---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-6089 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 723 9668 4 5597 14922 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:15:1b:29 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.115/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84285sec preferred_lft 84285sec inet6 fe80::f816:3eff:fe15:1b29/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ea:6b:7a:49:f3:61 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-6089) 09/08/26 _x86_64_ (4 CPU) 17:40:18 LINUX RESTART (4 CPU) 17:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:01 35.31 0.35 29.14 5.83 10.47 3444.80 4735.29 18:10:20 42.19 0.00 34.20 7.99 0.30 2653.83 5088.39 Average: 38.80 0.17 31.71 6.92 5.31 3043.51 4914.44 17:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:01 9218000 13233700 2719396 16.61 177660 3910360 2945316 16.91 727108 5974232 31248 18:10:20 8449948 12989208 2959732 18.08 210656 4354184 3156932 18.12 838584 6597196 115388 Average: 8833974 13111454 2839564 17.34 194158 4132272 3051124 17.51 782846 6285714 73318 17:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:01 lo 3101.67 3101.67 2958.89 2958.89 0.00 0.00 0.00 0.00 18:00:01 ens3 55.90 48.43 314.87 12.48 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 18:10:20 lo 4992.21 4992.21 4759.92 4759.92 0.00 0.00 0.00 0.00 18:10:20 ens3 24.55 24.86 9.56 8.96 0.00 0.00 0.00 0.00 18:10:20 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 4060.83 4060.83 3872.64 3872.64 0.00 0.00 0.00 0.00 Average: ens3 39.99 36.47 159.97 10.70 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-6089) 09/08/26 _x86_64_ (4 CPU) 17:40:18 LINUX RESTART (4 CPU) 17:50:00 CPU %user %nice %system %iowait %steal %idle 18:00:01 all 61.06 0.00 3.41 0.08 0.04 35.41 18:00:01 0 60.89 0.00 3.36 0.08 0.03 35.65 18:00:01 1 60.90 0.00 3.50 0.09 0.04 35.47 18:00:01 2 62.41 0.00 3.71 0.07 0.04 33.78 18:00:01 3 60.04 0.00 3.07 0.09 0.04 36.76 18:10:20 all 57.72 0.00 3.96 0.09 0.02 38.21 18:10:20 0 57.85 0.00 4.24 0.07 0.02 37.83 18:10:20 1 58.42 0.00 4.34 0.09 0.02 37.12 18:10:20 2 57.39 0.00 3.84 0.06 0.02 38.69 18:10:20 3 57.21 0.00 3.41 0.14 0.02 39.21 Average: all 59.36 0.00 3.69 0.09 0.03 36.83 Average: 0 59.35 0.00 3.81 0.07 0.02 36.75 Average: 1 59.64 0.00 3.93 0.09 0.03 36.31 Average: 2 59.86 0.00 3.78 0.07 0.03 36.27 Average: 3 58.61 0.00 3.24 0.12 0.03 38.00