---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1455 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 9.8G 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 659 10955 4 4374 14987 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:ca:cf:06 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.181/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84885sec preferred_lft 84885sec inet6 fe80::f816:3eff:feca:cf06/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:40:08:96:1c:ea 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-1455) 01/17/26 _x86_64_ (4 CPU) 10:47:17 LINUX RESTART (4 CPU) 10:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:00:00 9.36 0.65 8.05 0.66 432.64 1393.52 16419.61 11:10:00 13.92 0.53 12.41 0.97 19.40 1900.36 8185.80 Average: 11.65 0.59 10.25 0.82 224.82 1648.41 12278.76 10:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:00:00 8110352 11298272 4663724 28.48 112792 3243204 4811608 27.62 645772 7281832 20 11:10:00 9011316 12699148 3259108 19.91 134700 3690844 3794044 21.78 818504 6171536 82960 Average: 8560834 11998710 3961416 24.19 123746 3467024 4302826 24.70 732138 6726684 41490 10:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:00:00 lo 0.68 0.68 0.39 0.39 0.00 0.00 0.00 0.00 11:00:00 ens3 33.03 24.20 294.46 4.46 0.00 0.00 0.00 0.00 11:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:10:00 lo 320.44 320.44 305.02 305.02 0.00 0.00 0.00 0.00 11:10:00 ens3 40.75 30.18 411.83 6.03 0.00 0.00 0.00 0.00 11:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 161.49 161.49 153.60 153.60 0.00 0.00 0.00 0.00 Average: ens3 36.91 27.20 353.48 5.25 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-1455) 01/17/26 _x86_64_ (4 CPU) 10:47:17 LINUX RESTART (4 CPU) 10:50:07 CPU %user %nice %system %iowait %steal %idle 11:00:00 all 46.77 0.00 0.91 0.10 0.07 52.16 11:00:00 0 40.12 0.00 0.74 0.15 0.08 58.91 11:00:00 1 47.50 0.00 1.07 0.04 0.07 51.32 11:00:00 2 53.37 0.00 0.75 0.06 0.07 45.74 11:00:00 3 46.09 0.00 1.07 0.14 0.07 52.62 11:10:00 all 49.25 0.00 1.12 0.08 0.08 49.47 11:10:00 0 41.74 0.00 1.18 0.07 0.09 56.92 11:10:00 1 40.84 0.00 0.92 0.07 0.07 58.09 11:10:00 2 52.77 0.00 1.00 0.02 0.07 46.14 11:10:00 3 61.64 0.00 1.38 0.17 0.07 36.74 Average: all 48.01 0.00 1.01 0.09 0.07 50.81 Average: 0 40.93 0.00 0.96 0.11 0.08 57.92 Average: 1 44.15 0.00 0.99 0.05 0.07 54.73 Average: 2 53.07 0.00 0.88 0.04 0.07 45.94 Average: 3 53.91 0.00 1.22 0.16 0.07 44.64