---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6182 5.15.0-174-generic #184-Ubuntu SMP Fri Mar 13 18:41:50 UTC 2026 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 10608 4 4716 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:ee:ea:d4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.175/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84034sec preferred_lft 84034sec inet6 fe80::f816:3eff:feee:ead4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 5e:84:e9:8e:41:cc 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-6182) 04/21/26 _x86_64_ (4 CPU) 11:00:23 LINUX RESTART (4 CPU) 11:10:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:01 39.18 4.17 34.15 0.87 259.57 4167.89 2366.54 11:30:08 10.90 0.47 9.32 1.10 17.95 2142.61 2866.64 Average: 24.89 2.30 21.60 0.99 137.44 3144.18 2619.33 11:10:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:01 11243864 14196512 1766348 10.79 118300 2991036 2361608 13.56 490976 4297916 33852 11:30:08 10066932 13643492 2313708 14.13 148320 3524128 2772948 15.92 651936 5238220 25208 Average: 10655398 13920002 2040028 12.46 133310 3257582 2567278 14.74 571456 4768068 29530 11:10:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:01 lo 0.64 0.64 0.08 0.08 0.00 0.00 0.00 0.00 11:20:01 ens3 103.05 80.47 921.48 16.92 0.00 0.00 0.00 0.00 11:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:08 lo 1.45 1.45 0.14 0.14 0.00 0.00 0.00 0.00 11:30:08 ens3 75.30 58.20 100.67 18.68 0.00 0.00 0.00 0.00 11:30:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1.05 1.05 0.11 0.11 0.00 0.00 0.00 0.00 Average: ens3 89.03 69.22 506.59 17.81 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-6182) 04/21/26 _x86_64_ (4 CPU) 11:00:23 LINUX RESTART (4 CPU) 11:10:08 CPU %user %nice %system %iowait %steal %idle 11:20:01 all 25.76 0.00 1.11 0.25 0.05 72.83 11:20:01 0 25.49 0.00 1.08 0.18 0.05 73.20 11:20:01 1 24.01 0.00 0.99 0.14 0.05 74.82 11:20:01 2 28.77 0.00 1.29 0.60 0.05 69.29 11:20:01 3 24.76 0.00 1.10 0.09 0.06 74.00 11:30:08 all 72.02 0.00 2.27 0.03 0.11 25.57 11:30:08 0 72.45 0.00 2.14 0.03 0.11 25.27 11:30:08 1 71.89 0.00 2.50 0.02 0.11 25.48 11:30:08 2 71.45 0.00 2.36 0.03 0.11 26.04 11:30:08 3 72.28 0.00 2.09 0.02 0.11 25.50 Average: all 49.14 0.00 1.70 0.14 0.08 48.95 Average: 0 49.20 0.00 1.61 0.10 0.08 49.00 Average: 1 48.20 0.00 1.75 0.08 0.08 49.89 Average: 2 50.33 0.00 1.83 0.31 0.08 47.44 Average: 3 48.80 0.00 1.60 0.06 0.08 49.45