---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13378 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 13G 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 676 8608 4 6704 14969 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:8a:cd:85 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.191/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84258sec preferred_lft 84258sec inet6 fe80::f816:3eff:fe8a:cd85/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7a:53:da:31:3f:dc 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-13378) 12/13/25 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:18 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:20:00 22.37 0.06 19.65 2.66 6.51 2174.80 14448.22 19:30:14 29.35 0.02 26.34 2.98 0.46 4320.05 24604.86 Average: 25.96 0.04 23.09 2.82 3.40 3277.10 19667.01 19:10:18 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:20:00 9246256 13116240 2839920 17.35 146160 3838100 3021388 17.34 899480 5821560 20196 19:30:14 5549936 10464340 5487200 33.51 161880 4820860 5460432 31.34 1197216 9132852 112 Average: 7398096 11790290 4163560 25.43 154020 4329480 4240910 24.34 1048348 7477206 10154 19:10:18 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:20:00 lo 1175.03 1175.03 1112.00 1112.00 0.00 0.00 0.00 0.00 19:20:00 ens3 48.20 37.43 29.09 12.63 0.00 0.00 0.00 0.00 19:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:30:14 lo 1257.55 1257.55 3276.84 3276.84 0.00 0.00 0.00 0.00 19:30:14 ens3 36.60 29.63 29.57 10.95 0.00 0.00 0.00 0.00 19:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1217.43 1217.43 2224.36 2224.36 0.00 0.00 0.00 0.00 Average: ens3 42.24 33.42 29.34 11.76 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-13378) 12/13/25 _x86_64_ (4 CPU) 19:01:29 LINUX RESTART (4 CPU) 19:10:18 CPU %user %nice %system %iowait %steal %idle 19:20:00 all 64.16 0.00 2.24 0.10 0.11 33.39 19:20:00 0 62.34 0.00 2.02 0.11 0.10 35.43 19:20:00 1 64.29 0.00 2.25 0.09 0.11 33.27 19:20:00 2 66.24 0.00 2.31 0.11 0.11 31.23 19:20:00 3 63.78 0.00 2.40 0.09 0.11 33.62 19:30:14 all 55.10 0.00 2.18 0.22 0.10 42.41 19:30:14 0 53.86 0.00 1.98 0.12 0.09 43.96 19:30:14 1 50.89 0.00 2.16 0.29 0.10 46.56 19:30:14 2 55.33 0.00 2.44 0.13 0.10 42.00 19:30:14 3 60.33 0.00 2.16 0.32 0.09 37.10 Average: all 59.50 0.00 2.21 0.16 0.10 38.02 Average: 0 57.98 0.00 2.00 0.11 0.10 39.81 Average: 1 57.40 0.00 2.20 0.19 0.10 40.11 Average: 2 60.64 0.00 2.38 0.12 0.10 36.76 Average: 3 62.00 0.00 2.28 0.21 0.10 35.41