---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-4519 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 7.9G 30G 21% / 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 735 5239 4 2255 7206 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:b0:ce:18 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.117/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82559sec preferred_lft 82559sec inet6 fe80::f816:3eff:feb0:ce18/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4519) 04/19/26 _x86_64_ (2 CPU) 02:02:36 LINUX RESTART (2 CPU) 02:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:20:24 1.22 0.01 1.19 0.02 0.06 20.99 0.66 02:30:00 15.57 0.00 1.55 14.01 0.15 24.08 111217.52 02:40:01 1.29 0.00 1.28 0.00 0.00 130.81 402.32 02:50:25 1.95 0.31 1.62 0.02 38.53 89.39 0.40 03:00:00 1.58 0.00 1.55 0.03 0.00 25.69 0.67 Average: 4.21 0.07 1.44 2.71 8.06 58.72 21455.14 02:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:20:24 5291396 7373452 398688 4.90 84280 2162256 642392 7.00 581428 1932092 244 02:30:00 5283488 7367272 404828 4.98 84424 2163852 661220 7.20 600656 1933796 176 02:40:01 5239524 7358208 413836 5.09 84556 2198544 681340 7.42 619584 1968628 244 02:50:25 5186572 7339536 432008 5.31 84816 2232156 685860 7.47 634956 1991112 220 03:00:00 5180744 7336052 435472 5.35 84972 2234288 685924 7.47 635188 1993276 192 Average: 5236345 7354904 416966 5.13 84610 2198219 671347 7.31 614362 1963781 215 02:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:20:24 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:24 ens3 20.11 18.93 242.12 1.52 0.00 0.00 0.00 0.00 02:30:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:00 ens3 6.67 6.02 34.61 0.73 0.00 0.00 0.00 0.00 02:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:40:01 ens3 7.83 6.94 73.17 0.86 0.00 0.00 0.00 0.00 02:50:25 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:50:25 ens3 16.12 15.58 139.38 1.83 0.00 0.00 0.00 0.00 03:00:00 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:00:00 ens3 19.89 19.18 233.38 1.60 0.00 0.00 0.00 0.00 Average: lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 14.19 13.40 145.33 1.32 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-4519) 04/19/26 _x86_64_ (2 CPU) 02:02:36 LINUX RESTART (2 CPU) 02:10:01 CPU %user %nice %system %iowait %steal %idle 02:20:24 all 1.00 0.00 0.29 0.01 0.05 98.65 02:20:24 0 0.78 0.00 0.23 0.00 0.04 98.94 02:20:24 1 1.22 0.00 0.35 0.01 0.06 98.36 02:30:00 all 3.81 0.00 0.58 0.03 0.07 95.51 02:30:00 0 4.26 0.00 0.57 0.05 0.06 95.05 02:30:00 1 3.37 0.00 0.59 0.01 0.07 95.96 02:40:01 all 5.85 0.00 0.72 0.08 0.08 93.28 02:40:01 0 9.47 0.00 1.09 0.06 0.09 89.30 02:40:01 1 2.37 0.00 0.37 0.09 0.08 97.09 02:50:25 all 2.04 0.00 0.35 0.03 0.06 97.53 02:50:25 0 2.41 0.00 0.34 0.02 0.06 97.16 02:50:25 1 1.66 0.00 0.35 0.03 0.05 97.90 03:00:00 all 1.06 0.00 0.36 0.02 0.05 98.50 03:00:00 0 1.10 0.00 0.44 0.02 0.05 98.39 03:00:00 1 1.03 0.00 0.29 0.02 0.06 98.60 Average: all 2.72 0.00 0.46 0.03 0.06 96.73 Average: 0 3.53 0.00 0.52 0.03 0.06 95.85 Average: 1 1.91 0.00 0.39 0.03 0.06 97.60