---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-240 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: 5600.00 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 724 9636 4 5627 14921 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:b6:1c:3a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84818sec preferred_lft 84818sec inet6 fe80::f816:3eff:feb6:1c3a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether fe:fc:a4:1f:c9:52 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-240) 09/05/26 _x86_64_ (4 CPU) 11:08:19 LINUX RESTART (4 CPU) 11:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:20:24 33.64 3.51 27.62 2.52 196.86 6926.75 18111.90 11:30:22 31.74 0.06 28.57 3.10 1.43 6223.01 17542.20 Average: 32.71 1.82 28.09 2.80 101.08 6581.86 17832.70 11:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:20:24 9074096 13117656 2836212 17.32 155536 3971276 3137444 18.01 727360 6143756 25000 11:30:22 7606504 13111288 2835528 17.32 187996 5326956 3065800 17.60 1040228 7220056 13792 Average: 8340300 13114472 2835870 17.32 171766 4649116 3101622 17.80 883794 6681906 19396 11:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:20:24 lo 879.45 879.45 836.50 836.50 0.00 0.00 0.00 0.00 11:20:24 ens3 149.19 103.18 1179.66 15.82 0.00 0.00 0.00 0.00 11:20:24 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:30:22 lo 1267.69 1267.69 1208.19 1208.19 0.00 0.00 0.00 0.00 11:30:22 ens3 50.56 40.23 252.52 8.94 0.00 0.00 0.00 0.00 11:30:22 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1069.72 1069.72 1018.66 1018.66 0.00 0.00 0.00 0.00 Average: ens3 100.86 72.33 725.28 12.45 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-240) 09/05/26 _x86_64_ (4 CPU) 11:08:19 LINUX RESTART (4 CPU) 11:10:01 CPU %user %nice %system %iowait %steal %idle 11:20:24 all 61.89 0.00 2.50 0.12 0.03 35.45 11:20:24 0 60.04 0.00 2.50 0.13 0.03 37.30 11:20:24 1 62.32 0.00 2.51 0.11 0.03 35.04 11:20:24 2 62.41 0.00 2.70 0.14 0.03 34.73 11:20:24 3 62.81 0.00 2.31 0.12 0.04 34.73 11:30:22 all 54.66 0.00 2.47 0.08 0.03 42.77 11:30:22 0 53.65 0.00 2.50 0.09 0.03 43.74 11:30:22 1 55.08 0.00 2.48 0.08 0.03 42.34 11:30:22 2 56.43 0.00 2.56 0.08 0.03 40.90 11:30:22 3 53.48 0.00 2.33 0.08 0.03 44.09 Average: all 58.35 0.00 2.49 0.10 0.03 39.04 Average: 0 56.91 0.00 2.50 0.11 0.03 40.45 Average: 1 58.77 0.00 2.49 0.10 0.03 38.62 Average: 2 59.48 0.00 2.63 0.11 0.03 37.75 Average: 3 58.24 0.00 2.32 0.10 0.03 39.32