---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3844 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 14% / 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 623 10352 4 5013 15023 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:90:32:0d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84824sec preferred_lft 84824sec inet6 fe80::f816:3eff:fe90:320d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:8c:63:46:78:a6 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-3844) 12/05/25 _x86_64_ (4 CPU) 07:37:07 LINUX RESTART (4 CPU) 07:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:50:11 9.65 0.78 8.18 0.69 622.28 1751.49 9488.68 08:00:01 11.04 0.54 9.75 0.75 20.31 1752.92 3656.17 Average: 10.33 0.66 8.95 0.72 326.21 1752.19 6620.07 07:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:50:11 8486076 11689180 4272972 26.10 113504 3256896 4503900 25.85 669440 6882556 180 08:00:01 9823720 13543772 2414788 14.75 135872 3720584 2713908 15.58 845896 5317600 103688 Average: 9154898 12616476 3343880 20.42 124688 3488740 3608904 20.72 757668 6100078 51934 07:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:50:11 lo 0.67 0.67 0.38 0.38 0.00 0.00 0.00 0.00 07:50:11 ens3 23.72 16.47 347.26 2.97 0.00 0.00 0.00 0.00 07:50:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:00:01 lo 217.88 217.88 207.28 207.28 0.00 0.00 0.00 0.00 08:00:01 ens3 35.12 23.88 411.70 3.37 0.00 0.00 0.00 0.00 08:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 107.50 107.50 102.14 102.14 0.00 0.00 0.00 0.00 Average: ens3 29.33 20.11 378.96 3.17 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-3844) 12/05/25 _x86_64_ (4 CPU) 07:37:07 LINUX RESTART (4 CPU) 07:40:01 CPU %user %nice %system %iowait %steal %idle 07:50:11 all 47.93 0.00 0.87 0.41 0.10 50.69 07:50:11 0 50.42 0.00 0.81 0.03 0.10 48.64 07:50:11 1 48.92 0.00 0.89 0.25 0.10 49.84 07:50:11 2 51.92 0.00 0.89 1.04 0.10 46.06 07:50:11 3 40.48 0.00 0.89 0.31 0.10 58.22 08:00:01 all 52.04 0.00 1.01 0.11 0.10 46.74 08:00:01 0 55.45 0.00 0.93 0.17 0.10 43.35 08:00:01 1 60.10 0.00 1.22 0.07 0.10 38.51 08:00:01 2 44.78 0.00 0.99 0.13 0.10 54.01 08:00:01 3 47.84 0.00 0.89 0.08 0.10 51.10 Average: all 49.95 0.00 0.94 0.26 0.10 48.75 Average: 0 52.89 0.00 0.87 0.10 0.10 46.04 Average: 1 54.42 0.00 1.05 0.16 0.10 44.27 Average: 2 48.41 0.00 0.94 0.59 0.10 49.97 Average: 3 44.10 0.00 0.89 0.19 0.10 54.72