---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-3700 5.15.0-164-generic #174-Ubuntu SMP Fri Nov 14 20:25:16 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): 8 On-line CPU(s) list: 0-7 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): 8 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: 256 KiB (8 instances) L1i cache: 256 KiB (8 instances) L2 cache: 4 MiB (8 instances) L3 cache: 128 MiB (8 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0-7 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 conditional; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsa: Not affected Vulnerability Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 8 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 3.2G 1.1M 3.2G 1% /run /dev/vda1 155G 17G 138G 11% / tmpfs 16G 0 16G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda15 105M 6.1M 99M 6% /boot/efi tmpfs 3.2G 4.0K 3.2G 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 32092 769 19147 4 12174 30854 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:3a:ed:20 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.30/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84473sec preferred_lft 84473sec inet6 fe80::f816:3eff:fe3a:ed20/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether 3e:b4:49:d8:e5:fc 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 inet6 fe80::3cb4:49ff:fed8:e5fc/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-3700) 01/24/26 _x86_64_ (8 CPU) 00:24:00 LINUX RESTART (8 CPU) 00:30:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:40:02 11.90 0.07 11.40 0.43 3.26 4994.55 141.81 00:50:20 40.09 2.11 37.04 0.93 314.85 20192.13 3767.69 Average: 26.19 1.11 24.40 0.68 161.25 12700.51 1980.32 00:30:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:40:02 21970948 28961768 3335444 10.15 166368 6960152 3451576 10.18 1921428 8415564 1567612 00:50:20 19863440 31643044 630580 1.92 221196 11497020 1418300 4.18 3258340 8940028 104 Average: 20917194 30302406 1983012 6.03 193782 9228586 2434938 7.18 2589884 8677796 783858 00:30:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:40:02 lo 1.71 1.71 0.16 0.16 0.00 0.00 0.00 0.00 00:40:02 ens3 55.67 42.48 232.51 12.25 0.00 0.00 0.00 0.00 00:40:02 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:50:20 lo 4500.03 4500.03 4296.79 4296.79 0.00 0.00 0.00 0.00 00:50:20 ens3 122.17 107.19 329.70 1212.67 0.00 0.00 0.00 0.00 00:50:20 docker0 72.07 72.29 1202.27 66.74 0.00 0.00 0.00 0.00 00:50:20 veth481a7ed 69.76 69.65 1203.08 7.58 0.00 0.00 0.00 0.10 Average: lo 2282.59 2282.59 2178.77 2178.77 0.00 0.00 0.00 0.00 Average: ens3 89.39 75.29 281.79 620.93 0.00 0.00 0.00 0.00 Average: docker0 36.54 36.65 609.61 33.84 0.00 0.00 0.00 0.00 Average: veth481a7ed 35.37 35.32 610.03 3.84 0.00 0.00 0.00 0.05 ---> sar -P ALL: Linux 5.15.0-164-generic (prd-ubuntu2204-docker-8c-8g-3700) 01/24/26 _x86_64_ (8 CPU) 00:24:00 LINUX RESTART (8 CPU) 00:30:01 CPU %user %nice %system %iowait %steal %idle 00:40:02 all 34.78 0.00 1.37 0.06 0.07 63.72 00:40:02 0 32.85 0.00 1.32 0.00 0.08 65.76 00:40:02 1 36.62 0.00 1.73 0.00 0.07 61.58 00:40:02 2 34.16 0.00 1.34 0.10 0.07 64.33 00:40:02 3 38.87 0.00 1.51 0.07 0.08 59.47 00:40:02 4 31.37 0.00 1.07 0.03 0.07 67.47 00:40:02 5 36.07 0.00 1.43 0.06 0.07 62.36 00:40:02 6 34.61 0.00 1.11 0.02 0.07 64.19 00:40:02 7 33.73 0.00 1.42 0.18 0.07 64.61 00:50:20 all 15.07 0.00 1.90 0.25 0.05 82.75 00:50:20 0 13.79 0.00 1.32 0.05 0.05 84.78 00:50:20 1 21.56 0.00 2.59 0.09 0.05 75.71 00:50:20 2 17.05 0.00 2.56 0.70 0.05 79.64 00:50:20 3 11.59 0.00 1.07 0.22 0.05 87.08 00:50:20 4 14.84 0.00 1.48 0.14 0.04 83.50 00:50:20 5 11.57 0.00 0.88 0.36 0.04 87.16 00:50:20 6 12.46 0.00 1.41 0.34 0.04 85.75 00:50:20 7 17.74 0.00 3.88 0.06 0.05 78.26 Average: all 24.78 0.00 1.64 0.15 0.06 73.37 Average: 0 23.17 0.00 1.32 0.03 0.07 75.42 Average: 1 28.99 0.00 2.17 0.05 0.06 68.73 Average: 2 25.49 0.00 1.96 0.40 0.06 72.08 Average: 3 25.02 0.00 1.29 0.15 0.07 73.48 Average: 4 22.99 0.00 1.28 0.08 0.05 75.60 Average: 5 23.64 0.00 1.15 0.21 0.06 74.94 Average: 6 23.35 0.00 1.26 0.18 0.06 75.15 Average: 7 25.65 0.00 2.67 0.12 0.06 71.51