---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-58883 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 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 731 9835 4 5422 14914 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:04:09:5b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.252/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84774sec preferred_lft 84774sec inet6 fe80::f816:3eff:fe04:95b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether ee:c3:e8:f8:c7:11 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-58883) 09/26/26 _x86_64_ (4 CPU) 11:08:12 LINUX RESTART (4 CPU) 11:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:18 30.13 3.35 24.76 2.02 172.94 5834.90 12976.33 11:30:12 30.57 0.07 27.50 2.99 1.78 6108.24 27998.36 Average: 30.35 1.74 26.11 2.50 88.89 5969.11 20352.31 11:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:18 9253132 13068216 2887432 17.64 150104 3755784 3349788 19.23 694924 6004716 11092 11:30:12 7828744 13122132 2826756 17.26 182232 5127224 2983552 17.13 1011328 7020124 38288 Average: 8540938 13095174 2857094 17.45 166168 4441504 3166670 18.18 853126 6512420 24690 11:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:18 lo 948.59 948.59 903.94 903.94 0.00 0.00 0.00 0.00 11:20:18 ens3 107.10 83.97 871.42 14.18 0.00 0.00 0.00 0.00 11:20:18 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:12 lo 1481.74 1481.74 1412.49 1412.49 0.00 0.00 0.00 0.00 11:30:12 ens3 45.62 38.44 252.99 8.03 0.00 0.00 0.00 0.00 11:30:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1210.37 1210.37 1153.64 1153.64 0.00 0.00 0.00 0.00 Average: ens3 76.91 61.61 567.77 11.16 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-58883) 09/26/26 _x86_64_ (4 CPU) 11:08:12 LINUX RESTART (4 CPU) 11:10:01 CPU %user %nice %system %iowait %steal %idle 11:20:18 all 64.81 0.00 2.58 0.09 0.02 32.49 11:20:18 0 65.83 0.00 2.59 0.09 0.02 31.46 11:20:18 1 64.76 0.00 2.65 0.11 0.02 32.46 11:20:18 2 65.36 0.00 2.63 0.05 0.02 31.94 11:20:18 3 63.28 0.00 2.46 0.11 0.02 34.12 11:30:12 all 56.76 0.00 2.75 0.10 0.03 40.36 11:30:12 0 55.28 0.00 2.36 0.05 0.03 42.28 11:30:12 1 58.64 0.00 2.71 0.10 0.04 38.51 11:30:12 2 57.77 0.00 2.78 0.09 0.03 39.33 11:30:12 3 55.34 0.00 3.14 0.16 0.04 41.32 Average: all 60.86 0.00 2.66 0.10 0.03 36.36 Average: 0 60.66 0.00 2.48 0.07 0.02 36.77 Average: 1 61.76 0.00 2.68 0.10 0.03 35.43 Average: 2 61.63 0.00 2.70 0.07 0.03 35.57 Average: 3 59.38 0.00 2.80 0.14 0.03 37.66