---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-9073 5.15.0-190-generic #200-Ubuntu SMP Fri Aug 7 15:06:04 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 lbrv nrip_save tsc_scale vmcb_clean flushbyasid pausefilter pfthreshold v_vmsave_vmload vgif 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 67G 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 673 10435 4 4880 14972 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:ba:33:40 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.46/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84905sec preferred_lft 84905sec inet6 fe80::f816:3eff:feba:3340/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 32:38:8c:72:1d:bb 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9073) 09/17/26 _x86_64_ (4 CPU) 15:26:31 LINUX RESTART (4 CPU) 15:30:09 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:40:01 10.91 0.50 9.44 0.97 18.69 2389.80 571.65 15:50:09 26.11 0.59 21.77 3.75 23.63 3834.33 12366.59 Average: 18.61 0.55 15.69 2.38 21.19 3121.60 6546.97 15:30:09 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:40:01 9778552 13421704 2534680 15.48 143824 3595228 2974524 17.07 635032 5539160 25064 15:50:09 10712148 15348472 600836 3.67 176796 4491188 1133680 6.51 899900 4227684 12 Average: 10245350 14385088 1567758 9.58 160310 4043208 2054102 11.79 767466 4883422 12538 15:30:09 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:40:01 lo 1.41 1.41 0.14 0.14 0.00 0.00 0.00 0.00 15:40:01 ens3 64.13 47.63 94.24 17.18 0.00 0.00 0.00 0.00 15:40:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:50:09 lo 1820.78 1820.78 1723.26 1723.26 0.00 0.00 0.00 0.00 15:50:09 ens3 113.42 103.85 435.98 156.13 0.00 0.00 0.00 0.00 15:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 923.10 923.10 873.07 873.07 0.00 0.00 0.00 0.00 Average: ens3 89.11 76.11 267.36 87.57 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 5.15.0-190-generic (prd-ubuntu2204-docker-4c-4g-9073) 09/17/26 _x86_64_ (4 CPU) 15:26:31 LINUX RESTART (4 CPU) 15:30:09 CPU %user %nice %system %iowait %steal %idle 15:40:01 all 72.30 0.00 2.37 0.03 0.06 25.25 15:40:01 0 73.67 0.00 2.51 0.03 0.05 23.74 15:40:01 1 69.96 0.00 2.29 0.03 0.05 27.68 15:40:01 2 73.59 0.00 2.32 0.01 0.07 24.01 15:40:01 3 71.96 0.00 2.37 0.04 0.06 25.56 15:50:09 all 47.18 0.00 2.26 0.10 0.04 50.42 15:50:09 0 44.70 0.00 2.14 0.05 0.03 53.08 15:50:09 1 45.49 0.00 2.13 0.12 0.04 52.22 15:50:09 2 47.45 0.00 2.44 0.11 0.03 49.97 15:50:09 3 51.10 0.00 2.33 0.12 0.04 46.41 Average: all 59.58 0.00 2.31 0.06 0.05 38.00 Average: 0 59.01 0.00 2.32 0.04 0.04 38.59 Average: 1 57.56 0.00 2.21 0.07 0.04 40.12 Average: 2 60.35 0.00 2.38 0.06 0.05 37.16 Average: 3 61.40 0.00 2.35 0.08 0.05 36.12