---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-22218 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 769 5203 4 2265 7172 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:cc:8d:e6 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.186/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 83244sec preferred_lft 83244sec inet6 fe80::f816:3eff:fecc:8de6/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22218) 03/25/26 _x86_64_ (2 CPU) 00:00:30 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:25 1.61 0.02 1.58 0.02 0.82 19.48 436.00 00:20:29 1.71 0.11 1.57 0.03 3.03 22.91 391.88 00:30:15 1.57 0.00 1.56 0.01 0.00 17.66 442.61 00:40:28 22.99 2.96 17.84 2.18 221.81 3060.17 764.40 00:50:15 1.44 0.00 1.43 0.00 0.00 21.82 0.05 Average: 5.97 0.63 4.88 0.46 46.28 644.09 409.94 00:00:30 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:25 6114492 7515548 293460 3.61 53284 1543640 587784 6.40 480440 1311400 212 00:20:29 6134492 7497544 311340 3.83 53456 1505396 585024 6.37 479052 1272988 260 00:30:15 6138060 7501564 307232 3.78 53588 1505700 585176 6.37 479056 1273420 240 00:40:28 5207620 7396380 365148 4.49 103028 2241172 681988 7.43 606684 2013212 220 00:50:15 5146720 7337424 424112 5.22 103128 2243012 705536 7.68 622556 2015156 292 Average: 5748277 7449692 340258 4.18 73297 1807784 629102 6.85 533558 1577235 245 00:00:30 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:25 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:25 ens3 0.24 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:20:29 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:29 ens3 0.18 0.05 0.04 0.02 0.00 0.00 0.00 0.00 00:30:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:30:15 ens3 0.49 0.11 0.14 0.08 0.00 0.00 0.00 0.00 00:40:28 lo 1.29 1.29 0.09 0.09 0.00 0.00 0.00 0.00 00:40:28 ens3 51.82 36.25 291.14 12.31 0.00 0.00 0.00 0.00 00:50:15 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:50:15 ens3 12.67 10.17 73.65 0.99 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 13.31 9.48 74.27 2.74 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-22218) 03/25/26 _x86_64_ (2 CPU) 00:00:30 CPU %user %nice %system %iowait %steal %idle 00:10:25 all 0.25 0.00 0.10 0.03 0.03 99.60 00:10:25 0 0.44 0.00 0.08 0.03 0.02 99.43 00:10:25 1 0.06 0.00 0.12 0.02 0.04 99.76 00:20:29 all 0.66 0.00 0.22 0.03 0.03 99.07 00:20:29 0 0.70 0.00 0.21 0.03 0.03 99.03 00:20:29 1 0.62 0.00 0.22 0.02 0.02 99.11 00:30:15 all 0.25 0.00 0.15 0.03 0.03 99.53 00:30:15 0 0.44 0.00 0.13 0.01 0.02 99.40 00:30:15 1 0.07 0.00 0.17 0.05 0.04 99.67 00:40:28 all 10.52 0.00 1.64 1.24 0.05 86.55 00:40:28 0 9.42 0.00 1.59 1.48 0.05 87.46 00:40:28 1 11.62 0.00 1.70 0.99 0.05 85.64 00:50:15 all 0.84 0.00 0.19 0.05 0.05 98.87 00:50:15 0 0.93 0.00 0.17 0.02 0.04 98.83 00:50:15 1 0.76 0.00 0.20 0.08 0.06 98.90 Average: all 2.56 0.00 0.47 0.28 0.04 96.66 Average: 0 2.43 0.00 0.45 0.32 0.03 96.77 Average: 1 2.68 0.00 0.49 0.24 0.04 96.55