---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-1697 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 704 9459 4 5825 14942 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:41:f8:86 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.64/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84593sec preferred_lft 84593sec inet6 fe80::f816:3eff:fe41:f886/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 12:8e:a9:23:6d:1a 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-1697) 11/27/25 _x86_64_ (4 CPU) 20:46:23 LINUX RESTART (4 CPU) 20:50:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 21:00:01 38.33 3.21 22.16 12.96 808.37 5925.26 252141.25 21:10:15 34.09 0.04 30.11 3.94 1.32 5543.35 15270.48 Average: 36.18 1.60 26.19 8.38 399.32 5731.69 132084.03 20:50:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 21:00:01 9413968 13566060 2387428 14.58 167700 4057588 2754968 15.81 1026648 5483660 21788 21:10:15 7869180 13215268 2733096 16.69 184036 5184664 2946232 16.91 1263584 6727848 24732 Average: 8641574 13390664 2560262 15.64 175868 4621126 2850600 16.36 1145116 6105754 23260 20:50:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 21:00:01 lo 656.19 656.19 624.64 624.64 0.00 0.00 0.00 0.00 21:00:01 ens3 112.15 85.79 868.56 18.92 0.00 0.00 0.00 0.00 21:00:01 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:10:15 lo 1358.79 1358.79 1294.42 1294.42 0.00 0.00 0.00 0.00 21:10:15 ens3 66.13 50.38 211.94 15.23 0.00 0.00 0.00 0.00 21:10:15 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 1012.30 1012.30 964.12 964.12 0.00 0.00 0.00 0.00 Average: ens3 88.83 67.84 535.75 17.05 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-1697) 11/27/25 _x86_64_ (4 CPU) 20:46:23 LINUX RESTART (4 CPU) 20:50:04 CPU %user %nice %system %iowait %steal %idle 21:00:01 all 59.81 0.00 2.26 0.12 0.08 37.73 21:00:01 0 60.36 0.00 2.17 0.13 0.08 37.26 21:00:01 1 61.46 0.00 2.56 0.13 0.08 35.77 21:00:01 2 61.05 0.00 2.20 0.07 0.07 36.60 21:00:01 3 56.37 0.00 2.10 0.16 0.08 41.30 21:10:15 all 63.49 0.00 2.52 0.10 0.08 33.81 21:10:15 0 62.83 0.00 2.65 0.14 0.08 34.29 21:10:15 1 66.27 0.00 2.48 0.10 0.08 31.07 21:10:15 2 62.93 0.00 2.53 0.05 0.08 34.41 21:10:15 3 61.92 0.00 2.43 0.10 0.08 35.46 Average: all 61.68 0.00 2.39 0.11 0.08 35.75 Average: 0 61.61 0.00 2.42 0.14 0.08 35.76 Average: 1 63.90 0.00 2.52 0.12 0.08 33.39 Average: 2 62.00 0.00 2.36 0.06 0.08 35.49 Average: 3 59.18 0.00 2.27 0.13 0.08 38.34