---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-21455 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 782 5085 4 2365 7159 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:96:a3:b5 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.254/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84562sec preferred_lft 84562sec inet6 fe80::f816:3eff:fe96:a3b5/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21455) 05/30/26 _x86_64_ (2 CPU) 06:57:08 LINUX RESTART (2 CPU) 07:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 07:10:07 10.77 1.42 8.08 1.28 114.66 1190.15 432.91 07:20:37 1.38 0.01 1.35 0.02 0.06 95.06 1.43 Average: 5.99 0.70 4.65 0.64 56.26 632.04 213.01 07:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 07:10:07 5222552 7408964 359168 4.42 86180 2261288 687328 7.49 588660 2032032 252 07:20:37 5190500 7402252 365488 4.49 86392 2286256 686100 7.47 595652 2057212 196 Average: 5206526 7405608 362328 4.46 86286 2273772 686714 7.48 592156 2044622 224 07:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 07:10:07 lo 1.15 1.15 0.06 0.06 0.00 0.00 0.00 0.00 07:10:07 ens3 79.07 64.35 57.05 12.67 0.00 0.00 0.00 0.00 07:20:37 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 07:20:37 ens3 56.05 54.73 24.21 5.54 0.00 0.00 0.00 0.00 Average: lo 1.08 1.08 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 67.34 59.45 40.31 9.04 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-21455) 05/30/26 _x86_64_ (2 CPU) 06:57:08 LINUX RESTART (2 CPU) 07:00:01 CPU %user %nice %system %iowait %steal %idle 07:10:07 all 10.47 0.00 1.53 0.17 0.06 87.76 07:10:07 0 12.47 0.00 1.73 0.13 0.06 85.60 07:10:07 1 8.48 0.00 1.34 0.21 0.06 89.91 07:20:37 all 6.11 0.00 0.80 0.02 0.07 93.01 07:20:37 0 7.21 0.00 0.80 0.02 0.07 91.90 07:20:37 1 5.01 0.00 0.80 0.01 0.07 94.11 Average: all 8.25 0.00 1.16 0.09 0.07 90.43 Average: 0 9.80 0.00 1.26 0.08 0.07 88.81 Average: 1 6.71 0.00 1.06 0.11 0.06 92.05