---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-27414 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 5210 4 2268 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:00:eb:3f brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.53/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 81475sec preferred_lft 81475sec inet6 fe80::f816:3eff:fe00:eb3f/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-27414) 06/15/26 _x86_64_ (2 CPU) 00:00:22 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:06 2.05 0.28 1.74 0.03 33.76 78.96 448.57 00:20:22 1.41 0.11 1.28 0.02 3.39 17.47 8.01 00:30:22 1.27 0.00 1.26 0.01 0.00 16.37 0.27 00:40:22 24.08 3.01 18.80 2.27 227.01 3403.05 547.24 00:50:22 1.55 0.01 1.54 0.00 0.57 34.77 0.03 Average: 6.07 0.68 4.92 0.46 52.78 709.79 198.42 00:00:22 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:06 6247816 7522760 297092 3.65 31136 1449300 534496 5.82 453412 1201520 212 00:20:22 6258924 7534560 285208 3.51 31464 1449592 533204 5.81 453432 1201924 232 00:30:22 6261804 7538072 281648 3.46 31632 1450052 533468 5.81 453928 1202416 252 00:40:22 5258036 7453816 313084 3.85 86972 2269084 570624 6.22 545492 2031236 2448 00:50:22 5169724 7367940 399084 4.91 87112 2271448 664248 7.23 604948 2033740 132 Average: 5839261 7483430 315223 3.88 53663 1777895 567208 6.18 502242 1534167 655 00:00:22 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:06 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 00:10:06 ens3 0.89 0.45 3.29 0.06 0.00 0.00 0.00 0.00 00:20:22 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:22 ens3 0.23 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:22 ens3 0.35 0.08 0.11 0.06 0.00 0.00 0.00 0.00 00:40:22 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:22 ens3 60.49 42.56 314.08 11.54 0.00 0.00 0.00 0.00 00:50:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:22 ens3 13.80 9.14 37.52 1.34 0.00 0.00 0.00 0.00 Average: lo 1.07 1.07 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 15.15 10.45 70.99 2.60 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-27414) 06/15/26 _x86_64_ (2 CPU) 00:00:22 CPU %user %nice %system %iowait %steal %idle 00:10:06 all 0.36 0.00 0.15 0.18 0.02 99.30 00:10:06 0 0.37 0.00 0.15 0.30 0.02 99.15 00:10:06 1 0.35 0.00 0.14 0.05 0.02 99.44 00:20:22 all 0.49 0.00 0.20 0.04 0.02 99.25 00:20:22 0 0.29 0.00 0.20 0.08 0.03 99.40 00:20:22 1 0.68 0.00 0.20 0.01 0.01 99.10 00:30:22 all 0.26 0.00 0.16 0.02 0.02 99.54 00:30:22 0 0.07 0.00 0.16 0.02 0.02 99.73 00:30:22 1 0.45 0.00 0.16 0.03 0.02 99.35 00:40:22 all 11.67 0.00 1.69 0.72 0.04 85.87 00:40:22 0 14.95 0.00 1.91 0.63 0.04 82.47 00:40:22 1 8.39 0.00 1.47 0.82 0.05 89.28 00:50:22 all 0.97 0.00 0.20 0.01 0.05 98.78 00:50:22 0 0.83 0.00 0.20 0.00 0.05 98.91 00:50:22 1 1.10 0.00 0.19 0.02 0.04 98.65 Average: all 2.75 0.00 0.48 0.19 0.03 96.55 Average: 0 3.30 0.00 0.52 0.21 0.03 95.94 Average: 1 2.19 0.00 0.43 0.18 0.03 97.16