---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5118 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 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 637 10011 4 5340 15009 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:71:a6:11 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.54/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84708sec preferred_lft 84708sec inet6 fe80::f816:3eff:fe71:a611/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether e2:46:de:61:7d:6e 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-5118) 11/03/25 _x86_64_ (4 CPU) 18:35:39 LINUX RESTART (4 CPU) 18:40:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:08 50.00 0.65 41.50 7.85 536.76 2405.97 161638.88 19:00:01 35.64 0.18 20.58 14.89 4.68 1791.60 266559.43 Average: 42.86 0.41 31.10 11.35 272.31 2100.62 213786.47 18:40:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:08 9444732 12905684 3053980 18.65 148632 3450196 3332280 19.13 836944 5710216 1152 19:00:01 8847580 12774304 3182460 19.44 165056 3870256 3255952 18.69 969644 6158740 121684 Average: 9146156 12839994 3118220 19.04 156844 3660226 3294116 18.91 903294 5934478 61418 18:40:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:08 lo 34.28 34.28 8.11 8.11 0.00 0.00 0.00 0.00 18:50:08 ens3 16.37 12.77 138.17 3.23 0.00 0.00 0.00 0.00 18:50:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:00:01 lo 1532.32 1532.32 1435.58 1435.58 0.00 0.00 0.00 0.00 19:00:01 ens3 35.80 29.54 256.57 6.19 0.00 0.00 0.00 0.00 19:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 778.84 778.84 717.60 717.60 0.00 0.00 0.00 0.00 Average: ens3 26.03 21.10 197.01 4.70 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-5118) 11/03/25 _x86_64_ (4 CPU) 18:35:39 LINUX RESTART (4 CPU) 18:40:08 CPU %user %nice %system %iowait %steal %idle 18:50:08 all 28.18 0.00 1.22 0.49 0.08 70.02 18:50:08 0 27.32 0.00 1.18 0.25 0.09 71.16 18:50:08 1 26.64 0.00 1.25 0.68 0.08 71.35 18:50:08 2 29.47 0.00 1.31 0.64 0.08 68.49 18:50:08 3 29.31 0.00 1.14 0.38 0.09 69.09 19:00:01 all 38.11 0.00 1.88 0.13 0.09 59.79 19:00:01 0 39.17 0.00 1.71 0.24 0.09 58.79 19:00:01 1 38.81 0.00 2.07 0.14 0.09 58.89 19:00:01 2 36.91 0.00 1.88 0.11 0.09 61.01 19:00:01 3 37.55 0.00 1.86 0.05 0.09 60.45 Average: all 33.12 0.00 1.55 0.31 0.09 64.94 Average: 0 33.21 0.00 1.44 0.25 0.09 65.01 Average: 1 32.67 0.00 1.66 0.41 0.09 65.17 Average: 2 33.17 0.00 1.59 0.38 0.09 64.77 Average: 3 33.41 0.00 1.49 0.21 0.09 64.80