---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-4056 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 8.6G 69G 12% / 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 580 12372 4 3035 15074 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:59:42:27 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.128/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82694sec preferred_lft 82694sec inet6 fe80::f816:3eff:fe59:4227/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 62:e0:42:3d:33:db 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-4056) 10/16/25 _x86_64_ (4 CPU) 08:44:21 LINUX RESTART (4 CPU) 08:50:03 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 09:00:25 1.75 0.00 1.74 0.01 0.04 21.76 43.27 09:10:11 1.49 0.00 1.49 0.00 0.00 16.83 0.00 09:20:12 1.41 0.00 1.40 0.00 0.04 34.04 27.23 09:30:13 1.29 0.00 1.29 0.00 0.00 14.86 0.00 09:40:13 1.31 0.00 1.31 0.00 0.00 14.77 0.00 Average: 1.45 0.00 1.45 0.00 0.02 20.48 14.38 08:50:03 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 09:00:25 12798900 15551500 423684 2.59 99924 2843816 983808 5.65 593048 2653016 200 09:10:11 12797888 15551080 424164 2.59 100480 2843824 983968 5.65 593628 2654368 28 09:20:12 12757740 15511420 463764 2.83 100944 2843844 990584 5.69 594208 2695744 52 09:30:13 12758508 15512588 462652 2.83 101280 2843920 990584 5.69 594528 2696960 40 09:40:13 12757536 15512200 462896 2.83 101584 2844184 990616 5.69 594848 2697620 12 Average: 12774114 15527758 447432 2.73 100842 2843918 987912 5.67 594052 2679542 66 08:50:03 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 09:00:25 lo 0.12 0.12 0.01 0.01 0.00 0.00 0.00 0.00 09:00:25 ens3 0.41 0.13 0.08 0.04 0.00 0.00 0.00 0.00 09:00:25 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:10:11 lo 0.08 0.08 0.01 0.01 0.00 0.00 0.00 0.00 09:10:11 ens3 0.42 0.17 0.13 0.08 0.00 0.00 0.00 0.00 09:10:11 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:20:12 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:20:12 ens3 2.84 2.28 10.06 0.78 0.00 0.00 0.00 0.00 09:20:12 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:30:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:30:13 ens3 0.45 0.12 0.11 0.06 0.00 0.00 0.00 0.00 09:30:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 09:40:13 lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 09:40:13 ens3 0.47 0.13 0.11 0.06 0.00 0.00 0.00 0.00 09:40:13 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 0.10 0.10 0.01 0.01 0.00 0.00 0.00 0.00 Average: ens3 0.92 0.57 2.10 0.20 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-4056) 10/16/25 _x86_64_ (4 CPU) 08:44:21 LINUX RESTART (4 CPU) 08:50:03 CPU %user %nice %system %iowait %steal %idle 09:00:25 all 0.02 0.00 0.02 0.01 0.02 99.94 09:00:25 0 0.01 0.00 0.02 0.00 0.01 99.96 09:00:25 1 0.02 0.00 0.02 0.03 0.03 99.90 09:00:25 2 0.02 0.00 0.03 0.01 0.02 99.93 09:00:25 3 0.02 0.00 0.01 0.00 0.00 99.96 09:10:11 all 0.02 0.00 0.02 0.01 0.02 99.93 09:10:11 0 0.01 0.00 0.02 0.01 0.01 99.96 09:10:11 1 0.03 0.00 0.03 0.02 0.03 99.90 09:10:11 2 0.02 0.00 0.02 0.01 0.02 99.94 09:10:11 3 0.04 0.00 0.01 0.00 0.01 99.94 09:20:12 all 0.12 0.00 0.03 0.01 0.01 99.82 09:20:12 0 0.05 0.00 0.02 0.00 0.01 99.92 09:20:12 1 0.34 0.00 0.04 0.00 0.02 99.60 09:20:12 2 0.04 0.00 0.03 0.01 0.02 99.90 09:20:12 3 0.07 0.00 0.02 0.02 0.01 99.88 09:30:13 all 0.17 0.00 0.02 0.01 0.01 99.79 09:30:13 0 0.00 0.00 0.01 0.01 0.01 99.97 09:30:13 1 0.29 0.00 0.02 0.00 0.01 99.68 09:30:13 2 0.01 0.00 0.02 0.01 0.02 99.94 09:30:13 3 0.37 0.00 0.02 0.01 0.01 99.59 09:40:13 all 0.06 0.00 0.02 0.01 0.02 99.90 09:40:13 0 0.02 0.00 0.02 0.01 0.02 99.93 09:40:13 1 0.15 0.00 0.02 0.01 0.02 99.80 09:40:13 2 0.06 0.00 0.02 0.02 0.01 99.89 09:40:13 3 0.01 0.00 0.02 0.00 0.01 99.96 Average: all 0.08 0.00 0.02 0.01 0.02 99.88 Average: 0 0.02 0.00 0.02 0.01 0.01 99.95 Average: 1 0.17 0.00 0.03 0.01 0.02 99.77 Average: 2 0.03 0.00 0.02 0.01 0.02 99.92 Average: 3 0.10 0.00 0.02 0.01 0.01 99.87