---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-6335 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 781 5122 4 2335 7160 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:a3:5c:35 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.170.59/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 23939sec preferred_lft 23939sec inet6 fe80::f816:3eff:fea3:5c35/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6335) 03/21/26 _x86_64_ (2 CPU) 00:00:01 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 00:10:22 1.59 0.01 1.56 0.01 0.79 19.44 0.18 00:20:12 1.67 0.11 1.54 0.02 3.11 21.98 128.00 00:30:01 23.12 3.20 17.66 2.26 233.71 3148.64 1040.92 Average: 8.66 1.09 6.82 0.75 77.79 1044.55 382.73 00:00:01 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 00:10:22 6139760 7524724 284376 3.50 50772 1530520 537888 5.86 467980 1297052 372 00:20:12 6146764 7501388 307584 3.78 50896 1499996 535556 5.83 466980 1266432 260 00:30:01 5249712 7427132 334320 4.11 101184 2231928 562380 6.13 551100 2003236 2432 Average: 5845412 7484415 308760 3.80 67617 1754148 545275 5.94 495353 1522240 1021 00:00:01 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 00:10:22 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 00:10:22 ens3 0.17 0.05 0.06 0.03 0.00 0.00 0.00 0.00 00:20:12 lo 1.06 1.06 0.06 0.06 0.00 0.00 0.00 0.00 00:20:12 ens3 0.71 0.32 0.25 1.81 0.00 0.00 0.00 0.00 00:30:01 lo 1.32 1.32 0.11 0.11 0.00 0.00 0.00 0.00 00:30:01 ens3 58.84 40.94 300.36 11.07 0.00 0.00 0.00 0.00 Average: lo 1.12 1.12 0.07 0.07 0.00 0.00 0.00 0.00 Average: ens3 19.55 13.52 98.42 4.23 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-6335) 03/21/26 _x86_64_ (2 CPU) 00:00:01 CPU %user %nice %system %iowait %steal %idle 00:10:22 all 0.27 0.00 0.11 0.01 0.03 99.58 00:10:22 0 0.07 0.00 0.11 0.01 0.04 99.77 00:10:22 1 0.47 0.00 0.10 0.01 0.03 99.39 00:20:12 all 0.63 0.00 0.22 0.03 0.03 99.09 00:20:12 0 0.49 0.00 0.24 0.05 0.03 99.18 00:20:12 1 0.77 0.00 0.19 0.01 0.03 99.00 00:30:01 all 10.81 0.00 1.74 0.45 0.05 86.95 00:30:01 0 12.88 0.00 2.04 0.44 0.04 84.60 00:30:01 1 8.74 0.00 1.45 0.47 0.05 89.29 Average: all 3.84 0.00 0.68 0.16 0.04 95.29 Average: 0 4.40 0.00 0.79 0.16 0.04 94.61 Average: 1 3.27 0.00 0.57 0.16 0.04 95.96