---> uname -a: Linux prd-ubuntu2204-docker-8c-8g-2981 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): 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: 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: 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 disabled; STIBP disabled; RSB filling; PBRSB-eIBRS Not affected; BHI Not affected Vulnerability Srbds: Not affected Vulnerability Tsx async abort: 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 139G 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 745 19571 4 11775 30878 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:c6:b6:2d brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.240/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84541sec preferred_lft 84541sec inet6 fe80::f816:3eff:fec6:b62d/64 scope link valid_lft forever preferred_lft forever 3: docker0: mtu 1458 qdisc noqueue state DOWN group default link/ether b2:d6:18:92:14:8b 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::b0d6:18ff:fe92:148b/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2981) 12/02/25 _x86_64_ (8 CPU) 00:00:23 LINUX RESTART (8 CPU) 00:10:04 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:20:14 13.45 0.43 12.56 0.46 16.30 14117.34 1377.59 00:30:18 26.49 1.91 23.56 1.02 324.43 10215.42 2065.67 Average: 19.93 1.16 18.03 0.74 169.47 12177.67 1719.64 00:10:04 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:20:14 20031504 28397700 3894656 11.85 179900 8264540 4011176 11.83 2125152 10071404 40 00:30:18 18565720 30105872 2168344 6.60 217704 11259784 2736268 8.07 3305160 10206156 124868 Average: 19298612 29251786 3031500 9.22 198802 9762162 3373722 9.95 2715156 10138780 62454 00:10:04 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:20:14 lo 3211.46 3211.46 3066.03 3066.03 0.00 0.00 0.00 0.00 00:20:14 ens3 48.72 39.21 303.79 10.99 0.00 0.00 0.00 0.00 00:20:14 docker0 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 00:30:18 lo 1370.29 1370.29 1295.74 1295.74 0.00 0.00 0.00 0.00 00:30:18 ens3 200.56 212.45 493.04 2702.88 0.00 0.00 0.00 0.00 00:30:18 docker0 89.14 83.31 1345.91 71.02 0.00 0.00 0.00 0.00 Average: lo 2296.21 2296.21 2186.01 2186.01 0.00 0.00 0.00 0.00 Average: ens3 124.20 125.33 397.87 1349.15 0.00 0.00 0.00 0.00 Average: docker0 44.31 41.41 669.06 35.31 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 5.15.0-153-generic (prd-ubuntu2204-docker-8c-8g-2981) 12/02/25 _x86_64_ (8 CPU) 00:00:23 LINUX RESTART (8 CPU) 00:10:04 CPU %user %nice %system %iowait %steal %idle 00:20:14 all 27.50 0.00 1.72 0.12 0.06 70.61 00:20:14 0 37.18 0.00 3.54 0.01 0.07 59.21 00:20:14 1 26.38 0.00 1.81 0.03 0.06 71.72 00:20:14 2 24.11 0.00 1.23 0.28 0.05 74.33 00:20:14 3 28.06 0.00 1.13 0.53 0.05 70.22 00:20:14 4 25.67 0.00 1.14 0.03 0.06 73.11 00:20:14 5 26.13 0.00 1.12 0.04 0.05 72.67 00:20:14 6 22.41 0.00 1.10 0.05 0.05 76.39 00:20:14 7 30.11 0.00 2.70 0.01 0.05 67.13 00:30:18 all 12.93 0.00 1.29 0.16 0.05 85.57 00:30:18 0 17.33 0.00 2.14 0.01 0.04 80.47 00:30:18 1 11.54 0.00 1.43 0.07 0.05 86.90 00:30:18 2 18.83 0.00 1.24 0.44 0.05 79.44 00:30:18 3 8.67 0.00 0.68 0.02 0.04 90.59 00:30:18 4 7.44 0.00 0.75 0.21 0.05 91.55 00:30:18 5 14.85 0.00 0.68 0.15 0.04 84.27 00:30:18 6 10.31 0.00 0.57 0.18 0.05 88.89 00:30:18 7 14.49 0.00 2.81 0.22 0.04 82.44 Average: all 20.25 0.00 1.50 0.14 0.05 78.05 Average: 0 27.27 0.00 2.84 0.01 0.06 69.82 Average: 1 19.00 0.00 1.62 0.05 0.05 79.28 Average: 2 21.48 0.00 1.24 0.36 0.05 76.87 Average: 3 18.42 0.00 0.90 0.28 0.05 80.35 Average: 4 16.58 0.00 0.95 0.12 0.05 82.30 Average: 5 20.52 0.00 0.90 0.09 0.05 78.44 Average: 6 16.40 0.00 0.84 0.12 0.05 82.60 Average: 7 22.34 0.00 2.75 0.11 0.05 74.75