---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5102 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 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 651 10385 4 4952 14995 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:f8:b7:d7 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.107/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84800sec preferred_lft 84800sec inet6 fe80::f816:3eff:fef8:b7d7/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:84:d3:c7:80:55 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-5102) 01/27/26 _x86_64_ (4 CPU) 21:37:35 LINUX RESTART (4 CPU) 21:40:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:50:14 13.31 2.11 10.52 0.67 515.39 2813.62 9589.92 22:00:01 5.67 0.38 5.06 0.24 12.10 662.21 638.86 Average: 9.56 1.26 7.84 0.46 268.24 1757.12 5194.28 21:40:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:50:14 9091316 12226920 3735268 22.81 112916 3192268 3893336 22.35 645584 6291684 7232 22:00:01 9146260 12960016 2998584 18.31 130048 3815768 3272496 18.78 729524 6093084 495564 Average: 9118788 12593468 3366926 20.56 121482 3504018 3582916 20.57 687554 6192384 251398 21:40:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:50:14 lo 0.71 0.71 0.38 0.38 0.00 0.00 0.00 0.00 21:50:14 ens3 69.55 51.76 636.31 6.13 0.00 0.00 0.00 0.00 21:50:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:00:01 lo 74.84 74.84 70.96 70.96 0.00 0.00 0.00 0.00 22:00:01 ens3 39.46 26.77 417.96 3.32 0.00 0.00 0.00 0.00 22:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 37.11 37.11 35.04 35.04 0.00 0.00 0.00 0.00 Average: ens3 54.78 39.49 529.09 4.75 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-5102) 01/27/26 _x86_64_ (4 CPU) 21:37:35 LINUX RESTART (4 CPU) 21:40:06 CPU %user %nice %system %iowait %steal %idle 21:50:14 all 50.74 0.00 1.08 0.08 0.07 48.02 21:50:14 0 45.17 0.00 1.29 0.17 0.07 53.30 21:50:14 1 55.45 0.00 0.99 0.04 0.07 43.44 21:50:14 2 55.51 0.00 1.17 0.04 0.08 43.20 21:50:14 3 46.85 0.00 0.89 0.05 0.07 52.14 22:00:01 all 49.86 0.00 0.78 0.02 0.07 49.27 22:00:01 0 52.04 0.00 0.87 0.02 0.08 46.99 22:00:01 1 63.69 0.00 0.78 0.02 0.08 35.42 22:00:01 2 45.40 0.00 0.81 0.02 0.07 53.70 22:00:01 3 38.32 0.00 0.65 0.02 0.07 60.95 Average: all 50.31 0.00 0.93 0.05 0.07 48.64 Average: 0 48.55 0.00 1.08 0.10 0.07 50.20 Average: 1 59.50 0.00 0.89 0.03 0.08 39.50 Average: 2 50.53 0.00 1.00 0.03 0.07 48.37 Average: 3 42.66 0.00 0.77 0.04 0.07 56.46