---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3489 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: 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 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 68G 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 651 10454 4 4883 14995 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:45:f1:e1 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.8/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84858sec preferred_lft 84858sec inet6 fe80::f816:3eff:fe45:f1e1/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:dd:8f:28:50:a7 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-3489) 10/29/25 _x86_64_ (4 CPU) 21:46:58 LINUX RESTART (4 CPU) 21:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:00:00 26.49 14.83 10.36 1.31 811.09 3223.59 7265.64 22:10:00 25.57 0.59 20.94 4.04 20.04 4511.48 6468.29 Average: 26.03 7.71 15.65 2.67 415.56 3867.55 6866.96 21:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:00:00 10046952 13527220 2432060 14.85 136256 3460624 3010212 17.28 784052 5152364 38564 22:10:00 10740836 15380848 570228 3.48 167932 4502580 1096860 6.30 1099356 4032048 76 Average: 10393894 14454034 1501144 9.17 152094 3981602 2053536 11.79 941704 4592206 19320 21:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:00:00 lo 1.28 1.28 0.13 0.13 0.00 0.00 0.00 0.00 22:00:00 ens3 93.95 72.51 617.33 18.12 0.00 0.00 0.00 0.00 22:00:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:00 lo 1468.05 1468.05 1393.98 1393.98 0.00 0.00 0.00 0.00 22:10:00 ens3 100.16 84.15 409.12 90.78 0.00 0.00 0.00 0.00 22:10:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 734.68 734.68 697.07 697.07 0.00 0.00 0.00 0.00 Average: ens3 97.06 78.33 513.22 54.45 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 5.15.0-153-generic (prd-ubuntu2204-docker-4c-4g-3489) 10/29/25 _x86_64_ (4 CPU) 21:46:58 LINUX RESTART (4 CPU) 21:50:00 CPU %user %nice %system %iowait %steal %idle 22:00:00 all 64.11 0.07 2.07 0.12 0.09 33.54 22:00:00 0 64.82 0.01 2.08 0.05 0.10 32.94 22:00:00 1 64.45 0.09 2.19 0.14 0.09 33.04 22:00:00 2 64.26 0.07 2.07 0.12 0.08 33.39 22:00:00 3 62.91 0.11 1.92 0.18 0.09 34.80 22:10:00 all 62.99 0.00 2.39 0.21 0.09 34.31 22:10:00 0 62.59 0.00 2.36 0.13 0.09 34.83 22:10:00 1 63.53 0.00 2.33 0.41 0.09 33.64 22:10:00 2 63.02 0.00 2.47 0.13 0.08 34.30 22:10:00 3 62.82 0.00 2.42 0.19 0.09 34.48 Average: all 63.55 0.04 2.23 0.17 0.09 33.93 Average: 0 63.70 0.01 2.22 0.09 0.09 33.89 Average: 1 63.99 0.05 2.26 0.27 0.09 33.34 Average: 2 63.64 0.04 2.27 0.12 0.08 33.84 Average: 3 62.87 0.05 2.17 0.18 0.09 34.64