---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-10993 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: 5600.00 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 9.7G 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 626 11206 4 4156 15020 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:19:cd:19 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84137sec preferred_lft 84137sec inet6 fe80::f816:3eff:fe19:cd19/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:4b:6d:53:8e:a4 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-10993) 12/06/25 _x86_64_ (4 CPU) 02:54:39 LINUX RESTART (4 CPU) 03:10:17 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:01 1.11 0.00 1.11 0.00 0.01 13.07 0.00 03:30:08 63.60 4.83 55.46 3.30 278.28 4827.95 6284.37 Average: 32.97 2.46 28.82 1.69 141.91 2468.33 3204.60 03:10:17 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:01 13389740 15518780 494100 3.02 60732 2291628 1143388 6.56 389280 2335004 8 03:30:08 11531096 15420864 539072 3.29 134536 3895768 1034092 5.94 894668 3552740 499224 Average: 12460418 15469822 516586 3.16 97634 3093698 1088740 6.25 641974 2943872 249616 03:10:17 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:01 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 03:20:01 ens3 0.22 0.07 0.03 0.01 0.00 0.00 0.00 0.00 03:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:08 lo 779.66 779.66 742.35 742.35 0.00 0.00 0.00 0.00 03:30:08 ens3 120.23 92.55 1001.20 20.40 0.00 0.00 0.00 0.00 03:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 397.62 397.62 378.55 378.55 0.00 0.00 0.00 0.00 Average: ens3 61.42 47.23 510.56 10.41 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-10993) 12/06/25 _x86_64_ (4 CPU) 02:54:39 LINUX RESTART (4 CPU) 03:10:17 CPU %user %nice %system %iowait %steal %idle 03:20:01 all 0.18 0.00 0.04 0.01 0.01 99.77 03:20:01 0 0.03 0.00 0.03 0.01 0.01 99.92 03:20:01 1 0.07 0.00 0.04 0.02 0.01 99.86 03:20:01 2 0.60 0.00 0.06 0.00 0.01 99.32 03:20:01 3 0.02 0.00 0.01 0.01 0.00 99.96 03:30:08 all 41.55 0.00 1.95 0.38 0.09 56.04 03:30:08 0 41.94 0.00 2.03 0.95 0.09 54.99 03:30:08 1 41.95 0.00 2.04 0.25 0.09 55.67 03:30:08 2 42.27 0.00 1.73 0.17 0.09 55.74 03:30:08 3 40.05 0.00 1.98 0.14 0.08 57.74 Average: all 21.25 0.00 1.01 0.20 0.05 77.50 Average: 0 21.38 0.00 1.05 0.49 0.05 77.03 Average: 1 21.40 0.00 1.06 0.13 0.05 77.36 Average: 2 21.81 0.00 0.91 0.08 0.05 77.14 Average: 3 20.41 0.00 1.01 0.08 0.04 78.46