---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3297 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 643 10386 4 4959 15003 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:d4:ff:45 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84609sec preferred_lft 84609sec inet6 fe80::f816:3eff:fed4:ff45/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 1a:2f:79:3d:1a:c9 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-3297) 10/29/25 _x86_64_ (4 CPU) 14:56:00 LINUX RESTART (4 CPU) 15:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 15:10:01 10.14 1.25 8.18 0.72 516.11 5971.23 11206.79 15:20:01 3.06 0.19 2.74 0.13 6.16 423.37 14.04 Average: 6.60 0.72 5.46 0.42 261.13 3197.30 5610.41 15:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 15:10:01 8825808 11977348 3984868 24.34 113744 3205704 4172576 23.95 696112 6507676 900 15:20:01 10329140 13607252 2354276 14.38 117832 3317960 2597692 14.91 722896 4970828 8704 Average: 9577474 12792300 3169572 19.36 115788 3261832 3385134 19.43 709504 5739252 4802 15:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 15:10:01 lo 0.66 0.66 0.39 0.39 0.00 0.00 0.00 0.00 15:10:01 ens3 27.28 21.30 284.80 4.65 0.00 0.00 0.00 0.00 15:10:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 15:20:01 lo 0.44 0.44 0.03 0.03 0.00 0.00 0.00 0.00 15:20:01 ens3 7.11 5.53 30.72 1.57 0.00 0.00 0.00 0.00 15:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.55 0.55 0.21 0.21 0.00 0.00 0.00 0.00 Average: ens3 17.19 13.41 157.76 3.11 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-3297) 10/29/25 _x86_64_ (4 CPU) 14:56:00 LINUX RESTART (4 CPU) 15:00:01 CPU %user %nice %system %iowait %steal %idle 15:10:01 all 52.07 0.00 1.07 0.43 0.26 46.18 15:10:01 0 52.10 0.00 1.19 0.68 0.25 45.78 15:10:01 1 55.22 0.00 1.00 0.52 0.31 42.95 15:10:01 2 54.12 0.00 1.19 0.34 0.22 44.14 15:10:01 3 46.85 0.00 0.90 0.18 0.24 51.82 15:20:01 all 45.74 0.00 0.56 0.23 0.10 53.37 15:20:01 0 41.57 0.00 0.60 0.12 0.11 57.60 15:20:01 1 67.96 0.00 0.61 0.42 0.12 30.89 15:20:01 2 39.90 0.00 0.55 0.12 0.08 59.35 15:20:01 3 33.56 0.00 0.49 0.24 0.08 65.64 Average: all 48.90 0.00 0.82 0.33 0.18 49.78 Average: 0 46.83 0.00 0.89 0.40 0.18 51.69 Average: 1 61.60 0.00 0.81 0.47 0.22 36.91 Average: 2 46.98 0.00 0.87 0.23 0.15 51.77 Average: 3 40.21 0.00 0.69 0.21 0.16 58.72