 0.25 0.10 43.05 09:00:02 0 55.98 0.00 2.35 0.70 0.11 40.86 09:00:02 1 52.55 0.00 2.06 0.14 0.10 45.15 09:00:02 2 51.57 0.00 2.27 0.07 0.11 45.98 09:00:02 3 57.71 0.00 1.87 0.09 0.10 40.23 Average: all 59.32 0.00 2.24 0.19 0.11 38.14 Average: 0 59.97 0.00 2.33 0.42 0.11 37.17 Average: 1 59.35 0.00 2.28 0.14 0.11 38.11 Average: 2 56.99 0.00 2.40 0.08 0.11 40.42 Average: 3 60.96 0.00 1.95 0.12 0.11 36.86