---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-13920 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 68G 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 650 10406 4 4932 14996 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:ea:75:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.25/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84741sec preferred_lft 84741sec inet6 fe80::f816:3eff:feea:7535/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 7e:16:91:35:53:a8 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-13920) 12/15/25 _x86_64_ (4 CPU) 19:15:57 LINUX RESTART (4 CPU) 19:20:21 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 19:30:21 17.65 2.57 13.71 1.37 740.51 3506.24 12565.03 19:40:01 29.39 0.94 24.34 4.11 30.50 4577.27 11427.65 Average: 23.42 1.77 18.93 2.72 391.54 4032.65 12006.01 19:20:21 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 19:30:21 10162952 13696980 2261876 13.81 134996 3521840 2765140 15.87 775956 5050984 28792 19:40:01 10700520 15390232 560240 3.42 168232 4559616 1102540 6.33 1093664 4078872 312 Average: 10431736 14543606 1411058 8.62 151614 4040728 1933840 11.10 934810 4564928 14552 19:20:21 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 19:30:21 lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 19:30:21 ens3 98.61 77.03 683.24 20.70 0.00 0.00 0.00 0.00 19:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 19:40:01 lo 1457.93 1457.93 1382.82 1382.82 0.00 0.00 0.00 0.00 19:40:01 ens3 95.71 85.07 426.39 113.02 0.00 0.00 0.00 0.00 19:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 717.29 717.29 679.73 679.73 0.00 0.00 0.00 0.00 Average: ens3 97.18 80.98 557.00 66.07 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-13920) 12/15/25 _x86_64_ (4 CPU) 19:15:57 LINUX RESTART (4 CPU) 19:20:21 CPU %user %nice %system %iowait %steal %idle 19:30:21 all 70.38 0.00 2.21 0.09 0.11 27.21 19:30:21 0 71.11 0.00 2.27 0.11 0.11 26.40 19:30:21 1 70.27 0.00 2.19 0.06 0.11 27.37 19:30:21 2 69.91 0.00 2.24 0.12 0.11 27.62 19:30:21 3 70.24 0.00 2.13 0.06 0.10 27.46 19:40:01 all 60.03 0.00 2.40 0.13 0.09 37.34 19:40:01 0 59.18 0.00 2.62 0.13 0.09 37.97 19:40:01 1 57.79 0.00 1.96 0.13 0.10 40.03 19:40:01 2 65.08 0.00 2.64 0.15 0.10 32.04 19:40:01 3 58.09 0.00 2.36 0.12 0.09 39.34 Average: all 65.30 0.00 2.30 0.11 0.10 32.19 Average: 0 65.25 0.00 2.44 0.12 0.10 32.09 Average: 1 64.14 0.00 2.08 0.09 0.10 33.59 Average: 2 67.54 0.00 2.43 0.14 0.10 29.79 Average: 3 64.26 0.00 2.25 0.09 0.10 33.30