---> uname -a: Linux prd-ubuntu2204-docker-4c-4g-8334 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 12G 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 731 9192 4 6065 14914 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:8e:40:56 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.208/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84047sec preferred_lft 84047sec inet6 fe80::f816:3eff:fe8e:4056/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 0e:d1:47:7c:d8:98 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-8334) 11/12/25 _x86_64_ (4 CPU) 20:24:59 LINUX RESTART (4 CPU) 20:30:00 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 20:40:10 18.11 2.81 13.58 1.72 780.44 4728.65 21482.27 20:50:02 57.76 0.32 46.11 11.32 9.83 4009.95 24128.94 21:00:10 41.79 0.10 24.87 16.82 4.62 5056.31 239230.67 Average: 39.04 1.09 28.02 9.93 267.80 4603.29 95415.59 20:30:00 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 20:40:10 8313416 12390256 3563772 21.77 173564 3977788 3841440 22.05 920704 6679164 187036 20:50:02 8502580 13151148 2797808 17.09 206764 4476284 2954340 16.96 1087104 6283696 38632 21:00:10 9518968 15363140 579916 3.54 245656 5567736 1113196 6.39 1484608 4786548 4 Average: 8778321 13634848 2313832 14.13 208661 4673936 2636325 15.13 1164139 5916469 75224 20:30:00 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 20:40:10 lo 1.40 1.40 0.15 0.15 0.00 0.00 0.00 0.00 20:40:10 ens3 111.09 82.19 628.47 20.89 0.00 0.00 0.00 0.00 20:40:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 20:50:02 lo 5548.07 5548.07 5288.32 5288.32 0.00 0.00 0.00 0.00 20:50:02 ens3 99.48 74.94 250.83 26.80 0.00 0.00 0.00 0.00 20:50:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 21:00:10 lo 2401.01 2401.01 2275.33 2275.33 0.00 0.00 0.00 0.00 21:00:10 ens3 116.10 103.94 143.45 150.13 0.00 0.00 0.00 0.00 21:00:10 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 Average: lo 2622.62 2622.62 2494.99 2494.99 0.00 0.00 0.00 0.00 Average: ens3 108.97 87.11 342.08 66.19 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-8334) 11/12/25 _x86_64_ (4 CPU) 20:24:59 LINUX RESTART (4 CPU) 20:30:00 CPU %user %nice %system %iowait %steal %idle 20:40:10 all 69.63 0.00 2.61 0.10 0.10 27.56 20:40:10 0 68.99 0.00 2.70 0.10 0.10 28.11 20:40:10 1 70.98 0.00 2.62 0.13 0.10 26.16 20:40:10 2 67.68 0.00 2.34 0.10 0.10 29.78 20:40:10 3 70.87 0.00 2.78 0.07 0.10 26.18 20:50:02 all 61.55 0.00 4.15 0.14 0.10 34.06 20:50:02 0 61.30 0.00 3.85 0.21 0.10 34.53 20:50:02 1 62.45 0.00 4.51 0.18 0.10 32.77 20:50:02 2 61.03 0.00 4.49 0.10 0.09 34.28 20:50:02 3 61.41 0.00 3.76 0.09 0.10 34.64 21:00:10 all 49.96 0.00 2.64 0.13 0.09 47.18 21:00:10 0 47.00 0.00 2.45 0.08 0.08 50.39 21:00:10 1 49.00 0.00 2.73 0.24 0.08 47.95 21:00:10 2 56.01 0.00 2.92 0.16 0.09 40.82 21:00:10 3 47.83 0.00 2.46 0.06 0.08 49.57 Average: all 60.38 0.00 3.12 0.13 0.09 36.27 Average: 0 59.09 0.00 2.99 0.13 0.10 37.70 Average: 1 60.82 0.00 3.27 0.18 0.09 35.63 Average: 2 61.58 0.00 3.24 0.12 0.10 34.96 Average: 3 60.04 0.00 2.99 0.07 0.09 36.80