---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3905 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 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 633 10503 4 4852 15013 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:18:e0:f9 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.97/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84658sec preferred_lft 84658sec inet6 fe80::f816:3eff:fe18:e0f9/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 9e:4e:de:b6:57:01 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-3905) 10/31/25 _x86_64_ (4 CPU) 00:23:19 LINUX RESTART (4 CPU) 00:30:08 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:09 12.43 2.30 9.07 1.06 138.95 2921.71 2204.22 00:50:09 26.06 0.57 21.50 4.00 19.85 4209.26 5520.36 Average: 19.24 1.43 15.27 2.53 79.48 3564.60 3860.00 00:30:08 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:09 9627184 13176384 2782316 16.99 139344 3525340 3105224 17.82 789664 5566100 49084 00:50:09 10763156 15370876 580064 3.54 167268 4483692 1111280 6.38 1070884 4047376 12 Average: 10195170 14273630 1681190 10.27 153306 4004516 2108252 12.10 930274 4806738 24548 00:30:08 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:09 lo 1.39 1.39 0.14 0.14 0.00 0.00 0.00 0.00 00:40:09 ens3 96.09 74.79 476.05 20.24 0.00 0.00 0.00 0.00 00:40:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:09 lo 1487.49 1487.49 1409.36 1409.36 0.00 0.00 0.00 0.00 00:50:09 ens3 96.87 84.67 390.96 133.19 0.00 0.00 0.00 0.00 00:50:09 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 743.41 743.41 703.78 703.78 0.00 0.00 0.00 0.00 Average: ens3 96.48 79.73 433.56 76.64 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-3905) 10/31/25 _x86_64_ (4 CPU) 00:23:19 LINUX RESTART (4 CPU) 00:30:08 CPU %user %nice %system %iowait %steal %idle 00:40:09 all 73.30 0.00 2.28 0.17 0.13 24.12 00:40:09 0 73.01 0.00 2.31 0.21 0.13 24.34 00:40:09 1 71.76 0.00 2.25 0.07 0.13 25.79 00:40:09 2 75.42 0.00 2.42 0.27 0.13 21.76 00:40:09 3 73.02 0.00 2.12 0.14 0.13 24.60 00:50:09 all 53.12 0.00 2.22 0.45 0.10 44.11 00:50:09 0 54.87 0.00 2.30 0.23 0.10 42.50 00:50:09 1 52.18 0.00 1.81 0.35 0.10 45.55 00:50:09 2 50.23 0.00 2.49 0.99 0.10 46.19 00:50:09 3 55.20 0.00 2.29 0.22 0.10 42.18 Average: all 63.23 0.00 2.25 0.31 0.11 34.10 Average: 0 63.94 0.00 2.30 0.22 0.11 33.42 Average: 1 61.99 0.00 2.03 0.21 0.11 35.66 Average: 2 62.85 0.00 2.46 0.63 0.11 33.95 Average: 3 64.12 0.00 2.20 0.18 0.11 33.38