---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13063 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 66G 16% / 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 639 8680 4 6670 15007 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:80:48:93 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.204/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84707sec preferred_lft 84707sec inet6 fe80::f816:3eff:fe80:4893/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 96:50:eb:ed:14:9b 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-13063) 12/12/25 _x86_64_ (4 CPU) 09:53:15 LINUX RESTART (4 CPU) 10:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:10:05 28.25 0.02 25.01 3.22 0.40 2389.14 9052.70 10:20:05 39.52 0.04 24.46 15.02 0.69 7974.12 247936.82 Average: 33.88 0.03 24.74 9.12 0.55 5181.03 128468.89 10:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:10:05 8772456 12676552 3279172 20.03 145952 3870868 3188192 18.30 905464 6296872 29984 10:20:05 6132804 12530872 3415844 20.86 170364 6250228 3291996 18.90 1724852 8003960 342792 Average: 7452630 12603712 3347508 20.45 158158 5060548 3240094 18.60 1315158 7150416 186388 10:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:10:05 lo 1515.61 1515.61 1437.82 1437.82 0.00 0.00 0.00 0.00 10:10:05 ens3 24.49 21.51 11.93 7.09 0.00 0.00 0.00 0.00 10:10:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 10:20:05 lo 835.17 835.17 5217.47 5217.47 0.00 0.00 0.00 0.00 10:20:05 ens3 32.12 26.94 113.36 8.07 0.00 0.00 0.00 0.00 10:20:05 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1175.46 1175.46 3327.24 3327.24 0.00 0.00 0.00 0.00 Average: ens3 28.30 24.22 62.63 7.58 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-13063) 12/12/25 _x86_64_ (4 CPU) 09:53:15 LINUX RESTART (4 CPU) 10:00:05 CPU %user %nice %system %iowait %steal %idle 10:10:05 all 65.16 0.00 2.37 0.07 0.08 32.31 10:10:05 0 64.89 0.00 2.24 0.06 0.08 32.72 10:10:05 1 65.35 0.00 2.31 0.05 0.09 32.20 10:10:05 2 65.12 0.00 2.62 0.07 0.08 32.10 10:10:05 3 65.27 0.00 2.32 0.10 0.08 32.22 10:20:05 all 50.33 0.00 1.93 0.17 0.08 47.48 10:20:05 0 45.33 0.00 1.67 0.33 0.08 52.60 10:20:05 1 59.11 0.00 1.94 0.13 0.08 38.75 10:20:05 2 49.29 0.00 2.32 0.12 0.08 48.19 10:20:05 3 47.60 0.00 1.81 0.13 0.08 50.38 Average: all 57.74 0.00 2.15 0.12 0.08 39.90 Average: 0 55.10 0.00 1.95 0.19 0.08 42.67 Average: 1 62.23 0.00 2.12 0.09 0.08 35.48 Average: 2 57.19 0.00 2.47 0.09 0.08 40.16 Average: 3 56.43 0.00 2.07 0.11 0.08 41.31