---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-2278 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 66G 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 627 9261 4 6100 15019 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:f6:51:fd brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.150/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84402sec preferred_lft 84402sec inet6 fe80::f816:3eff:fef6:51fd/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 8a:72:07:bd:ca:7f 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-2278) 10/09/25 _x86_64_ (4 CPU) 17:11:43 LINUX RESTART (4 CPU) 17:20:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 17:30:17 26.85 1.35 25.46 0.04 95.94 369.80 1245.46 17:40:30 34.27 3.29 28.34 2.64 175.58 9522.11 10088.40 Average: 30.64 2.34 26.93 1.37 136.60 5042.28 5760.00 17:20:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 17:30:17 13092680 15411232 596088 3.64 67064 2470252 1199684 6.89 506872 2514656 49640 17:40:30 8553884 13593296 2359840 14.41 139580 4990328 2603672 14.95 1390284 5978140 17560 Average: 10823282 14502264 1477964 9.03 103322 3730290 1901678 10.92 948578 4246398 33600 17:20:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 17:30:17 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 17:30:17 ens3 23.43 14.84 68.63 4.38 0.00 0.00 0.00 0.00 17:30:17 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 17:40:30 lo 888.51 888.51 846.22 846.22 0.00 0.00 0.00 0.00 17:40:30 ens3 117.62 91.64 1033.62 18.58 0.00 0.00 0.00 0.00 17:40:30 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 453.67 453.67 432.02 432.02 0.00 0.00 0.00 0.00 Average: ens3 71.52 54.05 561.28 11.63 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-2278) 10/09/25 _x86_64_ (4 CPU) 17:11:43 LINUX RESTART (4 CPU) 17:20:30 CPU %user %nice %system %iowait %steal %idle 17:30:17 all 0.93 0.00 0.12 0.14 0.01 98.80 17:30:17 0 0.46 0.00 0.05 0.02 0.00 99.46 17:30:17 1 1.75 0.00 0.15 0.30 0.02 97.77 17:30:17 2 0.74 0.00 0.05 0.01 0.01 99.19 17:30:17 3 0.77 0.00 0.20 0.25 0.01 98.76 17:40:30 all 51.83 0.00 2.12 1.03 0.10 44.92 17:40:30 0 46.87 0.00 1.95 0.67 0.09 50.42 17:40:30 1 51.84 0.00 2.08 1.85 0.10 44.12 17:40:30 2 56.69 0.00 2.29 0.28 0.11 40.63 17:40:30 3 51.92 0.00 2.15 1.31 0.10 44.51 Average: all 26.84 0.00 1.13 0.59 0.06 71.38 Average: 0 24.09 0.00 1.02 0.35 0.05 74.50 Average: 1 27.22 0.00 1.13 1.09 0.06 70.49 Average: 2 29.21 0.00 1.19 0.15 0.06 69.40 Average: 3 26.84 0.00 1.19 0.79 0.06 71.12