---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-38295 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 749 5274 4 2207 7192 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:9b:cb:41 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.34/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84952sec preferred_lft 84952sec inet6 fe80::f816:3eff:fe9b:cb41/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38295) 07/24/26 _x86_64_ (2 CPU) 05:16:10 LINUX RESTART (2 CPU) 05:20:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 05:30:05 2.48 0.30 1.97 0.21 33.87 116.60 2.97 05:40:01 5.60 0.07 4.24 1.30 5.60 152.46 720.53 Average: 4.03 0.18 3.10 0.75 19.79 134.47 360.43 05:20:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 05:30:05 5503048 7454432 325308 4.00 72532 2050128 550312 5.99 516120 1824580 196 05:40:01 5475936 7438828 340212 4.18 75704 2057980 551420 6.01 518160 1834092 30340 Average: 5489492 7446630 332760 4.09 74118 2054054 550866 6.00 517140 1829336 15268 05:20:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 05:30:05 lo 1.18 1.18 0.07 0.07 0.00 0.00 0.00 0.00 05:30:05 ens3 5.31 1.32 4.03 0.15 0.00 0.00 0.00 0.00 05:40:01 lo 1.24 1.24 0.07 0.07 0.00 0.00 0.00 0.00 05:40:01 ens3 6.66 3.37 3.07 1.55 0.00 0.00 0.00 0.00 Average: lo 1.21 1.21 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 5.98 2.34 3.55 0.85 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-38295) 07/24/26 _x86_64_ (2 CPU) 05:16:10 LINUX RESTART (2 CPU) 05:20:05 CPU %user %nice %system %iowait %steal %idle 05:30:05 all 0.50 0.00 0.36 0.07 0.03 99.04 05:30:05 0 0.65 0.00 0.37 0.08 0.03 98.87 05:30:05 1 0.34 0.00 0.35 0.06 0.03 99.22 05:40:01 all 4.09 0.00 0.58 0.21 0.03 95.08 05:40:01 0 3.81 0.00 0.53 0.24 0.03 95.40 05:40:01 1 4.38 0.00 0.64 0.18 0.04 94.77 Average: all 2.29 0.00 0.47 0.14 0.03 97.07 Average: 0 2.22 0.00 0.45 0.16 0.03 97.14 Average: 1 2.35 0.00 0.49 0.12 0.03 97.00