---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1454 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 721 9573 4 5694 14925 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:3a:22:92 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.3/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84632sec preferred_lft 84632sec inet6 fe80::f816:3eff:fe3a:2292/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:66:7f:36:49:13 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-1454) 11/26/25 _x86_64_ (4 CPU) 20:46:25 LINUX RESTART (4 CPU) 20:50:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 25.74 2.68 20.74 2.32 611.13 5705.44 13180.54 21:10:16 44.94 0.05 30.03 14.86 1.49 5528.74 260446.59 Average: 35.51 1.34 25.46 8.70 301.06 5615.57 138943.35 20:50:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9227952 13369760 2583872 15.78 166016 4044608 2779460 15.95 974624 5729492 130348 21:10:16 7730516 12958080 2990220 18.26 187356 5062632 3077016 17.66 1215520 6930764 18920 Average: 8479234 13163920 2787046 17.02 176686 4553620 2928238 16.81 1095072 6330128 74634 20:50:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 716.93 716.93 682.39 682.39 0.00 0.00 0.00 0.00 21:00:01 ens3 78.47 61.12 556.11 16.81 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:16 lo 1334.25 1334.25 1270.31 1270.31 0.00 0.00 0.00 0.00 21:10:16 ens3 75.60 55.66 212.78 16.46 0.00 0.00 0.00 0.00 21:10:16 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1030.91 1030.91 981.41 981.41 0.00 0.00 0.00 0.00 Average: ens3 77.01 58.34 381.48 16.63 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-1454) 11/26/25 _x86_64_ (4 CPU) 20:46:25 LINUX RESTART (4 CPU) 20:50:06 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 62.69 0.00 2.27 0.15 0.07 34.82 21:00:01 0 62.80 0.00 2.13 0.11 0.07 34.89 21:00:01 1 64.02 0.00 1.88 0.12 0.07 33.91 21:00:01 2 60.45 0.00 2.58 0.09 0.08 36.80 21:00:01 3 63.48 0.00 2.49 0.29 0.07 33.66 21:10:16 all 63.20 0.00 2.43 0.11 0.08 34.18 21:10:16 0 65.65 0.00 2.21 0.12 0.08 31.94 21:10:16 1 64.00 0.00 2.27 0.08 0.08 33.57 21:10:16 2 61.57 0.00 2.76 0.11 0.08 35.48 21:10:16 3 61.59 0.00 2.48 0.12 0.08 35.74 Average: all 62.95 0.00 2.35 0.13 0.08 34.49 Average: 0 64.25 0.00 2.17 0.12 0.08 33.39 Average: 1 64.01 0.00 2.08 0.10 0.08 33.74 Average: 2 61.02 0.00 2.67 0.10 0.08 36.13 Average: 3 62.52 0.00 2.48 0.20 0.07 34.72