---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6094 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 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 764 9628 4 5596 14881 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:d9:ae:d9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.56/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84403sec preferred_lft 84403sec inet6 fe80::f816:3eff:fed9:aed9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 2e:f1:e7:97:0b:a0 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-6094) 09/08/26 _x86_64_ (4 CPU) 17:40:30 LINUX RESTART (4 CPU) 17:50:07 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:01 38.94 0.35 32.22 6.38 10.46 3746.40 24696.32 18:10:07 42.07 0.01 34.08 7.99 0.05 2763.43 29837.14 Average: 40.52 0.18 33.16 7.19 5.20 3249.63 27294.41 17:50:07 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:01 9014324 13049740 2902968 17.73 180676 3925380 3137872 18.01 732736 6181892 17388 18:10:07 8732944 13226672 2721800 16.62 213556 4307900 2828884 16.24 843692 6301364 22172 Average: 8873634 13138206 2812384 17.18 197116 4116640 2983378 17.12 788214 6241628 19780 17:50:07 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:01 lo 3760.59 3760.59 3587.58 3587.58 0.00 0.00 0.00 0.00 18:00:01 ens3 55.05 48.36 319.43 13.24 0.00 0.00 0.00 0.00 18:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:07 lo 4836.28 4836.28 4611.75 4611.75 0.00 0.00 0.00 0.00 18:10:07 ens3 24.76 25.32 10.39 9.70 0.00 0.00 0.00 0.00 18:10:07 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4304.23 4304.23 4105.18 4105.18 0.00 0.00 0.00 0.00 Average: ens3 39.74 36.72 163.25 11.45 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-6094) 09/08/26 _x86_64_ (4 CPU) 17:40:30 LINUX RESTART (4 CPU) 17:50:07 CPU %user %nice %system %iowait %steal %idle 18:00:01 all 60.72 0.00 3.70 0.10 0.03 35.45 18:00:01 0 60.47 0.00 3.45 0.13 0.03 35.92 18:00:01 1 60.70 0.00 3.72 0.07 0.03 35.48 18:00:01 2 61.07 0.00 3.80 0.10 0.03 35.00 18:00:01 3 60.63 0.00 3.85 0.12 0.02 35.38 18:10:07 all 57.59 0.00 3.99 0.51 0.02 37.89 18:10:07 0 58.06 0.00 4.14 0.59 0.02 37.19 18:10:07 1 56.36 0.00 4.16 0.82 0.02 38.64 18:10:07 2 58.73 0.00 4.21 0.41 0.02 36.62 18:10:07 3 57.22 0.00 3.45 0.20 0.02 39.12 Average: all 59.14 0.00 3.85 0.31 0.02 36.68 Average: 0 59.25 0.00 3.80 0.36 0.03 36.56 Average: 1 58.51 0.00 3.94 0.45 0.03 37.08 Average: 2 59.89 0.00 4.01 0.26 0.03 35.82 Average: 3 58.90 0.00 3.65 0.16 0.02 37.27