---> uname -a: Linux prd-ubuntu2404-robot-2c-8g-31289 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 8.3G 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 761 4891 4 2584 7180 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:ef:54:a8 brd ff:ff:ff:ff:ff:ff altname enp0s3 inet 10.30.171.93/23 metric 100 brd 10.30.171.255 scope global dynamic ens3 valid_lft 82765sec preferred_lft 82765sec inet6 fe80::f816:3eff:feef:54a8/64 scope link valid_lft forever preferred_lft forever ---> sar -b -r -n DEV: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31289) 06/28/26 _x86_64_ (2 CPU) 01:40:34 LINUX RESTART (2 CPU) 01:50:05 tps rtps wtps dtps bread/s bwrtn/s bdscd/s 02:00:01 1.93 0.26 1.62 0.04 31.27 78.27 1.63 02:10:13 1.28 0.00 1.26 0.02 0.00 47.29 1.37 02:20:13 1.54 0.00 1.51 0.04 0.01 408.76 1.88 02:30:01 1.49 0.00 1.45 0.05 0.00 88.94 2.54 02:40:13 4.01 0.04 3.27 0.69 1.06 708.15 1859.52 Average: 2.06 0.06 1.83 0.17 6.41 268.12 379.76 01:50:05 kbmemfree kbavail kbmemused %memused kbbuffers kbcached kbcommit %commit kbactive kbinact kbdirty 02:00:01 5028432 7224984 542152 6.67 86160 2271120 981208 10.69 741820 2034308 228 02:10:13 5045320 7252060 515096 6.33 86344 2281088 998700 10.88 742096 2044488 204 02:20:13 4818612 7144988 620316 7.63 86540 2398964 1099592 11.98 842708 2162560 160 02:30:01 4776896 7124796 640124 7.87 86716 2419992 1086136 11.83 829988 2183764 128 02:40:13 5027720 7363488 408404 5.02 88084 2412872 846636 9.22 636388 2177724 22456 Average: 4939396 7222063 545218 6.70 86769 2356807 1002454 10.92 758600 2120569 4635 01:50:05 IFACE rxpck/s txpck/s rxkB/s txkB/s rxcmp/s txcmp/s rxmcst/s %ifutil 02:00:01 lo 1.02 1.02 0.05 0.05 0.00 0.00 0.00 0.00 02:00:01 ens3 30.69 29.21 487.30 1.95 0.00 0.00 0.00 0.00 02:10:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:10:13 ens3 73.44 71.16 1242.29 4.67 0.00 0.00 0.00 0.00 02:20:13 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:20:13 ens3 27.87 26.84 439.70 1.79 0.00 0.00 0.00 0.00 02:30:01 lo 1.00 1.00 0.05 0.05 0.00 0.00 0.00 0.00 02:30:01 ens3 22.71 21.99 389.24 1.46 0.00 0.00 0.00 0.00 02:40:13 lo 1.03 1.03 0.05 0.05 0.00 0.00 0.00 0.00 02:40:13 ens3 31.43 25.50 304.28 20.68 0.00 0.00 0.00 0.00 Average: lo 1.01 1.01 0.05 0.05 0.00 0.00 0.00 0.00 Average: ens3 37.42 35.11 575.07 6.19 0.00 0.00 0.00 0.00 ---> sar -P ALL: Linux 6.8.0-90-generic (prd-ubuntu2404-robot-2c-8g-31289) 06/28/26 _x86_64_ (2 CPU) 01:40:34 LINUX RESTART (2 CPU) 01:50:05 CPU %user %nice %system %iowait %steal %idle 02:00:01 all 0.77 0.00 0.38 0.02 0.08 98.75 02:00:01 0 0.68 0.00 0.37 0.02 0.08 98.85 02:00:01 1 0.86 0.00 0.39 0.01 0.07 98.66 02:10:13 all 1.03 0.00 0.56 0.01 0.07 98.32 02:10:13 0 1.09 0.00 0.68 0.01 0.07 98.15 02:10:13 1 0.98 0.00 0.44 0.01 0.08 98.50 02:20:13 all 0.80 0.00 0.22 0.02 0.07 98.88 02:20:13 0 0.65 0.00 0.16 0.03 0.06 99.11 02:20:13 1 0.96 0.00 0.28 0.02 0.09 98.66 02:30:01 all 0.67 0.00 0.34 0.01 0.07 98.91 02:30:01 0 0.67 0.00 0.31 0.01 0.05 98.95 02:30:01 1 0.67 0.00 0.38 0.01 0.08 98.86 02:40:13 all 3.05 0.00 0.45 0.10 0.06 96.33 02:40:13 0 1.87 0.00 0.41 0.12 0.06 97.54 02:40:13 1 4.24 0.00 0.48 0.09 0.07 95.12 Average: all 1.28 0.00 0.39 0.03 0.07 98.23 Average: 0 1.00 0.00 0.39 0.04 0.06 98.51 Average: 1 1.55 0.00 0.39 0.03 0.08 97.95