---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1480 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 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 648 9103 4 6237 14998 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:63:c6:c6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.180/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84684sec preferred_lft 84684sec inet6 fe80::f816:3eff:fe63:c6c6/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a2:39:87:07:ad:cb 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-1480) 10/23/25 _x86_64_ (4 CPU) 14:04:17 LINUX RESTART (4 CPU) 14:10:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:01 20.47 0.07 17.89 2.51 7.26 2065.14 8515.88 14:30:00 28.10 0.03 25.23 2.85 0.51 4310.70 22228.53 Average: 24.28 0.05 21.56 2.68 3.89 3187.16 15367.58 14:10:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:01 9692248 13078812 2880984 17.60 135308 3377928 2926108 16.80 682536 5620020 10604 14:30:00 6620820 11051264 4904324 29.95 151332 4360360 4853688 27.86 978680 8327072 29652 Average: 8156534 12065038 3892654 23.77 143320 3869144 3889898 22.33 830608 6973546 20128 14:10:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:01 lo 1211.90 1211.90 1147.73 1147.73 0.00 0.00 0.00 0.00 14:20:01 ens3 26.01 22.27 19.64 7.62 0.00 0.00 0.00 0.00 14:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:00 lo 1204.36 1204.36 1190.31 1190.31 0.00 0.00 0.00 0.00 14:30:00 ens3 22.53 20.31 25.12 6.71 0.00 0.00 0.00 0.00 14:30:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1208.13 1208.13 1169.01 1169.01 0.00 0.00 0.00 0.00 Average: ens3 24.27 21.29 22.38 7.16 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-1480) 10/23/25 _x86_64_ (4 CPU) 14:04:17 LINUX RESTART (4 CPU) 14:10:00 CPU %user %nice %system %iowait %steal %idle 14:20:01 all 65.27 0.00 2.30 0.26 0.14 32.03 14:20:01 0 65.13 0.00 2.09 0.33 0.15 32.30 14:20:01 1 66.29 0.00 2.39 0.22 0.14 30.96 14:20:01 2 64.31 0.00 2.54 0.31 0.15 32.69 14:20:01 3 65.33 0.00 2.17 0.17 0.14 32.19 14:30:00 all 57.12 0.00 2.31 0.44 0.12 40.01 14:30:00 0 53.80 0.00 2.12 0.46 0.11 43.51 14:30:00 1 56.34 0.00 2.42 0.77 0.11 40.35 14:30:00 2 61.58 0.00 2.47 0.33 0.12 35.50 14:30:00 3 56.76 0.00 2.22 0.22 0.12 40.68 Average: all 61.20 0.00 2.30 0.35 0.13 36.02 Average: 0 59.47 0.00 2.10 0.40 0.13 37.90 Average: 1 61.32 0.00 2.40 0.49 0.13 35.65 Average: 2 62.95 0.00 2.51 0.32 0.14 34.10 Average: 3 61.05 0.00 2.19 0.20 0.13 36.43