---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-26515 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 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 743 9058 4 6187 14903 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:3e:3b:6e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83935sec preferred_lft 83935sec inet6 fe80::f816:3eff:fe3e:3b6e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1e:73:6e:cf:84:da 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-26515) 06/10/26 _x86_64_ (4 CPU) 20:24:22 LINUX RESTART (4 CPU) 20:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:10 16.08 2.29 12.71 1.07 134.67 3833.25 1359.97 20:50:00 57.91 0.33 47.26 10.32 10.27 4279.49 15591.06 21:00:10 33.67 0.29 27.57 5.81 11.48 4920.99 8576.90 Average: 35.67 0.98 29.00 5.69 52.49 4346.02 8440.33 20:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:10 9462896 13478900 2476164 15.12 168052 3933008 2794468 16.04 799176 5678636 83108 20:50:00 8500704 13279840 2668060 16.30 212704 4588056 2810748 16.13 987220 6367872 11928 21:00:10 9390044 15358976 584368 3.57 248112 5677028 1137148 6.53 1373408 5022184 188 Average: 9117881 14039239 1909531 11.66 209623 4732697 2247455 12.90 1053268 5689564 31741 20:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:10 lo 1.29 1.29 0.13 0.13 0.00 0.00 0.00 0.00 20:40:10 ens3 101.84 80.66 530.38 20.78 0.00 0.00 0.00 0.00 20:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:00 lo 5547.92 5547.92 5291.01 5291.01 0.00 0.00 0.00 0.00 20:50:00 ens3 98.40 71.57 330.98 22.62 0.00 0.00 0.00 0.00 20:50:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:10 lo 2802.50 2802.50 2664.40 2664.40 0.00 0.00 0.00 0.00 21:00:10 ens3 87.13 75.27 105.13 100.95 0.00 0.00 0.00 0.00 21:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2756.97 2756.97 2626.12 2626.12 0.00 0.00 0.00 0.00 Average: ens3 95.75 75.87 321.77 48.44 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-26515) 06/10/26 _x86_64_ (4 CPU) 20:24:22 LINUX RESTART (4 CPU) 20:30:03 CPU %user %nice %system %iowait %steal %idle 20:40:10 all 66.29 0.00 2.23 0.05 0.08 31.35 20:40:10 0 67.41 0.00 2.22 0.02 0.07 30.28 20:40:10 1 67.66 0.00 1.85 0.08 0.08 30.33 20:40:10 2 64.72 0.00 2.42 0.04 0.07 32.74 20:40:10 3 65.38 0.00 2.42 0.04 0.08 32.07 20:50:00 all 61.65 0.00 4.18 0.11 0.08 33.99 20:50:00 0 60.49 0.00 3.70 0.18 0.08 35.54 20:50:00 1 62.70 0.00 3.89 0.09 0.08 33.25 20:50:00 2 62.14 0.00 5.14 0.06 0.07 32.59 20:50:00 3 61.28 0.00 3.98 0.09 0.08 34.58 21:00:10 all 49.93 0.00 2.85 0.09 0.07 47.06 21:00:10 0 49.27 0.00 3.11 0.08 0.07 47.47 21:00:10 1 49.17 0.00 2.53 0.15 0.07 48.07 21:00:10 2 49.44 0.00 2.82 0.08 0.07 47.60 21:00:10 3 51.86 0.00 2.94 0.05 0.08 45.08 Average: all 59.25 0.00 3.07 0.08 0.08 37.52 Average: 0 59.03 0.00 3.00 0.09 0.07 37.80 Average: 1 59.80 0.00 2.74 0.11 0.07 37.28 Average: 2 58.72 0.00 3.44 0.06 0.07 37.71 Average: 3 59.47 0.00 3.10 0.06 0.08 37.29