---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-3929 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 67G 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 721 9538 4 5729 14925 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:02:84:7b brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.234/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84687sec preferred_lft 84687sec inet6 fe80::f816:3eff:fe02:847b/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether da:13:95:a6:44:f3 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-3929) 10/15/25 _x86_64_ (4 CPU) 21:45:19 LINUX RESTART (4 CPU) 21:50:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 22:00:08 33.90 1.07 27.70 5.14 666.52 4449.17 41667.03 22:10:10 46.35 0.01 37.68 8.66 0.05 2962.17 26730.00 Average: 40.10 0.54 32.67 6.89 334.65 3708.71 34229.05 21:50:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 22:00:08 9363324 13449204 2504544 15.30 169488 4004652 2734928 15.70 963488 5598612 9856 22:10:10 8458680 13045536 2903540 17.73 209908 4416008 3151528 18.09 1090324 6345712 33372 Average: 8911002 13247370 2704042 16.52 189698 4210330 2943228 16.89 1026906 5972162 21614 21:50:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 22:00:08 lo 2056.88 2056.88 1960.19 1960.19 0.00 0.00 0.00 0.00 22:00:08 ens3 80.51 61.92 493.58 15.27 0.00 0.00 0.00 0.00 22:00:08 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 22:10:10 lo 4956.36 4956.36 4723.58 4723.58 0.00 0.00 0.00 0.00 22:10:10 ens3 40.57 34.98 12.81 11.59 0.00 0.00 0.00 0.00 22:10:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 3500.69 3500.69 3336.24 3336.24 0.00 0.00 0.00 0.00 Average: ens3 60.62 48.50 254.18 13.44 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-3929) 10/15/25 _x86_64_ (4 CPU) 21:45:19 LINUX RESTART (4 CPU) 21:50:01 CPU %user %nice %system %iowait %steal %idle 22:00:08 all 65.97 0.00 3.21 0.10 0.09 30.63 22:00:08 0 65.28 0.00 3.11 0.12 0.09 31.40 22:00:08 1 64.55 0.00 2.86 0.09 0.09 32.42 22:00:08 2 67.37 0.00 3.47 0.08 0.09 28.99 22:00:08 3 66.69 0.00 3.40 0.12 0.09 29.71 22:10:10 all 62.84 0.00 3.92 0.10 0.09 33.05 22:10:10 0 62.11 0.00 4.25 0.07 0.09 33.48 22:10:10 1 64.27 0.00 3.97 0.08 0.09 31.59 22:10:10 2 61.92 0.00 3.85 0.19 0.09 33.95 22:10:10 3 63.07 0.00 3.59 0.08 0.09 33.17 Average: all 64.41 0.00 3.56 0.10 0.09 31.83 Average: 0 63.70 0.00 3.68 0.10 0.09 32.44 Average: 1 64.41 0.00 3.41 0.08 0.09 32.01 Average: 2 64.66 0.00 3.66 0.13 0.09 31.46 Average: 3 64.89 0.00 3.50 0.10 0.09 31.43