---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3243 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 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 657 9812 4 5518 14988 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:de:7a:af brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84458sec preferred_lft 84458sec inet6 fe80::f816:3eff:fede:7aaf/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:dc:1c:77:8a:3a 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-3243) 12/02/25 _x86_64_ (4 CPU) 18:22:06 LINUX RESTART (4 CPU) 18:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:40:01 42.98 0.02 36.46 6.49 0.59 1474.44 132817.12 18:50:21 34.43 0.20 29.76 4.47 6.96 6288.10 25601.14 Average: 38.63 0.11 33.06 5.47 3.82 3920.17 78342.57 18:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:40:01 9367216 12941948 3016400 18.42 153380 3554820 3235384 18.57 854936 5764264 232 18:50:21 6707292 12186200 3761088 22.97 188928 5322352 3777052 21.68 1524396 7636284 184088 Average: 8037254 12564074 3388744 20.70 171154 4438586 3506218 20.13 1189666 6700274 92160 18:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:40:01 lo 46.79 46.79 11.17 11.17 0.00 0.00 0.00 0.00 18:40:01 ens3 8.69 6.81 8.35 2.34 0.00 0.00 0.00 0.00 18:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:50:21 lo 1960.56 1960.56 1876.56 1876.56 0.00 0.00 0.00 0.00 18:50:21 ens3 71.03 51.90 441.66 13.70 0.00 0.00 0.00 0.00 18:50:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1019.15 1019.15 958.94 958.94 0.00 0.00 0.00 0.00 Average: ens3 40.37 29.72 228.50 8.11 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-3243) 12/02/25 _x86_64_ (4 CPU) 18:22:06 LINUX RESTART (4 CPU) 18:30:01 CPU %user %nice %system %iowait %steal %idle 18:40:01 all 19.19 0.00 0.87 0.56 0.09 79.30 18:40:01 0 19.50 0.00 0.76 0.18 0.09 79.47 18:40:01 1 18.21 0.00 0.96 0.68 0.09 80.06 18:40:01 2 19.74 0.00 0.89 1.02 0.09 78.27 18:40:01 3 19.30 0.00 0.86 0.37 0.09 79.39 18:50:21 all 48.82 0.00 2.41 0.11 0.08 48.57 18:50:21 0 46.10 0.00 2.45 0.25 0.08 51.12 18:50:21 1 50.55 0.00 2.30 0.08 0.08 47.00 18:50:21 2 49.60 0.00 2.49 0.05 0.08 47.78 18:50:21 3 49.05 0.00 2.40 0.07 0.08 48.40 Average: all 34.23 0.00 1.65 0.33 0.08 63.70 Average: 0 32.99 0.00 1.62 0.21 0.08 65.10 Average: 1 34.65 0.00 1.64 0.37 0.08 63.25 Average: 2 34.90 0.00 1.70 0.53 0.08 62.78 Average: 3 34.39 0.00 1.64 0.22 0.08 63.67