---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4022 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 663 10305 4 5019 14982 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:e8:b2:c4 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.112/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84521sec preferred_lft 84521sec inet6 fe80::f816:3eff:fee8:b2c4/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d6:04:75:c8:eb:0a 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-4022) 10/31/25 _x86_64_ (4 CPU) 08:05:31 LINUX RESTART (4 CPU) 08:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 08:20:00 25.90 2.50 11.51 11.89 786.17 3001.49 246802.19 08:30:21 24.35 0.79 20.24 3.32 26.76 3382.74 4556.38 Average: 25.11 1.63 15.95 7.53 399.66 3195.53 123508.29 08:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 08:20:00 10754664 14194928 1764984 10.78 126152 3455924 2417936 13.88 787756 4442984 27196 08:30:21 8262232 12615836 3336220 20.38 166612 4248688 3867336 22.20 1037980 6615428 1964 Average: 9508448 13405382 2550602 15.58 146382 3852306 3142636 18.04 912868 5529206 14580 08:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 08:20:00 lo 0.96 0.96 0.10 0.10 0.00 0.00 0.00 0.00 08:20:00 ens3 95.72 72.93 685.64 15.01 0.00 0.00 0.00 0.00 08:20:00 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 08:30:21 lo 1429.44 1429.44 1361.87 1361.87 0.00 0.00 0.00 0.00 08:30:21 ens3 80.94 61.30 362.25 17.05 0.00 0.00 0.00 0.00 08:30:21 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 728.00 728.00 693.19 693.19 0.00 0.00 0.00 0.00 Average: ens3 88.19 67.01 521.04 16.05 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-4022) 10/31/25 _x86_64_ (4 CPU) 08:05:31 LINUX RESTART (4 CPU) 08:10:01 CPU %user %nice %system %iowait %steal %idle 08:20:00 all 44.21 0.00 1.69 0.17 0.07 53.86 08:20:00 0 43.94 0.00 1.48 0.18 0.07 54.32 08:20:00 1 43.20 0.00 1.86 0.13 0.07 54.75 08:20:00 2 43.26 0.00 1.66 0.14 0.07 54.87 08:20:00 3 46.43 0.00 1.76 0.24 0.07 51.49 08:30:21 all 71.41 0.00 2.70 0.07 0.10 25.72 08:30:21 0 71.26 0.00 2.80 0.05 0.10 25.79 08:30:21 1 74.28 0.00 2.91 0.08 0.10 22.63 08:30:21 2 71.18 0.00 2.52 0.05 0.10 26.15 08:30:21 3 68.92 0.00 2.56 0.10 0.11 28.31 Average: all 58.04 0.00 2.20 0.12 0.08 39.55 Average: 0 57.84 0.00 2.15 0.11 0.08 39.81 Average: 1 59.01 0.00 2.39 0.11 0.08 38.41 Average: 2 57.46 0.00 2.10 0.09 0.08 40.27 Average: 3 57.87 0.00 2.16 0.17 0.09 39.71