---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27416 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 754 5205 4 2274 7187 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:3a:4b:a3 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.142/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82357sec preferred_lft 82357sec inet6 fe80::f816:3eff:fe3a:4ba3/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27416) 06/15/26 _x86_64_ (2 CPU) 00:00:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:01 1.58 0.02 1.53 0.03 0.82 18.52 1.49 00:20:05 1.61 0.11 1.47 0.03 3.46 18.93 89.11 00:30:05 1.51 0.00 1.49 0.02 0.00 18.28 0.25 00:40:01 23.88 3.01 18.59 2.28 228.41 3390.62 518.87 Average: 7.12 0.78 5.75 0.59 57.92 857.77 152.03 00:00:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:01 6250764 7530196 289612 3.56 31256 1453372 725676 7.90 456128 1205800 124 00:20:05 6248288 7528436 291228 3.58 31588 1453668 724844 7.89 456112 1206212 244 00:30:05 6252136 7532904 286752 3.53 31756 1454124 724908 7.90 456484 1206704 252 00:40:01 5243248 7443364 323472 3.98 87020 2273120 760688 8.29 552716 2035388 11476 Average: 5998609 7508725 297766 3.66 45405 1658571 734029 8.00 480360 1413526 3024 00:00:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:01 ens3 0.32 0.05 0.07 0.03 0.00 0.00 0.00 0.00 00:20:05 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:05 ens3 0.24 0.05 0.05 0.02 0.00 0.00 0.00 0.00 00:30:05 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:05 ens3 0.36 0.08 0.11 0.06 0.00 0.00 0.00 0.00 00:40:01 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:01 ens3 66.81 43.47 316.33 11.47 0.00 0.00 0.00 0.00 Average: lo 1.09 1.09 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 16.86 10.86 78.78 2.88 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27416) 06/15/26 _x86_64_ (2 CPU) 00:00:05 CPU %user %nice %system %iowait %steal %idle 00:10:01 all 0.28 0.00 0.11 0.06 0.02 99.52 00:10:01 0 0.20 0.00 0.10 0.04 0.02 99.64 00:10:01 1 0.37 0.00 0.11 0.09 0.02 99.41 00:20:05 all 0.49 0.00 0.20 0.03 0.03 99.25 00:20:05 0 0.32 0.00 0.21 0.05 0.03 99.39 00:20:05 1 0.66 0.00 0.18 0.02 0.02 99.12 00:30:05 all 0.27 0.00 0.16 0.02 0.02 99.53 00:30:05 0 0.17 0.00 0.17 0.03 0.02 99.61 00:30:05 1 0.36 0.00 0.16 0.02 0.02 99.44 00:40:01 all 11.61 0.00 1.65 0.71 0.04 85.98 00:40:01 0 8.26 0.00 1.35 0.88 0.04 89.47 00:40:01 1 14.96 0.00 1.96 0.54 0.05 82.49 Average: all 3.15 0.00 0.53 0.21 0.03 96.09 Average: 0 2.23 0.00 0.46 0.25 0.03 97.04 Average: 1 4.07 0.00 0.60 0.17 0.03 95.14