---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4885 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 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 664 10580 4 4744 14982 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:9f:29:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.242/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84665sec preferred_lft 84665sec inet6 fe80::f816:3eff:fe9f:2990/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 76:fb:d6:1f:d5:fb 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-4885) 01/27/26 _x86_64_ (4 CPU) 03:08:41 LINUX RESTART (4 CPU) 03:10:23 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:20 16.38 2.88 12.83 0.67 361.25 3205.48 377.48 03:30:01 19.81 0.86 16.83 2.13 27.97 3579.33 1777.99 Average: 18.08 1.88 14.80 1.39 196.92 3389.81 1068.02 03:10:23 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:20 10967064 14020244 1942296 11.86 119604 3083128 2566508 14.73 573108 4487240 35848 03:30:01 9404144 13423972 2529676 15.45 161228 3923116 2717680 15.60 817580 5689700 16480 Average: 10185604 13722108 2235986 13.66 140416 3503122 2642094 15.17 695344 5088470 26164 03:10:23 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:20 lo 0.82 0.82 0.09 0.09 0.00 0.00 0.00 0.00 03:20:20 ens3 80.62 62.52 649.72 13.34 0.00 0.00 0.00 0.00 03:20:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 03:30:01 lo 800.16 800.16 761.50 761.50 0.00 0.00 0.00 0.00 03:30:01 ens3 86.59 64.94 376.32 18.70 0.00 0.00 0.00 0.00 03:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 394.94 394.94 375.51 375.51 0.00 0.00 0.00 0.00 Average: ens3 83.56 63.71 514.92 15.98 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-4885) 01/27/26 _x86_64_ (4 CPU) 03:08:41 LINUX RESTART (4 CPU) 03:10:23 CPU %user %nice %system %iowait %steal %idle 03:20:20 all 37.75 0.00 1.20 0.07 0.06 60.93 03:20:20 0 37.93 0.00 0.99 0.09 0.06 60.93 03:20:20 1 37.15 0.00 1.04 0.05 0.06 61.71 03:20:20 2 39.42 0.00 1.50 0.06 0.06 58.96 03:20:20 3 36.50 0.00 1.27 0.06 0.06 62.11 03:30:01 all 70.23 0.00 2.50 0.04 0.10 27.13 03:30:01 0 70.20 0.00 2.37 0.06 0.10 27.27 03:30:01 1 72.60 0.00 2.82 0.03 0.10 24.45 03:30:01 2 68.42 0.00 2.35 0.03 0.10 29.10 03:30:01 3 69.69 0.00 2.45 0.06 0.10 27.70 Average: all 53.74 0.00 1.84 0.06 0.08 44.29 Average: 0 53.84 0.00 1.67 0.08 0.08 44.34 Average: 1 54.62 0.00 1.92 0.04 0.08 43.34 Average: 2 53.65 0.00 1.92 0.05 0.08 44.31 Average: 3 52.84 0.00 1.85 0.06 0.08 45.17