---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13145 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 12G 67G 15% / 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 777 9287 4 5924 14869 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:a6:08:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.51/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83914sec preferred_lft 83914sec inet6 fe80::f816:3eff:fea6:8d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:df:7b:07:0b:d4 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-13145) 12/12/25 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:00 13.81 2.30 10.55 0.97 137.09 2991.94 1982.54 20:50:13 56.53 0.33 44.68 11.52 11.04 4475.83 27814.12 21:00:08 40.12 0.12 32.80 7.20 5.79 5485.18 18316.80 Average: 37.03 0.91 29.51 6.62 50.85 4320.22 16164.48 20:30:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:00 10156684 13669712 2288348 13.98 152364 3470384 2580500 14.81 737460 5065668 56596 20:50:13 8449128 13004152 2944508 17.98 207444 4370052 3165128 18.17 979248 6447220 111804 21:00:08 9653416 15351736 592356 3.62 248840 5406112 1091324 6.26 1375316 4768896 240 Average: 9419743 14008533 1941737 11.86 202883 4415516 2278984 13.08 1030675 5427261 56213 20:30:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:00 lo 1.21 1.21 0.13 0.13 0.00 0.00 0.00 0.00 20:40:00 ens3 72.32 60.46 405.12 18.75 0.00 0.00 0.00 0.00 20:40:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:13 lo 4776.22 4776.22 4552.25 4552.25 0.00 0.00 0.00 0.00 20:50:13 ens3 79.11 59.17 297.80 22.15 0.00 0.00 0.00 0.00 20:50:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:08 lo 3089.61 3089.61 2938.98 2938.98 0.00 0.00 0.00 0.00 21:00:08 ens3 97.85 80.23 133.86 79.86 0.00 0.00 0.00 0.00 21:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2645.55 2645.55 2519.26 2519.26 0.00 0.00 0.00 0.00 Average: ens3 83.06 66.55 279.02 40.09 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-13145) 12/12/25 _x86_64_ (4 CPU) 20:24:26 LINUX RESTART (4 CPU) 20:30:06 CPU %user %nice %system %iowait %steal %idle 20:40:00 all 58.50 0.00 1.99 0.06 0.08 39.37 20:40:00 0 58.87 0.00 1.88 0.05 0.07 39.13 20:40:00 1 58.34 0.00 1.99 0.07 0.08 39.52 20:40:00 2 57.81 0.00 1.87 0.06 0.08 40.19 20:40:00 3 58.98 0.00 2.21 0.08 0.08 38.65 20:50:13 all 62.28 0.00 3.93 0.11 0.09 33.59 20:50:13 0 61.97 0.00 4.06 0.09 0.09 33.79 20:50:13 1 63.52 0.00 3.88 0.11 0.09 32.40 20:50:13 2 61.14 0.00 3.86 0.08 0.09 34.83 20:50:13 3 62.49 0.00 3.93 0.15 0.09 33.35 21:00:08 all 53.58 0.00 3.11 0.14 0.07 43.10 21:00:08 0 53.69 0.00 2.92 0.12 0.07 43.20 21:00:08 1 53.92 0.00 3.46 0.14 0.07 42.40 21:00:08 2 54.18 0.00 3.31 0.06 0.07 42.37 21:00:08 3 52.52 0.00 2.76 0.24 0.08 44.40 Average: all 58.16 0.00 3.02 0.10 0.08 38.64 Average: 0 58.21 0.00 2.96 0.09 0.08 38.66 Average: 1 58.64 0.00 3.12 0.11 0.08 38.05 Average: 2 57.74 0.00 3.02 0.07 0.08 39.09 Average: 3 58.03 0.00 2.98 0.16 0.08 38.75