---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1567 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 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 710 9620 4 5658 14936 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:59:69:9b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84542sec preferred_lft 84542sec inet6 fe80::f816:3eff:fe59:699b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0a:2c:0c:3c:ef:e1 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-1567) 10/23/25 _x86_64_ (4 CPU) 20:46:58 LINUX RESTART (4 CPU) 20:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:06 31.60 3.18 16.24 12.18 676.89 5326.04 245412.07 21:10:01 36.49 0.04 32.22 4.22 1.48 5684.68 32222.35 Average: 34.02 1.62 24.16 8.23 342.05 5503.84 139722.23 20:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:06 9638724 13591368 2363336 14.43 164620 3864896 2651124 15.22 930164 5325760 22924 21:10:01 7938660 13127844 2821952 17.24 181352 5030872 3126840 17.95 1188800 6752408 25816 Average: 8788692 13359606 2592644 15.83 172986 4447884 2888982 16.58 1059482 6039084 24370 20:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:06 lo 523.85 523.85 498.59 498.59 0.00 0.00 0.00 0.00 21:00:06 ens3 99.61 80.08 788.00 20.37 0.00 0.00 0.00 0.00 21:00:06 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:01 lo 1664.89 1664.89 1586.20 1586.20 0.00 0.00 0.00 0.00 21:10:01 ens3 66.90 50.16 220.51 15.23 0.00 0.00 0.00 0.00 21:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1089.53 1089.53 1037.78 1037.78 0.00 0.00 0.00 0.00 Average: ens3 83.39 65.25 506.67 17.82 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-1567) 10/23/25 _x86_64_ (4 CPU) 20:46:58 LINUX RESTART (4 CPU) 20:50:01 CPU %user %nice %system %iowait %steal %idle 21:00:06 all 54.87 0.00 1.90 0.11 0.09 43.04 21:00:06 0 53.48 0.00 1.59 0.10 0.09 44.75 21:00:06 1 56.37 0.00 2.05 0.07 0.09 41.42 21:00:06 2 57.29 0.00 2.04 0.14 0.09 40.44 21:00:06 3 52.36 0.00 1.90 0.12 0.09 45.54 21:10:01 all 61.48 0.00 2.65 0.14 0.10 35.63 21:10:01 0 61.37 0.00 2.61 0.04 0.10 35.87 21:10:01 1 62.15 0.00 2.69 0.15 0.10 34.90 21:10:01 2 61.97 0.00 2.93 0.22 0.11 34.77 21:10:01 3 60.42 0.00 2.37 0.13 0.10 36.98 Average: all 58.14 0.00 2.27 0.12 0.10 39.37 Average: 0 57.39 0.00 2.10 0.07 0.09 40.35 Average: 1 59.23 0.00 2.37 0.11 0.10 38.19 Average: 2 59.61 0.00 2.48 0.18 0.10 37.63 Average: 3 56.35 0.00 2.13 0.12 0.09 41.30