---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4933 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: 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 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 707 9612 4 5669 14938 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:f3:37:32 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.2/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84535sec preferred_lft 84535sec inet6 fe80::f816:3eff:fef3:3732/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:30:62:22:e7:92 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 5.15.0-164-generic (prd-ubuntu2204-docker-4c-4g-4933) 01/27/26 _x86_64_ (4 CPU) 06:28:18 LINUX RESTART (4 CPU) 06:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 06:40:09 29.60 3.81 23.84 1.95 571.77 5635.41 6489.17 06:50:10 33.49 0.07 29.81 3.61 1.57 3262.64 19521.58 Average: 31.54 1.95 26.80 2.78 288.41 4456.28 12965.54 06:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 06:40:09 9381872 13140500 2815320 17.19 156132 3703444 3097140 17.78 857720 5718960 29260 06:50:10 8195428 12914756 3035492 18.54 185712 4572236 3257952 18.70 1038264 6646460 394832 Average: 8788650 13027628 2925406 17.87 170922 4137840 3177546 18.24 947992 6182710 212046 06:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 06:40:09 lo 577.23 577.23 549.50 549.50 0.00 0.00 0.00 0.00 06:40:09 ens3 99.85 76.73 864.54 17.29 0.00 0.00 0.00 0.00 06:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 06:50:10 lo 1547.71 1547.71 1474.38 1474.38 0.00 0.00 0.00 0.00 06:50:10 ens3 56.62 43.92 199.31 13.42 0.00 0.00 0.00 0.00 06:50:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1059.51 1059.51 1009.11 1009.11 0.00 0.00 0.00 0.00 Average: ens3 78.36 60.42 533.96 15.37 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-4933) 01/27/26 _x86_64_ (4 CPU) 06:28:18 LINUX RESTART (4 CPU) 06:30:01 CPU %user %nice %system %iowait %steal %idle 06:40:09 all 53.47 0.00 1.97 0.22 0.09 44.25 06:40:09 0 54.32 0.00 1.58 0.32 0.09 43.70 06:40:09 1 53.67 0.00 1.79 0.18 0.09 44.28 06:40:09 2 52.74 0.00 2.14 0.12 0.09 44.92 06:40:09 3 53.16 0.00 2.37 0.25 0.09 44.13 06:50:10 all 58.12 0.00 2.48 0.19 0.10 39.11 06:50:10 0 58.77 0.00 2.51 0.15 0.10 38.48 06:50:10 1 55.40 0.00 2.22 0.16 0.10 42.13 06:50:10 2 60.42 0.00 2.85 0.24 0.10 36.40 06:50:10 3 57.89 0.00 2.36 0.22 0.10 39.43 Average: all 55.78 0.00 2.22 0.20 0.09 41.70 Average: 0 56.53 0.00 2.04 0.23 0.09 41.10 Average: 1 54.53 0.00 2.00 0.17 0.09 43.21 Average: 2 56.55 0.00 2.49 0.18 0.09 40.69 Average: 3 55.51 0.00 2.36 0.23 0.09 41.80