---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-42080 5.15.0-186-generic #196-Ubuntu SMP Sat Jun 20 16:09:34 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 66G 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 717 9149 4 6122 14928 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:c5:0f:80 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.109/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84459sec preferred_lft 84459sec inet6 fe80::f816:3eff:fec5:f80/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether f6:49:9b:ca:14:9d 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42080) 08/28/26 _x86_64_ (4 CPU) 14:07:16 LINUX RESTART (4 CPU) 14:10:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 14:20:21 41.95 3.04 23.49 15.42 382.63 5942.46 261992.66 14:30:01 31.62 0.05 28.22 3.35 1.35 3102.03 25258.88 Average: 36.85 1.56 25.82 9.46 194.50 4540.90 145180.67 14:10:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 14:20:21 8955652 13111376 2841372 17.35 165220 4066168 3063144 17.58 803076 6152688 13580 14:30:01 8489196 13212560 2736224 16.71 188892 4565476 3249452 18.65 952056 6432680 29088 Average: 8722424 13161968 2788798 17.03 177056 4315822 3156298 18.12 877566 6292684 21334 14:10:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 14:20:21 lo 765.57 765.57 729.28 729.28 0.00 0.00 0.00 0.00 14:20:21 ens3 122.88 90.82 1280.06 19.32 0.00 0.00 0.00 0.00 14:20:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 14:30:01 lo 1567.99 1567.99 1494.31 1494.31 0.00 0.00 0.00 0.00 14:30:01 ens3 38.03 30.13 167.33 11.89 0.00 0.00 0.00 0.00 14:30:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1161.51 1161.51 1106.77 1106.77 0.00 0.00 0.00 0.00 Average: ens3 81.01 60.87 731.01 15.65 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 5.15.0-186-generic (prd-ubuntu2204-docker-4c-4g-42080) 08/28/26 _x86_64_ (4 CPU) 14:07:16 LINUX RESTART (4 CPU) 14:10:26 CPU %user %nice %system %iowait %steal %idle 14:20:21 all 55.97 0.00 2.23 0.12 0.03 41.65 14:20:21 0 53.98 0.00 2.12 0.08 0.03 43.80 14:20:21 1 55.78 0.00 2.24 0.10 0.03 41.85 14:20:21 2 56.29 0.00 2.57 0.21 0.03 40.90 14:20:21 3 57.83 0.00 2.00 0.10 0.03 40.04 14:30:01 all 54.16 0.00 2.53 0.15 0.03 43.14 14:30:01 0 52.65 0.00 2.39 0.09 0.03 44.84 14:30:01 1 54.16 0.00 2.62 0.20 0.02 43.01 14:30:01 2 53.87 0.00 2.65 0.17 0.03 43.29 14:30:01 3 55.96 0.00 2.47 0.14 0.03 41.40 Average: all 55.08 0.00 2.38 0.14 0.03 42.38 Average: 0 53.32 0.00 2.25 0.08 0.03 44.31 Average: 1 54.98 0.00 2.43 0.15 0.03 42.42 Average: 2 55.09 0.00 2.61 0.19 0.03 42.08 Average: 3 56.91 0.00 2.23 0.12 0.03 40.71