---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1553 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 12G 66G 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 684 9182 4 6122 14962 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:45:7b:10 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.87/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84692sec preferred_lft 84692sec inet6 fe80::f816:3eff:fe45:7b10/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:0b:25:b4:87:15 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-1553) 01/17/26 _x86_64_ (4 CPU) 21:55:09 LINUX RESTART (4 CPU) 22:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:10:00 25.99 0.33 22.62 3.05 214.55 2683.55 31179.20 22:20:22 27.39 0.03 24.72 2.64 0.49 4365.76 23641.82 Average: 26.70 0.17 23.69 2.84 105.50 3540.54 27339.33 22:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:10:00 8933380 12791448 3165232 19.33 143752 3827020 3316920 19.04 799128 6240604 123560 22:20:22 5639004 10452228 5500148 33.59 159600 4725204 5427536 31.15 1089852 9175804 196 Average: 7286192 11621838 4332690 26.46 151676 4276112 4372228 25.10 944490 7708204 61878 22:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:10:00 lo 1274.99 1274.99 1207.75 1207.75 0.00 0.00 0.00 0.00 22:10:00 ens3 48.86 40.06 169.39 13.06 0.00 0.00 0.00 0.00 22:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:20:22 lo 1081.53 1081.53 3001.15 3001.15 0.00 0.00 0.00 0.00 22:20:22 ens3 41.89 31.72 42.18 13.16 0.00 0.00 0.00 0.00 22:20:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1176.44 1176.44 2121.38 2121.38 0.00 0.00 0.00 0.00 Average: ens3 45.31 35.81 104.59 13.11 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-1553) 01/17/26 _x86_64_ (4 CPU) 21:55:09 LINUX RESTART (4 CPU) 22:00:01 CPU %user %nice %system %iowait %steal %idle 22:10:00 all 64.13 0.00 2.44 0.11 0.10 33.22 22:10:00 0 64.31 0.00 2.61 0.15 0.10 32.83 22:10:00 1 63.28 0.00 2.43 0.09 0.10 34.10 22:10:00 2 64.93 0.00 2.30 0.10 0.10 32.57 22:10:00 3 64.02 0.00 2.42 0.09 0.10 33.38 22:20:22 all 53.88 0.00 2.17 0.15 0.10 43.70 22:20:22 0 52.33 0.00 2.26 0.23 0.10 45.08 22:20:22 1 56.10 0.00 2.08 0.16 0.10 41.57 22:20:22 2 51.62 0.00 2.27 0.15 0.10 45.86 22:20:22 3 55.48 0.00 2.07 0.05 0.10 42.29 Average: all 58.91 0.00 2.30 0.13 0.10 38.56 Average: 0 58.21 0.00 2.43 0.19 0.10 39.07 Average: 1 59.62 0.00 2.25 0.13 0.10 37.91 Average: 2 58.15 0.00 2.28 0.13 0.10 39.35 Average: 3 59.67 0.00 2.24 0.07 0.10 37.92