---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1375 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 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 675 10245 4 5068 14970 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:1b:83:90 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.28/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84774sec preferred_lft 84774sec inet6 fe80::f816:3eff:fe1b:8390/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 06:9c:75:a5:d4:0e 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-1375) 11/26/25 _x86_64_ (4 CPU) 11:13:45 LINUX RESTART (4 CPU) 11:20:34 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 11:30:14 9.48 0.51 7.83 1.13 17.64 2572.93 3245.93 11:40:29 25.41 0.53 20.89 3.99 22.67 3542.67 4402.77 Average: 17.68 0.52 14.55 2.60 20.23 3072.01 3841.31 11:20:34 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 11:30:14 9479792 13408212 2547540 15.56 148372 3875312 3055388 17.54 927656 5541584 18372 11:40:29 10581008 15414864 534360 3.26 171876 4698648 1061544 6.09 1180576 4121760 13976 Average: 10030400 14411538 1540950 9.41 160124 4286980 2058466 11.82 1054116 4831672 16174 11:20:34 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 11:30:14 lo 1.43 1.43 0.14 0.14 0.00 0.00 0.00 0.00 11:30:14 ens3 63.00 50.87 151.30 17.15 0.00 0.00 0.00 0.00 11:30:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 11:40:29 lo 1409.79 1409.79 1332.77 1332.77 0.00 0.00 0.00 0.00 11:40:29 ens3 111.93 105.62 389.60 193.22 0.00 0.00 0.00 0.00 11:40:29 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 726.25 726.25 685.99 685.99 0.00 0.00 0.00 0.00 Average: ens3 88.18 79.05 273.94 107.77 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-1375) 11/26/25 _x86_64_ (4 CPU) 11:13:45 LINUX RESTART (4 CPU) 11:20:34 CPU %user %nice %system %iowait %steal %idle 11:30:14 all 73.65 0.00 2.24 0.08 0.11 23.91 11:30:14 0 74.31 0.00 2.25 0.11 0.12 23.20 11:30:14 1 73.98 0.00 2.56 0.08 0.11 23.27 11:30:14 2 72.03 0.00 2.01 0.05 0.11 25.79 11:30:14 3 74.26 0.00 2.15 0.08 0.11 23.39 11:40:29 all 40.55 0.00 1.89 0.18 0.08 57.30 11:40:29 0 40.78 0.00 1.74 0.21 0.07 57.19 11:40:29 1 37.10 0.00 1.87 0.17 0.07 60.78 11:40:29 2 38.50 0.00 1.98 0.22 0.08 59.22 11:40:29 3 45.82 0.00 1.97 0.11 0.08 52.02 Average: all 56.60 0.00 2.06 0.13 0.10 41.11 Average: 0 57.05 0.00 1.99 0.16 0.09 40.70 Average: 1 54.97 0.00 2.20 0.13 0.09 42.60 Average: 2 54.76 0.00 2.00 0.14 0.10 43.01 Average: 3 59.62 0.00 2.06 0.09 0.10 38.14