---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8071 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 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 701 9824 4 5463 14945 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:ec:49:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84527sec preferred_lft 84527sec inet6 fe80::f816:3eff:feec:4986/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8e:a5:3e:2f:dc:dc 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-8071) 11/12/25 _x86_64_ (4 CPU) 00:39:35 LINUX RESTART (4 CPU) 00:40:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:01 78.94 10.47 62.98 5.49 1829.77 6292.85 96320.22 01:00:12 5.21 0.01 4.93 0.26 0.09 709.04 20714.11 01:10:12 31.83 0.45 26.86 4.52 19.47 6675.07 27985.15 Average: 38.51 3.63 31.47 3.41 614.13 4538.67 48229.78 00:40:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:01 9821380 13128484 2832148 17.30 143064 3311204 3458144 19.85 816676 5358912 1016 01:00:12 9704516 13238488 2720656 16.62 149900 3514812 2970628 17.05 848488 5426308 652 01:10:12 10091740 15329624 619844 3.79 182176 5099092 1105800 6.35 1505144 4295524 10528 Average: 9872545 13898865 2057549 12.57 158380 3975036 2511524 14.42 1056769 5026915 4065 00:40:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:01 lo 16.68 16.68 3.65 3.65 0.00 0.00 0.00 0.00 00:50:01 ens3 116.54 89.45 875.66 18.76 0.00 0.00 0.00 0.00 00:50:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:00:12 lo 46.98 46.98 12.62 12.62 0.00 0.00 0.00 0.00 01:00:12 ens3 6.70 5.92 4.33 1.92 0.00 0.00 0.00 0.00 01:00:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 01:10:12 lo 1981.82 1981.82 1906.55 1906.55 0.00 0.00 0.00 0.00 01:10:12 ens3 121.76 107.47 494.98 654.05 0.00 0.00 0.00 0.00 01:10:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 677.52 677.52 636.70 636.70 0.00 0.00 0.00 0.00 Average: ens3 81.28 67.28 456.14 223.43 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-8071) 11/12/25 _x86_64_ (4 CPU) 00:39:35 LINUX RESTART (4 CPU) 00:40:00 CPU %user %nice %system %iowait %steal %idle 00:50:01 all 32.56 0.00 1.57 0.65 0.07 65.15 00:50:01 0 32.70 0.00 1.07 0.09 0.07 66.06 00:50:01 1 33.09 0.00 1.67 0.58 0.07 64.59 00:50:01 2 34.15 0.00 1.78 1.23 0.07 62.78 00:50:01 3 30.31 0.00 1.75 0.71 0.07 67.16 01:00:12 all 16.27 0.00 0.78 0.05 0.09 82.81 01:00:12 0 15.59 0.00 0.85 0.02 0.08 83.45 01:00:12 1 16.36 0.00 0.77 0.06 0.09 82.72 01:00:12 2 15.99 0.00 0.84 0.12 0.09 82.96 01:00:12 3 17.12 0.00 0.67 0.01 0.08 82.11 01:10:12 all 50.95 0.00 2.50 0.15 0.08 46.32 01:10:12 0 48.71 0.00 2.52 0.16 0.08 48.53 01:10:12 1 50.23 0.00 2.66 0.22 0.08 46.80 01:10:12 2 53.75 0.00 2.22 0.09 0.08 43.86 01:10:12 3 51.10 0.00 2.60 0.12 0.08 46.10 Average: all 33.15 0.00 1.61 0.28 0.08 64.87 Average: 0 32.24 0.00 1.48 0.09 0.08 66.12 Average: 1 33.12 0.00 1.69 0.29 0.08 64.83 Average: 2 34.50 0.00 1.61 0.48 0.08 63.33 Average: 3 32.76 0.00 1.67 0.28 0.08 65.22