---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13325 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 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 668 8930 4 6391 14978 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:f0:35:70 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.213/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84436sec preferred_lft 84436sec inet6 fe80::f816:3eff:fef0:3570/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:27:90:37:96:52 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-13325) 12/13/25 _x86_64_ (4 CPU) 10:39:15 LINUX RESTART (4 CPU) 10:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 10:50:01 35.67 5.04 28.48 2.15 669.72 4543.67 8411.68 11:00:01 27.25 0.08 24.04 3.12 6.83 2288.48 26287.16 11:10:01 31.11 0.13 27.74 3.24 6.36 9381.15 17697.63 Average: 31.34 1.75 26.75 2.84 227.37 5403.53 17472.64 10:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 10:50:01 10362564 13613372 2348520 14.34 122892 3286800 2806432 16.11 689536 4978972 92128 11:00:01 9523624 13126476 2830720 17.29 143392 3582336 2912200 16.72 836500 5614880 23284 11:10:01 9153884 15336756 611036 3.73 171012 6041848 1098420 6.30 1702232 4981916 224 Average: 9680024 14025535 1930092 11.79 145765 4303661 2272351 13.04 1076089 5191923 38545 10:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 10:50:01 lo 762.12 762.12 726.03 726.03 0.00 0.00 0.00 0.00 10:50:01 ens3 105.03 80.29 1051.35 15.63 0.00 0.00 0.00 0.00 10:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:00:01 lo 1333.60 1333.60 1263.05 1263.05 0.00 0.00 0.00 0.00 11:00:01 ens3 36.82 29.46 22.35 11.55 0.00 0.00 0.00 0.00 11:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:01 lo 749.45 749.45 705.21 705.21 0.00 0.00 0.00 0.00 11:10:01 ens3 95.95 96.08 167.26 980.45 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 948.62 948.62 898.31 898.31 0.00 0.00 0.00 0.00 Average: ens3 79.24 68.59 413.24 335.87 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-13325) 12/13/25 _x86_64_ (4 CPU) 10:39:15 LINUX RESTART (4 CPU) 10:40:01 CPU %user %nice %system %iowait %steal %idle 10:50:01 all 27.79 0.00 1.47 0.26 0.05 70.43 10:50:01 0 29.06 0.00 1.79 0.14 0.05 68.97 10:50:01 1 25.96 0.00 1.39 0.23 0.05 72.37 10:50:01 2 28.67 0.00 1.18 0.10 0.06 70.00 10:50:01 3 27.46 0.00 1.54 0.57 0.05 70.38 11:00:01 all 63.17 0.00 2.29 0.06 0.09 34.39 11:00:01 0 63.10 0.00 2.31 0.08 0.08 34.42 11:00:01 1 63.23 0.00 2.23 0.07 0.09 34.39 11:00:01 2 61.05 0.00 2.29 0.06 0.09 36.51 11:00:01 3 65.30 0.00 2.33 0.04 0.08 32.25 11:10:01 all 49.42 0.00 2.07 0.18 0.08 48.25 11:10:01 0 55.87 0.00 2.28 0.14 0.08 41.63 11:10:01 1 48.78 0.00 2.07 0.36 0.08 48.72 11:10:01 2 46.76 0.00 1.90 0.08 0.07 51.19 11:10:01 3 46.28 0.00 2.04 0.14 0.07 51.46 Average: all 46.80 0.00 1.94 0.17 0.07 51.02 Average: 0 49.36 0.00 2.12 0.12 0.07 48.33 Average: 1 45.99 0.00 1.89 0.22 0.07 51.82 Average: 2 45.49 0.00 1.79 0.08 0.07 52.56 Average: 3 46.35 0.00 1.97 0.25 0.07 51.36