---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3301 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 567 10595 4 4826 15079 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:3e:f0:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.32/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84789sec preferred_lft 84789sec inet6 fe80::f816:3eff:fe3e:f09b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:52:2f:c1:d5:a8 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-3301) 10/29/25 _x86_64_ (4 CPU) 15:07:01 LINUX RESTART (4 CPU) 15:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:20:11 22.80 2.77 8.66 11.37 660.66 2679.04 250541.08 15:30:01 23.31 0.53 19.50 3.28 19.24 3425.02 12525.52 Average: 23.05 1.67 13.99 7.39 345.37 3045.72 133545.21 15:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:20:11 10642112 13905256 2056232 12.56 122232 3286908 2405256 13.81 707928 4661000 23724 15:30:01 8558916 12716204 3237292 19.77 161284 4063092 3879328 22.27 946660 6422536 10936 Average: 9600514 13310730 2646762 16.17 141758 3675000 3142292 18.04 827294 5541768 17330 15:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:20:11 lo 0.93 0.93 0.10 0.10 0.00 0.00 0.00 0.00 15:20:11 ens3 61.82 50.03 562.86 11.04 0.00 0.00 0.00 0.00 15:20:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:30:01 lo 1362.95 1362.95 1298.39 1298.39 0.00 0.00 0.00 0.00 15:30:01 ens3 64.62 50.64 375.14 12.70 0.00 0.00 0.00 0.00 15:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 670.43 670.43 638.27 638.27 0.00 0.00 0.00 0.00 Average: ens3 63.20 50.33 470.59 11.86 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-3301) 10/29/25 _x86_64_ (4 CPU) 15:07:01 LINUX RESTART (4 CPU) 15:10:01 CPU %user %nice %system %iowait %steal %idle 15:20:11 all 46.33 0.00 1.62 0.79 0.11 51.15 15:20:11 0 46.89 0.00 1.65 1.64 0.11 49.71 15:20:11 1 46.12 0.00 1.64 0.13 0.11 52.00 15:20:11 2 45.82 0.00 1.61 0.35 0.10 52.13 15:20:11 3 46.50 0.00 1.57 1.05 0.10 50.78 15:30:01 all 70.97 0.00 2.78 0.10 0.14 26.01 15:30:01 0 66.96 0.00 2.58 0.18 0.14 30.15 15:30:01 1 73.36 0.00 2.89 0.09 0.14 23.53 15:30:01 2 71.17 0.00 2.77 0.06 0.14 25.86 15:30:01 3 72.39 0.00 2.90 0.08 0.14 24.49 Average: all 58.44 0.00 2.19 0.45 0.12 38.80 Average: 0 56.76 0.00 2.11 0.92 0.12 40.09 Average: 1 59.50 0.00 2.25 0.11 0.12 38.01 Average: 2 58.28 0.00 2.18 0.21 0.12 39.21 Average: 3 59.21 0.00 2.22 0.58 0.12 37.87