---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-20237 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 756 5136 4 2348 7185 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:ea:48:9a 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 51757sec preferred_lft 51757sec inet6 fe80::f816:3eff:feea:489a/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-20237) 05/27/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:09 1.83 0.01 1.80 0.02 0.80 21.84 0.22 00:20:09 1.99 0.11 1.85 0.03 3.05 25.24 765.51 00:30:01 3.27 1.32 1.92 0.03 96.82 113.60 0.49 00:40:09 23.43 1.82 19.41 2.20 132.36 3283.11 914.21 Average: 7.68 0.82 6.29 0.58 58.19 869.61 422.00 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:09 6111408 7511892 296748 3.65 54280 1542104 592132 6.45 476028 1313276 484 00:20:09 6137640 7500000 308612 3.79 54436 1503764 534344 5.82 469332 1274880 216 00:30:01 5940712 7399072 404520 4.97 61868 1588076 632508 6.89 580224 1354076 39212 00:40:09 5131048 7406960 350332 4.31 105376 2322464 636872 6.94 596156 2099208 272 Average: 5830202 7454481 340053 4.18 68990 1739102 598964 6.52 530435 1510360 10046 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:09 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:09 ens3 0.29 0.05 0.09 0.03 0.00 0.00 0.00 0.00 00:20:09 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:09 ens3 0.15 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:01 lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 00:30:01 ens3 18.53 11.24 51.77 5.40 0.00 0.00 0.00 0.00 00:40:09 lo 1.29 1.29 0.08 0.08 0.00 0.00 0.00 0.00 00:40:09 ens3 30.73 21.76 257.76 4.40 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 12.43 8.28 77.90 2.45 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-20237) 05/27/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:09 all 0.25 0.00 0.10 0.01 0.03 99.61 00:10:09 0 0.43 0.00 0.07 0.01 0.02 99.48 00:10:09 1 0.06 0.00 0.14 0.01 0.05 99.74 00:20:09 all 0.65 0.00 0.21 0.02 0.04 99.09 00:20:09 0 0.81 0.00 0.19 0.02 0.03 98.95 00:20:09 1 0.48 0.00 0.23 0.01 0.05 99.23 00:30:01 all 1.03 0.00 0.30 0.04 0.04 98.59 00:30:01 0 0.84 0.00 0.27 0.04 0.04 98.81 00:30:01 1 1.22 0.00 0.34 0.04 0.04 98.36 00:40:09 all 11.11 0.00 1.49 0.45 0.07 86.87 00:40:09 0 10.02 0.00 1.32 0.41 0.06 88.18 00:40:09 1 12.20 0.00 1.67 0.50 0.07 85.57 Average: all 3.28 0.00 0.53 0.13 0.04 96.01 Average: 0 3.05 0.00 0.46 0.12 0.04 96.33 Average: 1 3.52 0.00 0.60 0.14 0.05 95.70