---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-5102 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 12G 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 682 9349 4 5957 14964 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:d9:a7:54 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84741sec preferred_lft 84741sec inet6 fe80::f816:3eff:fed9:a754/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether a6:4e:5a:53:0f:e7 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-5102) 11/03/25 _x86_64_ (4 CPU) 17:29:39 LINUX RESTART (4 CPU) 17:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:40:03 64.40 10.67 49.88 3.85 1829.85 9708.39 48080.94 17:50:03 17.51 0.17 14.92 2.42 4.43 1491.92 32219.59 Average: 41.02 5.43 32.45 3.14 919.88 5612.51 40174.11 17:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:40:03 9460868 12913620 3045776 18.60 121836 3467720 3250692 18.66 820636 5704044 17356 17:50:03 8954912 12897144 3058616 18.68 143376 3904364 3280988 18.83 967836 6032532 174264 Average: 9207890 12905382 3052196 18.64 132606 3686042 3265840 18.75 894236 5868288 95810 17:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:40:03 lo 17.06 17.06 3.61 3.61 0.00 0.00 0.00 0.00 17:40:03 ens3 113.32 79.99 893.62 15.87 0.00 0.00 0.00 0.00 17:40:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:50:03 lo 920.86 920.86 846.63 846.63 0.00 0.00 0.00 0.00 17:50:03 ens3 28.14 20.28 223.78 3.66 0.00 0.00 0.00 0.00 17:50:03 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 467.60 467.60 423.85 423.85 0.00 0.00 0.00 0.00 Average: ens3 70.86 50.23 559.71 9.78 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-5102) 11/03/25 _x86_64_ (4 CPU) 17:29:39 LINUX RESTART (4 CPU) 17:30:00 CPU %user %nice %system %iowait %steal %idle 17:40:03 all 34.00 0.00 1.57 0.68 0.08 63.67 17:40:03 0 35.19 0.00 1.29 0.94 0.09 62.50 17:40:03 1 32.22 0.00 1.82 0.55 0.08 65.33 17:40:03 2 34.79 0.00 1.93 1.01 0.08 62.18 17:40:03 3 33.78 0.00 1.25 0.23 0.08 64.66 17:50:03 all 25.79 0.00 1.36 0.13 0.09 72.63 17:50:03 0 25.21 0.00 1.34 0.15 0.09 73.21 17:50:03 1 26.30 0.00 1.55 0.16 0.09 71.89 17:50:03 2 25.93 0.00 1.17 0.12 0.09 72.70 17:50:03 3 25.71 0.00 1.38 0.08 0.10 72.73 Average: all 29.90 0.00 1.47 0.41 0.09 68.14 Average: 0 30.22 0.00 1.32 0.55 0.09 67.83 Average: 1 29.26 0.00 1.69 0.36 0.08 68.61 Average: 2 30.37 0.00 1.55 0.56 0.09 67.43 Average: 3 29.76 0.00 1.31 0.16 0.09 68.68