---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11664 5.15.0-161-generic #171-Ubuntu SMP Sat Oct 11 08:17:01 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: 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 654 9959 4 5375 14992 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:55:dc:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.124/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84695sec preferred_lft 84695sec inet6 fe80::f816:3eff:fe55:dc19/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:01:ce:e0:28:33 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11664) 12/08/25 _x86_64_ (4 CPU) 18:13:27 LINUX RESTART (4 CPU) 18:20:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:30:01 13.65 0.02 11.57 2.06 0.62 832.95 53217.62 18:40:12 35.47 0.19 30.70 4.58 6.19 6297.41 27749.36 Average: 24.75 0.11 21.30 3.34 3.45 3612.67 40262.13 18:20:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:30:01 9356488 12853840 3105472 18.97 149488 3485360 3337112 19.15 852328 5780784 164 18:40:12 7457432 12624296 3324920 20.31 183744 5033396 3318988 19.05 1481796 6936444 4936 Average: 8406960 12739068 3215196 19.64 166616 4259378 3328050 19.10 1167062 6358614 2550 18:20:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:30:01 lo 49.22 49.22 11.90 11.90 0.00 0.00 0.00 0.00 18:30:01 ens3 6.88 5.88 7.93 1.87 0.00 0.00 0.00 0.00 18:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:40:12 lo 2129.60 2129.60 2046.47 2046.47 0.00 0.00 0.00 0.00 18:40:12 ens3 51.49 40.42 446.36 8.73 0.00 0.00 0.00 0.00 18:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1107.49 1107.49 1046.87 1046.87 0.00 0.00 0.00 0.00 Average: ens3 29.57 23.45 230.96 5.36 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 5.15.0-161-generic (prd-ubuntu2204-docker-4c-4g-11664) 12/08/25 _x86_64_ (4 CPU) 18:13:27 LINUX RESTART (4 CPU) 18:20:12 CPU %user %nice %system %iowait %steal %idle 18:30:01 all 18.93 0.00 0.82 0.09 0.09 80.08 18:30:01 0 18.72 0.00 0.81 0.05 0.09 80.33 18:30:01 1 19.91 0.00 0.87 0.22 0.09 78.90 18:30:01 2 20.48 0.00 0.83 0.05 0.09 78.55 18:30:01 3 16.59 0.00 0.76 0.03 0.09 82.53 18:40:12 all 50.00 0.00 2.48 0.10 0.09 47.32 18:40:12 0 48.13 0.00 2.36 0.06 0.09 49.35 18:40:12 1 49.53 0.00 2.43 0.10 0.09 47.85 18:40:12 2 49.25 0.00 2.56 0.07 0.09 48.03 18:40:12 3 53.09 0.00 2.58 0.16 0.09 44.07 Average: all 34.71 0.00 1.67 0.09 0.09 63.44 Average: 0 33.66 0.00 1.60 0.06 0.09 64.59 Average: 1 34.96 0.00 1.66 0.16 0.09 63.13 Average: 2 35.09 0.00 1.71 0.06 0.09 63.05 Average: 3 35.14 0.00 1.69 0.10 0.09 62.98