---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1292 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 9.9G 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 685 10740 4 4563 14961 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:9d:53:53 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.58/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84909sec preferred_lft 84909sec inet6 fe80::f816:3eff:fe9d:5353/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ca:8e:26:52:4b:27 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-1292) 01/16/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:02 55.22 2.97 43.75 8.50 725.77 5157.31 39648.01 22:20:02 29.35 0.19 24.59 4.58 12.21 3121.61 9736.22 Average: 42.29 1.58 34.17 6.54 369.09 4139.73 24696.10 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:02 10004912 13804376 2152016 13.14 167096 3740280 2515988 14.44 829624 5138444 169640 22:20:02 11073828 15385712 566432 3.46 200392 4178512 1122808 6.44 1007064 3838948 15100 Average: 10539370 14595044 1359224 8.30 183744 3959396 1819398 10.44 918344 4488696 92370 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:02 lo 4426.71 4426.71 4219.52 4219.52 0.00 0.00 0.00 0.00 22:10:02 ens3 158.34 116.07 896.36 30.50 0.00 0.00 0.00 0.00 22:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:02 lo 1886.65 1886.65 1781.97 1781.97 0.00 0.00 0.00 0.00 22:20:02 ens3 127.25 122.76 129.98 182.50 0.00 0.00 0.00 0.00 22:20:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3157.02 3157.02 3001.07 3001.07 0.00 0.00 0.00 0.00 Average: ens3 142.80 119.41 513.28 106.48 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-1292) 01/16/26 _x86_64_ (4 CPU) 21:55:28 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:02 all 65.97 0.00 4.01 0.16 0.08 29.77 22:10:02 0 65.59 0.00 3.91 0.14 0.08 30.29 22:10:02 1 65.23 0.00 4.26 0.13 0.08 30.30 22:10:02 2 66.27 0.00 3.83 0.17 0.09 29.64 22:10:02 3 66.80 0.00 4.04 0.21 0.09 28.86 22:20:02 all 37.70 0.00 2.09 0.13 0.06 60.02 22:20:02 0 34.13 0.00 2.12 0.06 0.06 63.63 22:20:02 1 38.79 0.00 1.97 0.05 0.06 59.12 22:20:02 2 37.81 0.00 2.39 0.35 0.06 59.38 22:20:02 3 40.09 0.00 1.85 0.06 0.07 57.93 Average: all 51.82 0.00 3.05 0.15 0.07 44.91 Average: 0 49.84 0.00 3.01 0.10 0.07 46.98 Average: 1 52.00 0.00 3.11 0.09 0.07 44.72 Average: 2 52.03 0.00 3.11 0.26 0.07 44.52 Average: 3 53.43 0.00 2.95 0.13 0.08 43.41