---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-229 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: 5600.00 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 8.0G 30G 22% / 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 796 5004 4 2442 7144 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:1e:6d:ca brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.76/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 8296sec preferred_lft 8296sec inet6 fe80::f816:3eff:fe1e:6dca/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-229) 07/30/26 _x86_64_ (2 CPU) 00:00:06 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:17 1.71 0.01 1.69 0.01 0.80 20.26 424.68 00:20:01 1.73 0.11 1.60 0.03 3.14 22.84 744.05 00:30:17 25.19 2.91 20.03 2.25 221.32 3347.56 840.47 Average: 9.70 1.03 7.90 0.78 76.53 1152.42 669.09 00:00:06 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:17 6099452 7496484 312060 3.84 54580 1538588 606648 6.61 480680 1310480 368 00:20:01 6123404 7481952 326500 4.01 54724 1499908 604348 6.58 479536 1271732 132 00:30:17 5144332 7427956 327552 4.03 106520 2328016 634552 6.91 563992 2106188 604 Average: 5789063 7468797 322037 3.96 71941 1788837 615183 6.70 508069 1562800 368 00:00:06 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:17 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:17 ens3 0.30 0.09 0.11 0.06 0.00 0.00 0.00 0.00 00:20:01 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:01 ens3 0.22 0.09 0.09 0.05 0.00 0.00 0.00 0.00 00:30:17 lo 1.30 1.30 0.08 0.08 0.00 0.00 0.00 0.00 00:30:17 ens3 60.64 43.76 308.22 12.33 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.06 0.06 0.00 0.00 0.00 0.00 Average: ens3 20.79 14.94 104.87 4.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-229) 07/30/26 _x86_64_ (2 CPU) 00:00:06 CPU %user %nice %system %iowait %steal %idle 00:10:17 all 0.27 0.00 0.10 0.02 0.03 99.58 00:10:17 0 0.06 0.00 0.11 0.01 0.04 99.77 00:10:17 1 0.48 0.00 0.09 0.02 0.02 99.38 00:20:01 all 0.66 0.00 0.22 0.01 0.03 99.07 00:20:01 0 0.44 0.00 0.23 0.01 0.04 99.28 00:20:01 1 0.88 0.00 0.22 0.02 0.02 98.85 00:30:17 all 11.46 0.00 1.73 0.52 0.05 86.24 00:30:17 0 10.32 0.00 1.63 0.58 0.05 87.42 00:30:17 1 12.61 0.00 1.82 0.46 0.04 85.07 Average: all 4.20 0.00 0.69 0.19 0.04 94.88 Average: 0 3.67 0.00 0.66 0.21 0.04 95.42 Average: 1 4.73 0.00 0.72 0.17 0.03 94.35