---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22454 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 8.1G 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 862 4929 4 2450 7079 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:ce:f7:de brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.52/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83416sec preferred_lft 83416sec inet6 fe80::f816:3eff:fece:f7de/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-22454) 06/02/26 _x86_64_ (2 CPU) 02:57:14 LINUX RESTART (2 CPU) 03:00:02 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:10:03 11.39 1.29 8.79 1.31 111.47 1215.47 944.76 03:20:01 1.39 0.01 1.37 0.01 0.07 106.07 0.36 03:30:03 1.63 0.00 1.60 0.02 0.20 83.32 0.31 03:40:04 1.33 0.00 1.32 0.02 0.00 28.75 0.40 Average: 3.93 0.32 3.27 0.34 27.92 358.26 236.36 03:00:02 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:10:03 5195152 7373888 393968 4.84 85460 2254608 687092 7.48 606716 2024592 592 03:20:01 5147172 7354392 413092 5.08 85612 2282872 724724 7.89 642992 2053008 1488 03:30:03 5117508 7343440 423760 5.21 85784 2301104 700792 7.63 643924 2071460 192 03:40:04 5115492 7345704 421448 5.18 85964 2305144 700792 7.63 644032 2075684 192 Average: 5143831 7354356 413067 5.08 85705 2285932 703350 7.66 634416 2056186 616 03:00:02 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:10:03 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 03:10:03 ens3 91.56 69.44 55.28 12.42 0.00 0.00 0.00 0.00 03:20:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:20:01 ens3 14.62 14.74 13.05 1.21 0.00 0.00 0.00 0.00 03:30:03 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:03 ens3 14.56 13.98 14.73 1.23 0.00 0.00 0.00 0.00 03:40:04 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:04 ens3 25.27 25.09 5.11 1.76 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 36.49 30.81 22.04 4.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22454) 06/02/26 _x86_64_ (2 CPU) 02:57:14 LINUX RESTART (2 CPU) 03:00:02 CPU %user %nice %system %iowait %steal %idle 03:10:03 all 8.45 0.00 1.37 0.17 0.06 89.95 03:10:03 0 6.41 0.00 1.30 0.13 0.05 92.11 03:10:03 1 10.49 0.00 1.44 0.21 0.06 87.79 03:20:01 all 4.21 0.00 0.60 0.01 0.06 95.12 03:20:01 0 3.39 0.00 0.50 0.01 0.06 96.05 03:20:01 1 5.03 0.00 0.71 0.01 0.06 94.19 03:30:03 all 3.77 0.00 0.62 0.01 0.06 95.53 03:30:03 0 2.22 0.00 0.47 0.02 0.06 97.23 03:30:03 1 5.33 0.00 0.77 0.01 0.06 93.83 03:40:04 all 1.59 0.00 0.33 0.01 0.06 98.01 03:40:04 0 1.56 0.00 0.28 0.01 0.07 98.08 03:40:04 1 1.62 0.00 0.38 0.01 0.05 97.95 Average: all 4.50 0.00 0.73 0.05 0.06 94.66 Average: 0 3.39 0.00 0.64 0.04 0.06 95.87 Average: 1 5.62 0.00 0.82 0.06 0.06 93.44