---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-14611 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 12G 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 763 9449 4 5777 14883 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:9c:52:33 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.216/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84513sec preferred_lft 84513sec inet6 fe80::f816:3eff:fe9c:5233/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:e4:67:74:f4:92 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-14611) 12/17/25 _x86_64_ (4 CPU) 15:48:08 LINUX RESTART (4 CPU) 15:50:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:01 42.13 3.20 24.37 14.56 758.34 5555.94 247483.76 16:10:12 34.27 0.04 30.64 3.59 1.15 3177.35 18595.28 Average: 38.16 1.61 27.54 9.02 375.80 4354.25 131846.27 15:50:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:01 9565996 13400892 2554728 15.60 154536 3778688 3072196 17.63 884376 5510780 20328 16:10:12 8079960 12468736 3482720 21.27 179936 4261836 3714564 21.32 1033984 6800428 5180 Average: 8822978 12934814 3018724 18.44 167236 4020262 3393380 19.48 959180 6155604 12754 15:50:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:01 lo 592.29 592.29 563.78 563.78 0.00 0.00 0.00 0.00 16:00:01 ens3 112.06 83.54 957.04 16.80 0.00 0.00 0.00 0.00 16:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:12 lo 1550.05 1550.05 1476.88 1476.88 0.00 0.00 0.00 0.00 16:10:12 ens3 53.06 39.12 131.85 11.58 0.00 0.00 0.00 0.00 16:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1076.16 1076.16 1025.09 1025.09 0.00 0.00 0.00 0.00 Average: ens3 82.25 61.10 540.14 14.16 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-14611) 12/17/25 _x86_64_ (4 CPU) 15:48:08 LINUX RESTART (4 CPU) 15:50:02 CPU %user %nice %system %iowait %steal %idle 16:00:01 all 52.48 0.00 1.91 0.11 0.08 45.43 16:00:01 0 51.27 0.00 2.03 0.14 0.08 46.48 16:00:01 1 53.25 0.00 2.08 0.08 0.07 44.52 16:00:01 2 52.42 0.00 1.88 0.13 0.08 45.49 16:00:01 3 52.97 0.00 1.63 0.09 0.07 45.23 16:10:12 all 57.27 0.00 2.46 0.08 0.09 40.11 16:10:12 0 56.56 0.00 2.43 0.07 0.09 40.85 16:10:12 1 55.13 0.00 2.35 0.09 0.09 42.35 16:10:12 2 59.21 0.00 2.74 0.04 0.09 37.92 16:10:12 3 58.16 0.00 2.31 0.11 0.09 39.33 Average: all 54.89 0.00 2.18 0.09 0.08 42.75 Average: 0 53.94 0.00 2.23 0.11 0.08 43.63 Average: 1 54.20 0.00 2.21 0.08 0.08 43.42 Average: 2 55.85 0.00 2.31 0.08 0.09 41.67 Average: 3 55.59 0.00 1.98 0.10 0.08 42.25