---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-11896 5.15.0-153-generic #163-Ubuntu SMP Thu Aug 7 16:37:18 UTC 2025 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 nrip_save 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 14% / 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 605 10455 4 4928 15041 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:ea:14:98 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.156/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84806sec preferred_lft 84806sec inet6 fe80::f816:3eff:feea:1498/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 4e:80:a4:e2:9f:07 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11896) 11/19/25 _x86_64_ (4 CPU) 09:27:47 LINUX RESTART (4 CPU) 09:30:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:40:02 9.30 1.93 6.79 0.57 607.87 1716.75 16701.04 09:50:02 3.48 0.21 3.10 0.17 7.33 481.03 24.16 Average: 6.39 1.07 4.95 0.37 307.60 1098.89 8362.60 09:30:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:40:02 8347932 11464712 4498364 27.47 111128 3174196 4877072 27.99 663456 7011948 680 09:50:02 10371392 13714072 2247676 13.73 119404 3373796 2446512 14.04 704860 4915140 91104 Average: 9359662 12589392 3373020 20.60 115266 3273996 3661792 21.02 684158 5963544 45892 09:30:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:40:02 lo 0.66 0.66 0.39 0.39 0.00 0.00 0.00 0.00 09:40:02 ens3 28.48 22.60 292.68 3.83 0.00 0.00 0.00 0.00 09:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:50:02 lo 0.51 0.51 0.04 0.04 0.00 0.00 0.00 0.00 09:50:02 ens3 13.63 11.87 139.00 2.12 0.00 0.00 0.00 0.00 09:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.58 0.58 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 21.06 17.24 215.84 2.98 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-11896) 11/19/25 _x86_64_ (4 CPU) 09:27:47 LINUX RESTART (4 CPU) 09:30:02 CPU %user %nice %system %iowait %steal %idle 09:40:02 all 54.95 0.00 0.89 0.30 0.07 43.78 09:40:02 0 52.12 0.00 0.76 0.82 0.08 46.23 09:40:02 1 55.26 0.00 0.97 0.09 0.07 43.61 09:40:02 2 58.47 0.00 0.85 0.22 0.07 40.38 09:40:02 3 53.96 0.00 1.00 0.08 0.08 44.89 09:50:02 all 51.44 0.00 0.58 0.02 0.07 47.90 09:50:02 0 61.30 0.00 0.71 0.01 0.07 37.90 09:50:02 1 41.05 0.00 0.53 0.02 0.07 58.33 09:50:02 2 54.60 0.00 0.48 0.01 0.07 44.84 09:50:02 3 48.83 0.00 0.59 0.02 0.07 50.49 Average: all 53.19 0.00 0.74 0.16 0.07 45.84 Average: 0 56.71 0.00 0.74 0.42 0.07 42.07 Average: 1 48.15 0.00 0.75 0.06 0.07 50.98 Average: 2 56.54 0.00 0.66 0.11 0.07 42.62 Average: 3 51.39 0.00 0.79 0.05 0.07 47.69