---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11105 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 9.8G 68G 13% / 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 663 11074 4 4251 14983 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:20:89:34 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.99/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84882sec preferred_lft 84882sec inet6 fe80::f816:3eff:fe20:8934/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:47:e6:2e:a2:c5 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-11105) 12/06/25 _x86_64_ (4 CPU) 10:47:27 LINUX RESTART (4 CPU) 10:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:15 7.60 0.67 6.55 0.38 421.04 1536.65 6167.63 11:10:01 13.62 0.55 12.18 0.90 19.87 1980.18 4099.96 Average: 10.54 0.61 9.30 0.64 225.12 1753.25 5157.84 10:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:15 8000016 11062632 4900876 29.93 110144 3122448 5128160 29.44 614780 7420688 796 11:10:01 9318464 12795720 3164336 19.33 129420 3489304 3380364 19.40 778240 5889188 10860 Average: 8659240 11929176 4032606 24.63 119782 3305876 4254262 24.42 696510 6654938 5828 10:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:15 lo 0.63 0.63 0.37 0.37 0.00 0.00 0.00 0.00 11:00:15 ens3 26.13 20.70 204.63 4.10 0.00 0.00 0.00 0.00 11:00:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 321.10 321.10 305.68 305.68 0.00 0.00 0.00 0.00 11:10:01 ens3 41.73 28.76 421.19 5.33 0.00 0.00 0.00 0.00 11:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 157.14 157.14 149.48 149.48 0.00 0.00 0.00 0.00 Average: ens3 33.75 24.64 310.39 4.70 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-11105) 12/06/25 _x86_64_ (4 CPU) 10:47:27 LINUX RESTART (4 CPU) 10:50:02 CPU %user %nice %system %iowait %steal %idle 11:00:15 all 47.99 0.00 0.80 0.05 0.08 51.09 11:00:15 0 51.54 0.00 0.73 0.05 0.08 47.60 11:00:15 1 46.43 0.00 0.90 0.06 0.07 52.54 11:00:15 2 50.19 0.00 0.82 0.05 0.08 48.87 11:00:15 3 43.80 0.00 0.74 0.04 0.07 55.34 11:10:01 all 49.48 0.00 1.07 0.06 0.08 49.32 11:10:01 0 48.15 0.00 1.08 0.02 0.08 50.67 11:10:01 1 71.13 0.00 1.17 0.05 0.09 27.56 11:10:01 2 40.19 0.00 1.11 0.10 0.07 58.53 11:10:01 3 38.47 0.00 0.91 0.05 0.07 60.50 Average: all 48.71 0.00 0.93 0.05 0.08 50.23 Average: 0 49.88 0.00 0.90 0.04 0.08 49.10 Average: 1 58.47 0.00 1.03 0.05 0.08 40.36 Average: 2 45.31 0.00 0.96 0.07 0.07 53.59 Average: 3 41.20 0.00 0.82 0.05 0.07 57.86