---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14368 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 668 10328 4 4991 14978 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:2b:af:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.79/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84836sec preferred_lft 84836sec inet6 fe80::f816:3eff:fe2b:afde/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:27:7c:16:c1:78 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-14368) 12/16/25 _x86_64_ (4 CPU) 18:38:55 LINUX RESTART (4 CPU) 18:40:28 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:50:08 23.30 3.41 18.25 1.63 791.03 4479.47 20678.77 19:00:01 25.58 0.84 21.49 3.25 27.35 3447.69 4538.33 Average: 24.45 2.11 19.89 2.45 404.95 3957.85 12518.96 18:40:28 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:50:08 10573240 14000524 1959164 11.97 128144 3435448 2509036 14.40 721968 4697476 21544 19:00:01 8643432 12964036 2987252 18.24 167252 4210808 3598224 20.65 967700 6306332 2284 Average: 9608336 13482280 2473208 15.11 147698 3823128 3053630 17.53 844834 5501904 11914 18:40:28 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:50:08 lo 1.25 1.25 0.14 0.14 0.00 0.00 0.00 0.00 18:50:08 ens3 112.61 85.95 838.07 19.01 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 1405.70 1405.70 1339.29 1339.29 0.00 0.00 0.00 0.00 19:00:01 ens3 82.82 60.91 377.51 17.34 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 711.27 711.27 677.15 677.15 0.00 0.00 0.00 0.00 Average: ens3 97.55 73.29 605.23 18.17 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-14368) 12/16/25 _x86_64_ (4 CPU) 18:38:55 LINUX RESTART (4 CPU) 18:40:28 CPU %user %nice %system %iowait %steal %idle 18:50:08 all 53.33 0.00 1.89 0.89 0.08 43.81 18:50:08 0 52.94 0.00 2.02 0.62 0.08 44.33 18:50:08 1 53.46 0.00 1.76 1.40 0.08 43.30 18:50:08 2 50.43 0.00 1.85 1.05 0.08 46.58 18:50:08 3 56.50 0.00 1.92 0.48 0.08 41.03 19:00:01 all 70.75 0.00 2.72 0.05 0.10 26.38 19:00:01 0 70.87 0.00 2.74 0.04 0.10 26.25 19:00:01 1 69.70 0.00 2.96 0.09 0.10 27.15 19:00:01 2 72.63 0.00 2.99 0.04 0.10 24.25 19:00:01 3 69.81 0.00 2.19 0.04 0.10 27.86 Average: all 62.14 0.00 2.31 0.47 0.09 35.00 Average: 0 62.00 0.00 2.38 0.33 0.09 35.20 Average: 1 61.67 0.00 2.37 0.74 0.09 35.14 Average: 2 61.65 0.00 2.42 0.54 0.09 35.29 Average: 3 63.22 0.00 2.06 0.26 0.09 34.38