---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1190 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 636 10789 4 4563 15010 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:23:8b:fb brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.50/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84165sec preferred_lft 84165sec inet6 fe80::f816:3eff:fe23:8bfb/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 52:00:14:a4:e8:87 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-1190) 10/22/25 _x86_64_ (4 CPU) 17:45:40 LINUX RESTART (4 CPU) 17:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:03 3.76 0.48 3.06 0.23 332.36 393.54 7415.84 18:10:03 1.40 0.01 1.37 0.02 0.04 16.13 0.15 18:20:01 50.69 4.74 43.94 2.01 275.35 4933.09 17264.24 Average: 18.57 1.74 16.08 0.75 202.66 1776.02 8216.44 17:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:03 13608824 15507716 509080 3.11 55716 2068500 1138076 6.53 313332 2194388 64 18:10:03 13607360 15506876 510036 3.12 56324 2068512 1138076 6.53 313944 2194364 208 18:20:01 10206616 13678560 2283128 13.94 121108 3506432 2428004 13.94 737120 5073992 247548 Average: 12474267 14897717 1100748 6.72 77716 2547815 1568052 9.00 454799 3154248 82607 17:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:03 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 18:00:03 ens3 3.94 1.83 84.73 0.18 0.00 0.00 0.00 0.00 18:00:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:03 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 18:10:03 ens3 0.22 0.09 0.04 0.02 0.00 0.00 0.00 0.00 18:10:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:20:01 lo 353.63 353.63 332.19 332.19 0.00 0.00 0.00 0.00 18:20:01 ens3 134.31 104.21 953.00 22.56 0.00 0.00 0.00 0.00 18:20:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 117.57 117.57 110.37 110.37 0.00 0.00 0.00 0.00 Average: ens3 46.02 35.27 344.98 7.56 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-1190) 10/22/25 _x86_64_ (4 CPU) 17:45:40 LINUX RESTART (4 CPU) 17:50:01 CPU %user %nice %system %iowait %steal %idle 18:00:03 all 0.39 0.00 0.09 0.14 0.01 99.37 18:00:03 0 0.32 0.00 0.10 0.35 0.01 99.22 18:00:03 1 0.07 0.00 0.06 0.09 0.00 99.77 18:00:03 2 0.87 0.00 0.11 0.01 0.02 99.00 18:00:03 3 0.28 0.00 0.11 0.12 0.01 99.49 18:10:03 all 0.10 0.00 0.03 0.02 0.01 99.84 18:10:03 0 0.13 0.00 0.02 0.08 0.01 99.76 18:10:03 1 0.01 0.00 0.02 0.00 0.01 99.97 18:10:03 2 0.07 0.00 0.04 0.01 0.02 99.86 18:10:03 3 0.18 0.00 0.02 0.01 0.01 99.79 18:20:01 all 46.46 0.00 1.82 0.36 0.08 51.29 18:20:01 0 47.72 0.00 1.76 0.65 0.08 49.79 18:20:01 1 47.21 0.00 1.76 0.11 0.08 50.86 18:20:01 2 45.44 0.00 1.91 0.50 0.08 52.07 18:20:01 3 45.47 0.00 1.83 0.18 0.08 52.44 Average: all 15.58 0.00 0.64 0.17 0.03 83.58 Average: 0 15.98 0.00 0.63 0.36 0.03 83.01 Average: 1 15.71 0.00 0.61 0.06 0.03 83.59 Average: 2 15.38 0.00 0.68 0.17 0.04 83.73 Average: 3 15.24 0.00 0.65 0.10 0.03 83.98