---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-25679 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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 11G 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 719 9589 4 5679 14926 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:08:ad:ba brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.6/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84643sec preferred_lft 84643sec inet6 fe80::f816:3eff:fe08:adba/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether aa:1a:f7:da:ce:5e 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25679) 01/11/26 _x86_64_ (4 CPU) 20:46:32 LINUX RESTART (4 CPU) 20:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 26.59 1.10 23.17 2.33 432.88 5619.70 17989.97 21:10:06 36.06 0.04 32.15 3.87 1.23 5585.53 41913.96 Average: 31.36 0.57 27.69 3.10 215.50 5602.49 30038.29 20:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9520332 13538716 2415332 14.75 165300 3929052 2671248 15.33 920396 5489588 34324 21:10:06 7879564 13088572 2860212 17.47 181824 5050996 3379320 19.40 1149328 6852580 40856 Average: 8699948 13313644 2637772 16.11 173562 4490024 3025284 17.37 1034862 6171084 37590 20:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 633.34 633.34 602.84 602.84 0.00 0.00 0.00 0.00 21:00:01 ens3 72.02 54.92 553.35 14.24 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:06 lo 1432.67 1432.67 1364.97 1364.97 0.00 0.00 0.00 0.00 21:10:06 ens3 65.88 48.60 214.47 14.73 0.00 0.00 0.00 0.00 21:10:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1035.89 1035.89 986.66 986.66 0.00 0.00 0.00 0.00 Average: ens3 68.93 51.74 382.69 14.49 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-25679) 01/11/26 _x86_64_ (4 CPU) 20:46:32 LINUX RESTART (4 CPU) 20:50:06 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 58.19 0.00 2.05 0.10 0.08 39.57 21:00:01 0 57.93 0.00 1.62 0.07 0.08 40.31 21:00:01 1 59.23 0.00 2.42 0.14 0.08 38.12 21:00:01 2 59.24 0.00 1.75 0.09 0.08 38.84 21:00:01 3 56.37 0.00 2.41 0.10 0.09 41.03 21:10:06 all 61.37 0.00 2.47 0.14 0.09 35.93 21:10:06 0 61.16 0.00 2.46 0.16 0.09 36.14 21:10:06 1 64.04 0.00 2.77 0.15 0.09 32.95 21:10:06 2 59.47 0.00 2.27 0.11 0.09 38.06 21:10:06 3 60.81 0.00 2.40 0.15 0.09 36.55 Average: all 59.79 0.00 2.26 0.12 0.09 37.74 Average: 0 59.55 0.00 2.04 0.11 0.09 38.21 Average: 1 61.65 0.00 2.60 0.15 0.09 35.52 Average: 2 59.36 0.00 2.01 0.10 0.08 38.45 Average: 3 58.61 0.00 2.40 0.13 0.09 38.77