---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1468 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 621 10518 4 4849 15025 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:87:5e:0a brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84814sec preferred_lft 84814sec inet6 fe80::f816:3eff:fe87:5e0a/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether c6:27:49:26:7b:4f 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-1468) 11/27/25 _x86_64_ (4 CPU) 00:26:22 LINUX RESTART (4 CPU) 00:30:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:15 18.13 12.21 5.51 0.40 466.75 1011.87 400.46 00:50:15 18.00 0.53 16.05 1.42 19.45 2254.54 10043.86 Average: 18.06 6.43 10.73 0.91 245.43 1626.73 5171.90 00:30:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:15 8725760 11770212 4192528 25.61 114056 3085508 4277896 24.56 644560 6647308 284 00:50:15 8665736 12431240 3526980 21.54 136968 3744428 3800584 21.82 859264 6454484 270488 Average: 8695748 12100726 3859754 23.57 125512 3414968 4039240 23.19 751912 6550896 135386 00:30:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:15 lo 0.58 0.58 0.37 0.37 0.00 0.00 0.00 0.00 00:40:15 ens3 25.15 18.47 161.89 3.77 0.00 0.00 0.00 0.00 00:40:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:15 lo 518.26 518.26 493.11 493.11 0.00 0.00 0.00 0.00 00:50:15 ens3 41.10 28.07 410.59 5.14 0.00 0.00 0.00 0.00 00:50:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 256.72 256.72 244.17 244.17 0.00 0.00 0.00 0.00 Average: ens3 33.04 23.22 284.94 4.45 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-1468) 11/27/25 _x86_64_ (4 CPU) 00:26:22 LINUX RESTART (4 CPU) 00:30:03 CPU %user %nice %system %iowait %steal %idle 00:40:15 all 47.15 0.07 0.76 0.10 0.09 51.83 00:40:15 0 66.82 0.01 0.66 0.05 0.10 32.37 00:40:15 1 36.59 0.10 0.82 0.11 0.10 62.30 00:40:15 2 44.05 0.07 0.80 0.09 0.08 54.91 00:40:15 3 41.17 0.10 0.76 0.17 0.08 57.71 00:50:15 all 53.18 0.00 1.26 0.06 0.09 45.41 00:50:15 0 79.47 0.00 1.23 0.03 0.09 19.18 00:50:15 1 40.40 0.00 1.46 0.04 0.10 58.01 00:50:15 2 43.02 0.00 1.20 0.10 0.08 55.60 00:50:15 3 49.79 0.00 1.16 0.08 0.10 48.87 Average: all 50.13 0.04 1.01 0.08 0.09 48.65 Average: 0 73.07 0.01 0.94 0.04 0.10 25.84 Average: 1 38.47 0.05 1.13 0.07 0.10 60.18 Average: 2 43.54 0.04 1.00 0.09 0.08 55.25 Average: 3 45.43 0.05 0.96 0.12 0.09 53.35