---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3848 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 614 10248 4 5126 15032 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:28:07:03 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.89/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84750sec preferred_lft 84750sec inet6 fe80::f816:3eff:fe28:703/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2a:fd:47:e4:2e:e9 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-3848) 10/15/25 _x86_64_ (4 CPU) 16:25:45 LINUX RESTART (4 CPU) 16:30:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:40:05 20.21 0.69 8.08 11.45 666.36 1472.15 264257.79 16:50:05 10.21 0.53 8.97 0.72 19.05 1765.64 4362.60 Average: 15.21 0.61 8.52 6.08 342.71 1618.89 134310.20 16:30:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:40:05 8193388 11523028 4438500 27.11 113972 3381040 4579832 26.29 754836 7074840 524 16:50:05 9573784 13425560 2531916 15.46 132068 3853976 2727364 15.66 927916 5491348 107116 Average: 8883586 12474294 3485208 21.29 123020 3617508 3653598 20.97 841376 6283094 53820 16:30:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:40:05 lo 0.64 0.64 0.38 0.38 0.00 0.00 0.00 0.00 16:40:05 ens3 20.96 13.38 237.92 2.53 0.00 0.00 0.00 0.00 16:40:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:50:05 lo 264.84 264.84 251.89 251.89 0.00 0.00 0.00 0.00 16:50:05 ens3 35.35 26.84 388.45 3.63 0.00 0.00 0.00 0.00 16:50:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 132.74 132.74 126.14 126.14 0.00 0.00 0.00 0.00 Average: ens3 28.15 20.11 313.19 3.08 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-3848) 10/15/25 _x86_64_ (4 CPU) 16:25:45 LINUX RESTART (4 CPU) 16:30:05 CPU %user %nice %system %iowait %steal %idle 16:40:05 all 49.95 0.00 0.97 0.56 0.11 48.41 16:40:05 0 52.79 0.00 0.85 0.24 0.11 46.01 16:40:05 1 45.68 0.00 0.97 0.46 0.11 52.78 16:40:05 2 41.71 0.00 1.03 1.15 0.11 56.00 16:40:05 3 59.65 0.00 1.02 0.37 0.12 38.83 16:50:05 all 52.84 0.00 0.96 0.06 0.09 46.06 16:50:05 0 47.29 0.00 0.97 0.01 0.08 51.65 16:50:05 1 42.17 0.00 1.07 0.14 0.08 56.54 16:50:05 2 48.87 0.00 0.92 0.06 0.09 50.07 16:50:05 3 73.03 0.00 0.88 0.04 0.10 25.95 Average: all 51.39 0.00 0.96 0.31 0.10 47.23 Average: 0 50.04 0.00 0.91 0.13 0.10 48.83 Average: 1 43.93 0.00 1.02 0.30 0.10 54.66 Average: 2 45.29 0.00 0.98 0.61 0.10 53.03 Average: 3 66.34 0.00 0.95 0.21 0.11 32.39