---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-19143 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 798 5109 4 2326 7143 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:b8:45:84 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84648sec preferred_lft 84648sec inet6 fe80::f816:3eff:feb8:4584/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19143) 05/23/26 _x86_64_ (2 CPU) 00:35:44 LINUX RESTART (2 CPU) 00:40:26 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:50:18 1.70 0.03 1.64 0.03 1.74 71.32 0.99 01:00:26 1.64 0.01 1.62 0.01 0.39 91.10 0.49 Average: 1.67 0.02 1.63 0.02 1.06 81.34 0.73 00:40:26 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:50:18 5231916 7406364 362024 4.45 85600 2249996 665452 7.25 593896 2020648 228 01:00:26 5205560 7402596 365416 4.49 85736 2272440 661308 7.20 597752 2043108 1200 Average: 5218738 7404480 363720 4.47 85668 2261218 663380 7.23 595824 2031878 714 00:40:26 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:50:18 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:18 ens3 37.04 31.01 8.05 4.18 0.00 0.00 0.00 0.00 01:00:26 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 01:00:26 ens3 45.08 43.97 9.76 6.08 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 41.11 37.57 8.92 5.15 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-19143) 05/23/26 _x86_64_ (2 CPU) 00:35:44 LINUX RESTART (2 CPU) 00:40:26 CPU %user %nice %system %iowait %steal %idle 00:50:18 all 5.74 0.00 0.50 0.01 0.05 93.70 00:50:18 0 4.75 0.00 0.43 0.02 0.05 94.75 00:50:18 1 6.74 0.00 0.57 0.00 0.05 92.63 01:00:26 all 7.86 0.00 0.63 0.01 0.06 91.44 01:00:26 0 5.11 0.00 0.58 0.02 0.05 94.24 01:00:26 1 10.62 0.00 0.67 0.00 0.06 88.64 Average: all 6.82 0.00 0.56 0.01 0.05 92.55 Average: 0 4.93 0.00 0.50 0.02 0.05 94.49 Average: 1 8.71 0.00 0.62 0.00 0.06 90.60