---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-37698 6.8.0-90-generic #91-Ubuntu SMP PREEMPT_DYNAMIC Tue Nov 18 14:14:30 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): 2 On-line CPU(s) list: 0,1 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): 2 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: 64 KiB (2 instances) L1i cache: 64 KiB (2 instances) L2 cache: 1 MiB (2 instances) L3 cache: 32 MiB (2 instances) NUMA node(s): 1 NUMA node0 CPU(s): 0,1 Vulnerability Gather data sampling: 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: Vulnerable: Safe RET, no microcode Vulnerability Spec store bypass: Mitigation; Speculative Store Bypass disabled via prctl 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 Tsx async abort: Not affected Vulnerability Vmscape: Not affected ---> nproc: 2 ---> df -h: Filesystem Size Used Avail Use% Mounted on tmpfs 795M 1.1M 794M 1% /run /dev/vda1 38G 8.0G 30G 22% / tmpfs 3.9G 0 3.9G 0% /dev/shm tmpfs 5.0M 0 5.0M 0% /run/lock /dev/vda16 881M 117M 703M 15% /boot /dev/vda15 105M 6.2M 99M 6% /boot/efi tmpfs 795M 16K 795M 1% /run/user/1001 ---> free -m: total used free shared buff/cache available Mem: 7941 762 5034 4 2447 7179 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 noprefixroute valid_lft forever preferred_lft forever 2: ens3: mtu 1458 qdisc mq state UP group default qlen 1000 link/ether fa:16:3e:e5:c7:38 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.221/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 48960sec preferred_lft 48960sec inet6 fe80::f816:3eff:fee5:c738/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37698) 07/23/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.65 0.01 1.62 0.01 0.81 19.48 432.32 00:20:24 1.66 0.10 1.53 0.03 2.94 21.84 740.56 00:30:01 1.68 0.00 1.66 0.02 0.00 19.15 898.77 00:40:01 24.76 2.85 19.61 2.31 223.94 3507.64 837.00 00:50:24 1.41 0.00 1.41 0.00 0.00 21.66 0.05 01:00:24 2.03 0.00 2.00 0.02 0.00 26.92 0.25 01:10:00 1.55 0.00 1.55 0.01 0.00 142.78 412.78 01:20:24 1.56 0.00 1.55 0.00 0.00 30.29 0.35 01:30:24 1.76 0.00 1.74 0.03 0.00 25.41 0.45 Average: 4.22 0.33 3.62 0.27 25.21 421.81 365.17 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6110120 7505996 302972 3.73 53840 1537972 596452 6.50 480888 1309124 396 00:20:24 6128516 7486364 322512 3.97 53988 1499756 594648 6.48 479452 1270840 256 00:30:01 6131792 7490072 318704 3.92 54124 1500044 594712 6.48 479492 1271260 152 00:40:01 5096320 7391036 364748 4.49 105556 2339820 692636 7.54 607720 2117348 248 00:50:24 5045188 7342024 413788 5.09 105640 2341884 702648 7.65 610244 2119496 356 01:00:24 5043716 7342348 413360 5.08 105756 2343560 721416 7.86 628348 2121164 176 01:10:00 5017940 7353044 402584 4.95 105856 2379836 708984 7.72 615600 2157540 168 01:20:24 4971136 7310744 444900 5.47 105952 2384192 744292 8.11 650592 2161992 268 01:30:24 4961160 7302832 452748 5.57 106028 2386144 744264 8.11 650784 2164020 212 Average: 5389543 7391607 381813 4.69 88527 2079245 677784 7.38 578124 1854754 248 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.20 0.06 0.07 0.03 0.00 0.00 0.00 0.00 00:20:24 lo 1.06 1.06 0.05 0.05 0.00 0.00 0.00 0.00 00:20:24 ens3 0.13 0.06 0.05 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 0.57 0.13 0.18 0.10 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 66.05 47.09 325.95 12.72 0.00 0.00 0.00 0.00 00:50:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:24 ens3 22.54 19.61 242.54 1.63 0.00 0.00 0.00 0.00 01:00:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:24 ens3 6.29 5.92 33.24 0.72 0.00 0.00 0.00 0.00 01:10:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:10:00 ens3 16.30 15.06 163.79 1.65 0.00 0.00 0.00 0.00 01:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:20:24 ens3 17.45 16.72 163.02 1.71 0.00 0.00 0.00 0.00 01:30:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:30:24 ens3 13.84 13.41 140.25 1.19 0.00 0.00 0.00 0.00 Average: lo 1.04 1.04 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 15.96 13.15 119.30 2.20 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-37698) 07/23/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.25 0.00 0.11 0.04 0.09 99.51 00:10:01 0 0.43 0.00 0.08 0.04 0.10 99.36 00:10:01 1 0.08 0.00 0.14 0.05 0.08 99.66 00:20:24 all 0.65 0.00 0.23 0.03 0.02 99.07 00:20:24 0 0.69 0.00 0.23 0.03 0.02 99.04 00:20:24 1 0.61 0.00 0.23 0.04 0.02 99.10 00:30:01 all 0.26 0.00 0.17 0.01 0.02 99.54 00:30:01 0 0.21 0.00 0.17 0.01 0.02 99.59 00:30:01 1 0.32 0.00 0.17 0.01 0.02 99.48 00:40:01 all 12.38 0.00 1.82 0.51 0.05 85.25 00:40:01 0 13.22 0.00 2.00 0.58 0.05 84.16 00:40:01 1 11.53 0.00 1.64 0.43 0.05 86.35 00:50:24 all 0.97 0.00 0.26 0.01 0.04 98.71 00:50:24 0 0.78 0.00 0.16 0.01 0.03 99.01 00:50:24 1 1.17 0.00 0.37 0.01 0.05 98.42 01:00:24 all 4.35 0.00 0.66 0.01 0.05 94.94 01:00:24 0 6.89 0.00 0.93 0.01 0.05 92.12 01:00:24 1 1.85 0.00 0.38 0.01 0.04 97.72 01:10:00 all 4.35 0.00 0.57 0.01 0.05 95.02 01:10:00 0 3.29 0.00 0.44 0.01 0.05 96.21 01:10:00 1 5.43 0.00 0.71 0.01 0.05 93.80 01:20:24 all 1.60 0.00 0.32 0.01 0.04 98.03 01:20:24 0 0.89 0.00 0.18 0.00 0.03 98.89 01:20:24 1 2.31 0.00 0.46 0.02 0.04 97.18 01:30:24 all 0.94 0.00 0.31 0.01 0.04 98.70 01:30:24 0 0.87 0.00 0.36 0.01 0.05 98.71 01:30:24 1 1.00 0.00 0.27 0.01 0.03 98.69 Average: all 2.84 0.00 0.49 0.07 0.04 96.55 Average: 0 3.00 0.00 0.50 0.08 0.04 96.37 Average: 1 2.68 0.00 0.48 0.06 0.04 96.73