---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-20138 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: 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 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 647 9142 4 6198 14999 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:63:c8:d2 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.196/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84374sec preferred_lft 84374sec inet6 fe80::f816:3eff:fe63:c8d2/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:ac:62:ca:47:b0 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-20138) 05/25/26 _x86_64_ (4 CPU) 22:21:24 LINUX RESTART (4 CPU) 22:30:11 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:40:12 28.01 1.35 26.24 0.42 97.66 916.66 1093.14 22:50:01 35.56 3.47 29.92 2.17 185.23 10267.26 10359.08 Average: 31.75 2.40 28.06 1.29 141.02 5546.51 5681.07 22:30:11 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:40:12 13002892 15370936 621788 3.80 85068 2488076 1258024 7.22 400188 2695756 199428 22:50:01 7433724 12527484 3426920 20.93 136688 5037336 3578228 20.54 1283804 7214728 992 Average: 10218308 13949210 2024354 12.36 110878 3762706 2418126 13.88 841996 4955242 100210 22:30:11 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:40:12 lo 0.17 0.17 0.01 0.01 0.00 0.00 0.00 0.00 22:40:12 ens3 21.36 17.17 170.56 4.78 0.00 0.00 0.00 0.00 22:40:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:50:01 lo 825.10 825.10 786.34 786.34 0.00 0.00 0.00 0.00 22:50:01 ens3 110.16 85.58 1193.43 18.17 0.00 0.00 0.00 0.00 22:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 408.63 408.63 389.36 389.36 0.00 0.00 0.00 0.00 Average: ens3 65.33 51.04 677.03 11.41 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-20138) 05/25/26 _x86_64_ (4 CPU) 22:21:24 LINUX RESTART (4 CPU) 22:30:11 CPU %user %nice %system %iowait %steal %idle 22:40:12 all 2.23 0.00 0.25 0.61 0.05 96.87 22:40:12 0 3.47 0.00 0.37 0.72 0.06 95.38 22:40:12 1 1.28 0.00 0.18 0.99 0.02 97.54 22:40:12 2 0.90 0.00 0.17 0.36 0.04 98.54 22:40:12 3 3.28 0.00 0.28 0.35 0.07 96.01 22:50:01 all 53.05 0.00 2.24 0.51 0.12 44.07 22:50:01 0 53.13 0.00 2.34 0.48 0.12 43.93 22:50:01 1 51.83 0.00 2.41 0.25 0.12 45.38 22:50:01 2 54.80 0.00 2.20 0.13 0.12 42.75 22:50:01 3 52.45 0.00 1.99 1.19 0.12 44.24 Average: all 27.34 0.00 1.23 0.56 0.09 70.78 Average: 0 28.03 0.00 1.35 0.60 0.09 69.93 Average: 1 26.25 0.00 1.28 0.62 0.07 71.77 Average: 2 27.53 0.00 1.17 0.25 0.08 70.97 Average: 3 27.56 0.00 1.12 0.77 0.10 70.45