---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-433 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 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 654 8728 4 6606 14992 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:2e:ff:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.201/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84710sec preferred_lft 84710sec inet6 fe80::f816:3eff:fe2e:ffb5/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:22:b8:74:db:e7 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-433) 01/15/26 _x86_64_ (4 CPU) 09:06:48 LINUX RESTART (4 CPU) 09:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:20:12 27.30 0.48 23.69 3.13 402.39 2938.86 24619.78 09:30:12 32.00 0.03 28.73 3.23 0.60 4564.05 10834.85 Average: 29.63 0.26 26.19 3.18 203.21 3744.51 17786.25 09:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:20:12 9335708 13059344 2897948 17.70 138924 3708916 3003488 17.24 845208 5803692 7636 09:30:12 7550756 12326456 3626032 22.15 157348 4694132 3639412 20.89 1137856 7246228 1888 Average: 8443232 12692900 3261990 19.92 148136 4201524 3321450 19.07 991532 6524960 4762 09:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:20:12 lo 1376.36 1376.36 1304.96 1304.96 0.00 0.00 0.00 0.00 09:20:12 ens3 42.04 33.69 259.73 9.08 0.00 0.00 0.00 0.00 09:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:12 lo 1258.06 1258.06 1195.36 1195.36 0.00 0.00 0.00 0.00 09:30:12 ens3 25.99 22.20 26.00 7.42 0.00 0.00 0.00 0.00 09:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1317.71 1317.71 1250.63 1250.63 0.00 0.00 0.00 0.00 Average: ens3 34.08 28.00 143.86 8.26 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-433) 01/15/26 _x86_64_ (4 CPU) 09:06:48 LINUX RESTART (4 CPU) 09:10:01 CPU %user %nice %system %iowait %steal %idle 09:20:12 all 65.68 0.00 2.43 0.07 0.08 31.73 09:20:12 0 66.03 0.00 2.30 0.04 0.08 31.54 09:20:12 1 65.87 0.00 2.61 0.06 0.08 31.37 09:20:12 2 64.26 0.00 2.36 0.12 0.09 33.17 09:20:12 3 66.57 0.00 2.46 0.07 0.08 30.83 09:30:12 all 58.96 0.00 2.48 0.10 0.08 38.38 09:30:12 0 56.42 0.00 2.41 0.13 0.08 40.97 09:30:12 1 59.94 0.00 2.40 0.06 0.09 37.52 09:30:12 2 61.32 0.00 2.67 0.07 0.08 35.85 09:30:12 3 58.16 0.00 2.44 0.13 0.08 39.18 Average: all 62.35 0.00 2.46 0.09 0.08 35.02 Average: 0 61.27 0.00 2.35 0.08 0.08 36.21 Average: 1 62.94 0.00 2.50 0.06 0.08 34.41 Average: 2 62.80 0.00 2.52 0.10 0.08 34.50 Average: 3 62.40 0.00 2.45 0.10 0.08 34.97