---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-7895 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 7.8G 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 731 5352 4 2145 7210 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:37:b9:46 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.220/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 84172sec preferred_lft 84172sec inet6 fe80::f816:3eff:fe37:b946/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7895) 04/25/26 _x86_64_ (2 CPU) 03:06:59 LINUX RESTART (2 CPU) 03:10:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 03:20:29 8.44 1.17 6.42 0.84 100.55 991.00 632.40 03:30:19 1.55 0.01 1.52 0.02 0.05 19.35 0.47 03:40:01 1.21 0.00 1.21 0.00 0.00 14.68 0.00 Average: 3.85 0.41 3.13 0.30 35.08 356.63 220.66 03:10:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 03:20:29 5339380 7420656 351820 4.33 84040 2161720 622588 6.78 570344 1931308 216 03:30:19 5337672 7419460 352668 4.34 84184 2162080 622792 6.78 570612 1931816 152 03:40:01 5336748 7418992 353172 4.34 84316 2162400 622856 6.78 570748 1932272 120 Average: 5337933 7419703 352553 4.34 84180 2162067 622745 6.78 570568 1931799 163 03:10:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 03:20:29 lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 03:20:29 ens3 26.20 17.96 37.03 4.44 0.00 0.00 0.00 0.00 03:30:19 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:30:19 ens3 1.35 0.24 0.21 0.07 0.00 0.00 0.00 0.00 03:40:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 03:40:01 ens3 1.85 0.31 5.74 0.10 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 10.17 6.44 14.84 1.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-7895) 04/25/26 _x86_64_ (2 CPU) 03:06:59 LINUX RESTART (2 CPU) 03:10:01 CPU %user %nice %system %iowait %steal %idle 03:20:29 all 4.16 0.00 0.75 0.17 0.04 94.87 03:20:29 0 5.00 0.00 0.84 0.18 0.04 93.93 03:20:29 1 3.32 0.00 0.67 0.16 0.04 95.81 03:30:19 all 0.42 0.00 0.24 0.01 0.04 99.28 03:30:19 0 0.52 0.00 0.20 0.01 0.02 99.24 03:30:19 1 0.32 0.00 0.29 0.01 0.06 99.33 03:40:01 all 0.35 0.00 0.13 0.01 0.04 99.47 03:40:01 0 0.44 0.00 0.08 0.00 0.02 99.45 03:40:01 1 0.26 0.00 0.18 0.01 0.06 99.49 Average: all 1.70 0.00 0.38 0.06 0.04 97.81 Average: 0 2.06 0.00 0.38 0.07 0.03 97.46 Average: 1 1.35 0.00 0.38 0.06 0.05 98.15