---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1455 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 652 10250 4 5085 14994 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:53:f0:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.190/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84692sec preferred_lft 84692sec inet6 fe80::f816:3eff:fe53:f054/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:b7:05:1a:c1:8a 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-1455) 10/23/25 _x86_64_ (4 CPU) 12:59:33 LINUX RESTART (4 CPU) 13:00:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 13:10:25 33.97 9.77 22.71 1.49 1858.70 13057.43 21060.83 13:20:35 3.31 0.06 3.16 0.09 6.23 365.51 9.47 Average: 18.83 4.98 13.06 0.80 944.13 6791.39 10667.72 13:00:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 13:10:25 10567596 13807672 2154568 13.16 112388 3297988 2720540 15.62 738412 4725264 25096 13:20:35 9306508 12622016 3339596 20.40 115952 3362984 3460928 19.87 757644 5956772 92 Average: 9937052 13214844 2747082 16.78 114170 3330486 3090734 17.74 748028 5341018 12594 13:00:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 13:10:25 lo 0.53 0.53 0.06 0.06 0.00 0.00 0.00 0.00 13:10:25 ens3 104.94 75.25 933.04 13.64 0.00 0.00 0.00 0.00 13:10:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 13:20:35 lo 0.50 0.50 0.36 0.36 0.00 0.00 0.00 0.00 13:20:35 ens3 4.52 3.93 21.01 0.80 0.00 0.00 0.00 0.00 13:20:35 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.52 0.52 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 55.36 40.04 482.77 7.30 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-1455) 10/23/25 _x86_64_ (4 CPU) 12:59:33 LINUX RESTART (4 CPU) 13:00:00 CPU %user %nice %system %iowait %steal %idle 13:10:25 all 44.47 0.00 1.45 5.63 0.11 48.35 13:10:25 0 42.57 0.00 1.57 7.65 0.10 48.11 13:10:25 1 46.10 0.00 1.67 3.92 0.11 48.19 13:10:25 2 42.24 0.00 1.35 3.37 0.11 52.93 13:10:25 3 46.97 0.00 1.21 7.54 0.11 44.17 13:20:35 all 41.99 0.00 0.52 0.11 0.09 57.30 13:20:35 0 54.43 0.00 0.81 0.03 0.10 44.63 13:20:35 1 44.69 0.00 0.40 0.04 0.08 54.78 13:20:35 2 27.77 0.00 0.44 0.31 0.07 71.40 13:20:35 3 41.11 0.00 0.43 0.05 0.08 58.34 Average: all 43.24 0.00 0.99 2.90 0.10 52.77 Average: 0 48.42 0.00 1.19 3.89 0.10 46.39 Average: 1 45.40 0.00 1.04 2.01 0.10 51.45 Average: 2 35.08 0.00 0.90 1.86 0.09 62.07 Average: 3 44.08 0.00 0.82 3.84 0.10 51.16