---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-33465 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 12G 67G 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 722 9571 4 5695 14924 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:01:3e:9e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.72/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84563sec preferred_lft 84563sec inet6 fe80::f816:3eff:fe01:3e9e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9a:27:ba:55:1b:fa 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-33465) 07/06/26 _x86_64_ (4 CPU) 15:47:11 LINUX RESTART (4 CPU) 15:50:12 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:00 25.31 2.71 20.66 1.95 150.31 4892.68 10866.11 16:10:01 33.34 0.05 29.96 3.33 1.96 6075.02 17861.06 Average: 29.37 1.36 25.36 2.64 75.31 5490.41 14402.42 15:50:12 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:00 9622572 13387740 2568096 15.68 156640 3693124 3103424 17.81 712216 5616992 19948 16:10:01 7613460 12844076 3104928 18.96 185336 5053860 3353948 19.25 1025176 7226648 35084 Average: 8618016 13115908 2836512 17.32 170988 4373492 3228686 18.53 868696 6421820 27516 15:50:12 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:00 lo 845.64 845.64 805.85 805.85 0.00 0.00 0.00 0.00 16:00:00 ens3 120.18 92.17 828.97 19.68 0.00 0.00 0.00 0.00 16:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:01 lo 1454.98 1454.98 1386.95 1386.95 0.00 0.00 0.00 0.00 16:10:01 ens3 59.48 45.06 233.45 12.62 0.00 0.00 0.00 0.00 16:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1153.69 1153.69 1099.63 1099.63 0.00 0.00 0.00 0.00 Average: ens3 89.50 68.35 527.90 16.11 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 5.15.0-174-generic (prd-ubuntu2204-docker-4c-4g-33465) 07/06/26 _x86_64_ (4 CPU) 15:47:11 LINUX RESTART (4 CPU) 15:50:12 CPU %user %nice %system %iowait %steal %idle 16:00:00 all 64.63 0.00 2.18 0.08 0.11 33.01 16:00:00 0 64.39 0.00 2.26 0.09 0.11 33.16 16:00:00 1 67.28 0.00 1.96 0.06 0.10 30.60 16:00:00 2 63.62 0.00 2.30 0.10 0.11 33.88 16:00:00 3 63.23 0.00 2.20 0.06 0.10 34.40 16:10:01 all 57.51 0.00 2.41 0.07 0.10 39.90 16:10:01 0 59.57 0.00 2.56 0.04 0.11 37.73 16:10:01 1 56.66 0.00 2.48 0.06 0.11 40.70 16:10:01 2 58.64 0.00 2.46 0.10 0.10 38.70 16:10:01 3 55.19 0.00 2.14 0.09 0.10 42.48 Average: all 61.03 0.00 2.29 0.07 0.11 36.49 Average: 0 61.95 0.00 2.41 0.06 0.11 35.47 Average: 1 61.91 0.00 2.22 0.06 0.10 35.70 Average: 2 61.10 0.00 2.38 0.10 0.10 36.32 Average: 3 59.17 0.00 2.17 0.08 0.10 38.49