---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-451593 5.15.0-171-generic #181-Ubuntu SMP Fri Feb 6 22:44:50 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: 5600.00 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 13G 66G 16% / 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 661 8749 4 6578 14985 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:b0:bf:42 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.92/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84640sec preferred_lft 84640sec inet6 fe80::f816:3eff:feb0:bf42/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 26:79:e9:27:a3:85 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-451593) 03/12/26 _x86_64_ (4 CPU) 11:32:32 LINUX RESTART (4 CPU) 11:40:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:50:02 25.41 0.02 22.51 2.88 0.21 2248.63 7093.68 12:00:00 20.26 0.03 18.41 1.83 0.36 4041.89 9564.78 Average: 22.84 0.02 20.46 2.36 0.29 3143.22 8326.41 11:40:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:50:02 8943660 12671412 3285700 20.07 144832 3690344 3553360 20.40 732276 6297900 29600 12:00:00 7776684 12670616 3281876 20.04 162188 4790120 3237936 18.59 1029712 7080208 231196 Average: 8360172 12671014 3283788 20.06 153510 4240232 3395648 19.49 880994 6689054 130398 11:40:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:50:02 lo 1418.96 1418.96 1347.17 1347.17 0.00 0.00 0.00 0.00 11:50:02 ens3 30.42 24.08 35.62 7.38 0.00 0.00 0.00 0.00 11:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 12:00:00 lo 916.19 916.19 7504.74 7504.74 0.00 0.00 0.00 0.00 12:00:00 ens3 23.14 20.40 94.66 6.00 0.00 0.00 0.00 0.00 12:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1168.15 1168.15 4418.95 4418.95 0.00 0.00 0.00 0.00 Average: ens3 26.79 22.25 65.08 6.69 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 5.15.0-171-generic (prd-ubuntu2204-docker-4c-4g-451593) 03/12/26 _x86_64_ (4 CPU) 11:32:32 LINUX RESTART (4 CPU) 11:40:01 CPU %user %nice %system %iowait %steal %idle 11:50:02 all 66.98 0.00 2.38 0.05 0.09 30.49 11:50:02 0 65.90 0.00 2.15 0.08 0.09 31.78 11:50:02 1 66.70 0.00 2.23 0.05 0.10 30.93 11:50:02 2 67.08 0.00 2.68 0.06 0.09 30.08 11:50:02 3 68.23 0.00 2.47 0.03 0.09 29.18 12:00:00 all 49.03 0.00 1.81 0.10 0.09 48.97 12:00:00 0 43.86 0.00 1.85 0.18 0.09 54.01 12:00:00 1 54.60 0.00 1.79 0.12 0.09 43.40 12:00:00 2 46.20 0.00 1.82 0.05 0.09 51.85 12:00:00 3 51.49 0.00 1.78 0.04 0.09 46.60 Average: all 58.02 0.00 2.10 0.08 0.09 39.71 Average: 0 54.91 0.00 2.00 0.13 0.09 42.87 Average: 1 60.66 0.00 2.01 0.08 0.09 37.16 Average: 2 56.65 0.00 2.25 0.05 0.09 40.95 Average: 3 59.88 0.00 2.12 0.04 0.09 37.87