---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1188 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 620 10423 4 4945 15026 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:e7:3a:72 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.5/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84769sec preferred_lft 84769sec inet6 fe80::f816:3eff:fee7:3a72/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether d2:b5:3f:02:d0:87 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-1188) 10/22/25 _x86_64_ (4 CPU) 17:44:58 LINUX RESTART (4 CPU) 17:50:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 18:00:11 7.98 0.62 6.68 0.68 473.46 1126.04 12388.35 18:10:11 16.50 0.52 14.63 1.35 19.41 2193.43 11145.32 Average: 12.20 0.57 10.62 1.01 248.50 1654.88 11772.49 17:50:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 18:00:11 10322380 13491864 2470512 15.09 113468 3221796 2789280 16.01 692688 5021516 26332 18:10:11 9357284 13043532 2915160 17.80 132400 3690780 3117696 17.90 873504 5772588 112832 Average: 9839832 13267698 2692836 16.45 122934 3456288 2953488 16.95 783096 5397052 69582 17:50:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 18:00:11 lo 0.65 0.65 0.38 0.38 0.00 0.00 0.00 0.00 18:00:11 ens3 22.16 16.00 201.43 2.88 0.00 0.00 0.00 0.00 18:00:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 18:10:11 lo 508.20 508.20 483.89 483.89 0.00 0.00 0.00 0.00 18:10:11 ens3 35.26 25.55 404.21 3.59 0.00 0.00 0.00 0.00 18:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 252.12 252.12 239.94 239.94 0.00 0.00 0.00 0.00 Average: ens3 28.65 20.74 301.90 3.24 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-1188) 10/22/25 _x86_64_ (4 CPU) 17:44:58 LINUX RESTART (4 CPU) 17:50:00 CPU %user %nice %system %iowait %steal %idle 18:00:11 all 48.80 0.00 0.91 0.16 0.09 50.05 18:00:11 0 43.86 0.00 0.78 0.15 0.08 55.13 18:00:11 1 51.42 0.00 1.01 0.08 0.09 47.41 18:00:11 2 42.46 0.00 0.88 0.22 0.08 56.36 18:00:11 3 57.48 0.00 0.97 0.19 0.10 41.27 18:10:11 all 56.51 0.00 1.30 0.07 0.09 42.03 18:10:11 0 48.47 0.00 1.62 0.05 0.08 49.78 18:10:11 1 66.99 0.00 1.22 0.09 0.10 31.60 18:10:11 2 64.19 0.00 1.33 0.12 0.09 34.27 18:10:11 3 46.39 0.00 1.02 0.03 0.07 52.49 Average: all 52.62 0.00 1.10 0.11 0.09 46.08 Average: 0 46.14 0.00 1.20 0.10 0.08 52.48 Average: 1 59.13 0.00 1.11 0.08 0.09 39.59 Average: 2 53.22 0.00 1.10 0.17 0.09 45.42 Average: 3 51.98 0.00 1.00 0.11 0.09 46.83