---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-16366 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 625 10391 4 4972 15020 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:8c:75:ce brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.250/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84792sec preferred_lft 84792sec inet6 fe80::f816:3eff:fe8c:75ce/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fa:11:de:ef:10:43 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-16366) 12/25/25 _x86_64_ (4 CPU) 09:54:33 LINUX RESTART (4 CPU) 10:00:13 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:14 4.13 0.07 3.87 0.19 6.96 586.06 191.50 10:20:01 23.13 0.56 20.60 1.97 20.55 3549.52 12270.00 Average: 13.52 0.31 12.14 1.07 13.68 2050.54 6160.43 10:00:13 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:14 9466320 12699332 3262396 19.93 115756 3281268 3529376 20.26 690952 5878932 1576 10:20:01 10634528 15362868 592652 3.62 140060 4695204 1137652 6.53 1058252 4256296 632524 Average: 10050424 14031100 1927524 11.77 127908 3988236 2333514 13.39 874602 5067614 317050 10:00:13 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:14 lo 0.62 0.62 0.38 0.38 0.00 0.00 0.00 0.00 10:10:14 ens3 9.49 8.05 37.54 2.36 0.00 0.00 0.00 0.00 10:10:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:01 lo 559.82 559.82 533.33 533.33 0.00 0.00 0.00 0.00 10:20:01 ens3 39.56 30.46 477.48 5.43 0.00 0.00 0.00 0.00 10:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 276.96 276.96 263.75 263.75 0.00 0.00 0.00 0.00 Average: ens3 24.35 19.13 254.95 3.88 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-16366) 12/25/25 _x86_64_ (4 CPU) 09:54:33 LINUX RESTART (4 CPU) 10:00:13 CPU %user %nice %system %iowait %steal %idle 10:10:14 all 48.17 0.00 0.79 0.03 0.09 50.92 10:10:14 0 47.99 0.00 0.85 0.02 0.09 51.04 10:10:14 1 40.77 0.00 0.63 0.03 0.10 58.48 10:10:14 2 47.21 0.00 0.81 0.04 0.09 51.86 10:10:14 3 56.71 0.00 0.86 0.04 0.10 42.31 10:20:01 all 50.52 0.00 1.46 0.18 0.10 47.75 10:20:01 0 55.14 0.00 1.48 0.13 0.10 43.15 10:20:01 1 42.44 0.00 1.39 0.34 0.09 55.75 10:20:01 2 66.14 0.00 1.68 0.16 0.10 31.92 10:20:01 3 38.38 0.00 1.29 0.09 0.10 60.13 Average: all 49.33 0.00 1.12 0.10 0.10 49.35 Average: 0 51.52 0.00 1.16 0.08 0.10 47.15 Average: 1 41.59 0.00 1.00 0.18 0.09 57.13 Average: 2 56.56 0.00 1.24 0.10 0.10 42.01 Average: 3 47.64 0.00 1.07 0.06 0.10 51.12