---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4557 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 67G 15% / 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 697 9468 4 5823 14949 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:c7:50:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.215/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84640sec preferred_lft 84640sec inet6 fe80::f816:3eff:fec7:5090/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:04:bf:8c:ac:ad 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-4557) 10/17/25 _x86_64_ (4 CPU) 15:15:01 LINUX RESTART (4 CPU) 15:20:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:30:15 39.83 1.07 25.25 13.52 662.72 4384.03 248856.52 15:40:15 28.18 0.05 25.22 2.92 1.55 5818.76 11373.29 Average: 34.07 0.56 25.23 8.27 335.54 5094.01 131337.11 15:20:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:30:15 8857924 13016108 2937896 17.94 158068 4086020 3165320 18.17 998276 6090860 182792 15:40:15 7997692 13350612 2597444 15.86 188424 5187936 2804320 16.10 1270584 6605440 25568 Average: 8427808 13183360 2767670 16.90 173246 4636978 2984820 17.13 1134430 6348150 104180 15:20:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:30:15 lo 1132.89 1132.89 1079.33 1079.33 0.00 0.00 0.00 0.00 15:30:15 ens3 63.94 50.84 493.02 10.72 0.00 0.00 0.00 0.00 15:30:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:40:15 lo 1046.15 1046.15 996.31 996.31 0.00 0.00 0.00 0.00 15:40:15 ens3 39.19 34.11 228.17 8.67 0.00 0.00 0.00 0.00 15:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1089.97 1089.97 1038.25 1038.25 0.00 0.00 0.00 0.00 Average: ens3 51.69 42.56 361.96 9.71 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-4557) 10/17/25 _x86_64_ (4 CPU) 15:15:01 LINUX RESTART (4 CPU) 15:20:03 CPU %user %nice %system %iowait %steal %idle 15:30:15 all 66.01 0.00 2.71 1.38 0.15 29.75 15:30:15 0 66.49 0.00 2.81 0.63 0.14 29.92 15:30:15 1 67.01 0.00 2.53 2.28 0.15 28.02 15:30:15 2 64.24 0.00 2.70 1.48 0.15 31.42 15:30:15 3 66.29 0.00 2.80 1.13 0.15 29.64 15:40:15 all 58.12 0.00 2.22 0.13 0.12 39.42 15:40:15 0 58.74 0.00 2.08 0.10 0.12 38.96 15:40:15 1 55.88 0.00 2.15 0.17 0.12 41.69 15:40:15 2 58.57 0.00 2.52 0.09 0.11 38.71 15:40:15 3 59.30 0.00 2.11 0.16 0.12 38.31 Average: all 62.10 0.00 2.47 0.76 0.13 34.54 Average: 0 62.66 0.00 2.45 0.37 0.13 34.40 Average: 1 61.50 0.00 2.34 1.24 0.13 34.79 Average: 2 61.43 0.00 2.61 0.79 0.13 35.03 Average: 3 62.83 0.00 2.46 0.65 0.13 33.93