---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-12173 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 694 10566 4 4728 14952 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:c9:92:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.125/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84782sec preferred_lft 84782sec inet6 fe80::f816:3eff:fec9:9203/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:97:64:a4:3a:f8 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12173) 11/20/25 _x86_64_ (4 CPU) 09:43:08 LINUX RESTART (4 CPU) 09:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:00:00 8.87 0.48 7.36 1.03 16.14 2376.84 2760.79 10:10:02 27.56 0.58 22.28 4.70 24.85 3706.19 5570.10 Average: 18.27 0.53 14.87 2.88 20.52 3045.53 4173.94 09:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:00:00 9918572 13487960 2470044 15.09 143972 3528784 2741924 15.74 761716 5277688 13648 10:10:02 10827564 15314816 636188 3.89 168660 4361968 1150000 6.60 1040744 4016812 14400 Average: 10373068 14401388 1553116 9.49 156316 3945376 1945962 11.17 901230 4647250 14024 09:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:00:00 lo 1.33 1.33 0.14 0.14 0.00 0.00 0.00 0.00 10:00:00 ens3 62.57 47.90 119.25 15.95 0.00 0.00 0.00 0.00 10:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:10:02 lo 1478.57 1478.57 1398.53 1398.53 0.00 0.00 0.00 0.00 10:10:02 ens3 116.09 105.83 398.57 194.69 0.00 0.00 0.00 0.00 10:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 744.42 744.42 703.56 703.56 0.00 0.00 0.00 0.00 Average: ens3 89.49 77.04 259.75 105.86 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-12173) 11/20/25 _x86_64_ (4 CPU) 09:43:08 LINUX RESTART (4 CPU) 09:50:05 CPU %user %nice %system %iowait %steal %idle 10:00:00 all 73.43 0.00 2.51 0.03 0.09 23.94 10:00:00 0 74.51 0.00 2.77 0.04 0.09 22.59 10:00:00 1 75.02 0.00 2.54 0.04 0.09 22.31 10:00:00 2 70.76 0.00 2.25 0.03 0.08 26.89 10:00:00 3 73.41 0.00 2.49 0.03 0.09 23.98 10:10:02 all 45.05 0.00 2.17 0.12 0.08 52.59 10:10:02 0 41.10 0.00 1.97 0.02 0.07 56.83 10:10:02 1 43.06 0.00 1.83 0.16 0.08 54.87 10:10:02 2 50.84 0.00 2.47 0.11 0.09 46.50 10:10:02 3 45.19 0.00 2.42 0.17 0.08 52.14 Average: all 59.14 0.00 2.34 0.07 0.08 38.36 Average: 0 57.69 0.00 2.37 0.03 0.08 39.83 Average: 1 58.93 0.00 2.18 0.10 0.08 38.71 Average: 2 60.73 0.00 2.36 0.07 0.08 36.76 Average: 3 59.21 0.00 2.45 0.10 0.08 38.16