---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-929 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 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 699 9436 4 5852 14946 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:3e:7a:7e brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.20/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84533sec preferred_lft 84533sec inet6 fe80::f816:3eff:fe3e:7a7e/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3a:ee:37:28:56:07 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-929) 10/21/25 _x86_64_ (4 CPU) 15:45:31 LINUX RESTART (4 CPU) 15:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 16:00:02 37.87 1.26 23.24 13.37 683.00 4872.40 265531.19 16:10:02 30.48 0.06 27.12 3.31 1.61 5997.19 13663.76 Average: 34.18 0.66 25.17 8.35 342.72 5434.11 139750.51 15:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 16:00:02 8813548 12988052 2965564 18.11 159144 4099228 3288012 18.87 1017740 6101704 188516 16:10:02 7330148 12714832 3233064 19.75 184548 5221020 3456948 19.84 1277520 7245352 18536 Average: 8071848 12851442 3099314 18.93 171846 4660124 3372480 19.36 1147630 6673528 103526 15:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 16:00:02 lo 945.77 945.77 900.34 900.34 0.00 0.00 0.00 0.00 16:00:02 ens3 96.91 69.16 519.44 16.16 0.00 0.00 0.00 0.00 16:00:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 16:10:02 lo 1161.96 1161.96 1106.54 1106.54 0.00 0.00 0.00 0.00 16:10:02 ens3 56.69 44.24 232.86 12.52 0.00 0.00 0.00 0.00 16:10:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1053.73 1053.73 1003.32 1003.32 0.00 0.00 0.00 0.00 Average: ens3 76.82 56.72 376.32 14.34 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-929) 10/21/25 _x86_64_ (4 CPU) 15:45:31 LINUX RESTART (4 CPU) 15:50:01 CPU %user %nice %system %iowait %steal %idle 16:00:02 all 66.49 0.00 2.52 0.47 0.12 30.40 16:00:02 0 66.34 0.00 2.48 0.67 0.12 30.39 16:00:02 1 65.76 0.00 2.66 0.34 0.12 31.11 16:00:02 2 64.66 0.00 2.32 0.56 0.12 32.33 16:00:02 3 69.20 0.00 2.62 0.28 0.12 27.78 16:10:02 all 58.38 0.00 2.37 0.20 0.11 38.94 16:10:02 0 59.17 0.00 2.31 0.09 0.11 38.33 16:10:02 1 54.15 0.00 2.40 0.35 0.11 42.99 16:10:02 2 61.89 0.00 2.27 0.08 0.11 35.66 16:10:02 3 58.32 0.00 2.49 0.29 0.11 38.79 Average: all 62.44 0.00 2.45 0.33 0.11 34.67 Average: 0 62.76 0.00 2.39 0.38 0.11 34.36 Average: 1 59.97 0.00 2.53 0.35 0.11 37.04 Average: 2 63.28 0.00 2.30 0.32 0.11 33.99 Average: 3 63.77 0.00 2.56 0.28 0.11 33.28